LKS Nasional 2017
1
AUTOMOBILE TECHNOLOGY
Competitor Name
Competitor No Task
E
ENGINE MECHANICAL
Familiarization Time
5 minutes
Task Duration
55 minutes
Total Time
60 minutes
Marking Summary
Section Possible
Mark
1. Preparation ( PPE Used, Safety and Health Environment) 100
2. Dismantling Timing Chain 100
3. Dismantling Cylinder Head 100
4. Cylinder Bore and Piston Measurement 250
5. Assembling Cylinder Head 100
6. Assembling Timing Chain 250
7. Assembling Timing Chain Cover 100
Task Total 1000
LKS Nasional 2017
2
You are required to
- Observe occupational health & safety standards - Only ask necessary questions
- Not speak to the public while competing - Comply with Experts instructions
- Ensure Competitor Number on all forms - Use appropriate tools and procedures - Complete all instructions on the next page
Engine Mechanical Task Instruction
1. Perform dismantling timing chain
2. Perform dismantling cylinder head
3. Perform Dismantling a piston
4. Measure cylinder bore, piston and oil clearance of main journal. Fill the result
in the report sheet
5. Perform assembly piston
6. Perform assembly cylinder head
LKS Nasional 2017
3
Report Sheet
ENGINE MECHANICAL
a) Piston
Description Specification Actual Serviceable Unserviceable
Piston Outer Diameter
b) Cylinder bore
Description Specification Actual Serviceable Unserviceable
No. 1 Cylinder inner diameter A1:
B1: C1: A2: B2: C2:
c) Measuring oil clearance main journal No1 with plastic gauge
Description Specification Actual Serviceable Unserviceable
