Performing Underchassis Preventive Maintenance

Learner’s diary

DIARY NOTES

Record important dates, jobs undertaken and other workplace events that will assist you in providing further
details to an Assessor.
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................
....................................................................................................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 100

Record of Achievement

Module: Performing Underchassis Preventive Maintenance

LO 1 : Check clutch and brake fluid and lines

Performance Criteria:

Assessment Criteria:
1. Clutch fluid must be between the minimum and the maximum levels.
2. No twisted or bent clutch lines.
3. Clutch cover must be fitted in the cap.
4. Clutch fluid must be clear and not diluted with other substances.

Comments:
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................
.....................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 101

Record of Achievement

Module: Performing Underchassis Preventive Maintenance

LO 2 : Inspect and change power transmission/differential gear oil

Performance Criteria:

1. Gear oil must be in accordance with manufacturer specifications.
2. The vehicle must be on flat surface.
3. Transmission gear oil must be clear and not diluted with other substances.
4. Grade/classification and level of gear oil must be in accordance with manufacturer

specifications.

Comments:
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 102

Record of Achievement

Module: Performing Underchassis Preventive Maintenance

LO 3 : Inspect/replace power steering fluid

Performance Criteria:

1. No leakage in the power steering linkage and connections.
2. The vehicle must be parked and engine running at idle speed.
3. Inspection/replacement and level of fluid must be in accordance with manufacturer's

specifications.

Comments:
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 103

Record of Achievement

Module: Performing Underchassis Preventive Maintenance

LO 4 : Check/refill automotive transmission fluid

Performance Criteria:

1. Checking and refilling of automatic transmission fluid (ATF) must be in accordance with
manufacturer's specifications.

Comments:
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 104

Record of Achievement

Module: Performing Underchassis Preventive Maintenance
LO 5 : Inspect/bleed air tank

Performance Criteria:

1. Air tank must be free of water, moisture and other foreign materials.

Comments:
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 105

Record of Achievement

Module: Performing Underchassis Preventive Maintenance
LO 6 : Check tire and tire pressure

Performance Criteria:

1. Tires no damage or deformities and no solid object struck on it.
2. Tire pressure must be in accordance with manufacturer's specifications.

Comments:
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 106

Record of Achievement

Module: Performing Underchassis Preventive Maintenance
LO 7 : Check underchassis body bolts and nuts

Performance Criteria:

1. Bolts/nuts including tire stud bolts/nuts are accurately determined.
2. Body bolts/nuts torque is within the manufacturer's specifications.
3. Checking procedure according to manufacturer's specifications.
4. Tightness of the bolts is determined by the sound produced by tapping lightly bolts/nuts

with pointed hammer.

Comments:
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................
..................................................................................................................................................................

Learner has satisfied the above performance criteria.
Learner’s signature: .....................................................................
Trainer’s signature: ......................................................................
Date: ............................................................................................

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 107

ACKNOWLEDGEMENT

Copyright TESDA
Centex: Cagayan de Oro (Bugo) School of Arts and Trades Bugo, Cagayan de Oro City

First Published OCTOBER 2003

This draft was prepared at the Competency-Based Learning Materials Development
Workshop conducted at the Cagayan de Oro (Bugo) School of Arts & Trades, from 23rd
to 27th October 2003.

It was based on the competency standard for Automotive Service Technician developed
by the Skill Standard and Certification Office (SSCO), and the Competency-Based
Curriculum Instructional Modules developed by the National Institute for Technical
Vocational Education and Training (NITVET), Technical Education and Skills
Development Authority (TESDA).

Some materials for contextual learning (science, math and communication) were
supplied by Academic Teachers from different TESDA-supervised schools.

This learning instrument was developed by the following personnel:

Technology Instructors : Danilo T. Trinidad

Rey S. Liwagon

Eduardo B. Madrona

Academic Teachers : Roland M. Go
Elsa M. Javariz
Josephine Dimen
Lorna V. Cahulogan

Vocational Institution Supervisor : Leticia V. Gabrinez
Vocational School Administrator : Rogelio Q. Mabao, Sr.
Facilitator : Abel B. Elpedes

This work was produced with funding provided by TESDA.

REFERENCE AND FURTHER READING
1. Automotive Mechanics 9th and 10th edition, Crouse/Anglin

2. Automotive Technology - A System Approach, 2nd edition, Jack Erjavec/Robert
Scharff

3. Today's Technician Shop Manual for Manual Transmission and Transaxles, Jack
Erjavec

4. Brakes 10 - Technical Training Bulletin "L" Series Air Brakes

Code No. Performing Underchassis Preventive Maintenance Date: Developed Date: Revised Page #
ALT723306
Oct. 26, 2003 May 24, 2004 108