Condition
|
Action
|
Worn valve guides
|
|
1. |
Inspect the valves and valve guides. |
|
2. |
Repair or replace all damaged components. |
|
Worn valve stem oil seals
|
|
1. |
Inspect the valve stem oil seals. |
|
2. |
Repair or replace all damaged components. |
|
Excessive piston-to-cylinder bore clearance
|
|
1. |
Perform compression tests to determine the
cause. |
|
2. |
Inspect the piston rings for low ring tension,
broken or worn rings. |
|
3. |
Inspect cylinder bore. |
|
4. |
Repair or replace all damaged components. |
|