Depress the brake pedal and start the engine the engine running

TASK 1

1. Read the customer’s request on the job card and note it down below:

3. Prepare a plan that details the original equipment manufacturer or authorized agency's recommended repair procedure which covers to maximize efficiency and minimise waste and not the plan below.

Ans. Initially start with the physical examination and test drive of the vehicle. Physical examination will consist of inspecting tyres wear and tear, loose nut and bolts, inspecting suspension by bumping the car using bare hands. Go for a test drive check for unnecessary or irregular noises, alignment, breaks, gear switch swiftly or not and other observable things. Using VOM and OEM multimeter necessary electric components will be checked. Start with Battery Test and Cleaning & Re-Torque Battery Terminals.

Four Wheel Alignments and Balancing: Rotate 4 Tires; Adjust Pressures; Check Tires for Wear & Damage.

After performing all the task tools and equipment used should be cleaned properly after use and should be placed back to their position on cardboards. The floor and surrounding the service area should be cleaned off properly from all spills of oil and other materials. Check out the waste or harmful substance is not lying loose. Check any oil or lubricant is not lying on floor which make it slipper which further cause injuries. Check that the lubricant containers are placed back to their places and tighten well. Check that parts of car which are lubricated are not containing excessive oil or lubricant product and should not come out.

Ball joint bearing due to use and

excessive drive were little cracked.

Engine oil, Air cleaner filter and spark plugs were replaced.

Filter and plug

TASK 2

Ans1. John smith wants his Holden Commodore’s transmission full service as the vehicle brought in by trailer seems some serious issues.

Grinding noise
Transmission jumps out of gear (into neutral) Difficulty shifting gears
Car stuck in one gear
Car that can't get into gear
Leaking transmission oil

 Dismantling Procedure:
Jack up the front of car and secure it with jack stands and remove floor jack. Remove the wheels from both sides; remove the bolts connecting the downpipe of the exhaust to exhaust manifold & catalytic converter. Remove the downpipe. Remove bolts from transmission oil pan & allow the transmission fluid to drain in oil pan. Remove the lower ball joint cotter pins; remove the outer tie rod end from steering knuckle. Remove the axles form the spindle and from transmission by prying them out. Remove the torque converter shield, remove the torque converter nuts. Remove all the nuts & bolts around the bell housing of transmission. Remove the gear selection linkage by loosening & removing all bolts. Now use the floor jack to hold the transmission in place & remove any bolts mounted in place. Put transmission away from engine, disconnect any wire connect to it.

The alignment procedure changes the relative positions of parts and may introduce interference.

Prepare the transmission main shaft.

 Transmission Jack is made to securely lift and lower a transmission.

 Socket set with extensions helps to reach on the bell housing of bolts.

perfectly with the transmission’s input shaft.

Faults Record of conversation with customer:

Rectification: Parts used

Resealed transmission. Sealing pack

Check for oil leakage sign below car 109 and the area where the car is generally
parked.

TASK 3

Apply brakes at different speed to check proper working of brakes. Turn car on and off two- three times.

 Next, Lift the vehicle up on the hoist: Check the brakes and brakes fluid.

Remove the brake pads and the caliper.

Check the disc run-out at this point. Make a note of the results.

With the engine stopped, depress the brake pedal several times. Depress the brake pedal and start the engine.

With the engine running, depress the brake pedal and then stop the engine. Hold the pedal depressed for 30 seconds.

Half the disc rotor was worn.

Disc pads were also worn out due to Which noise appears while applying

Thickness of the rotor was 4
millimeter. Run out was 0.06mm which was near to maximum
specification.

When he applies the brakes.

Recommendations: Sublet Repairs Order No.

Due to new installed parts little noise 121

Verbal questions: job 1

Ans1. Safe Operating Procedures (SOP) for work tasks and processes is to be

understanding and immediately referring to the concerns part of vehicle in

which the mechanic or the person is looking out for any repair, service or other solution.

Ans3. Technicians perform their task in very risky environment, access to more and more useful information help them to reduced consequences in the workplace which have already happen so that they can prevent. They get more knowledge, reducing in injuries, new way to perform the job and other competitive advantage over others.

Verbal questions: job 3
An1. 1. Repair manual
2. service manual