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•
Loosen the lock nuts of rocker arm adjusting screws and push the feeler gauge of specified
value between a rocker arm and a valve stem and adjust the clearance with adjusting screw
respectively and then tighten with the lock nut.
•
As for the valve clearance, adjust it when in cold, as follows.
Model
P158LE
P180LE
P222LE
•
Adjusting Sequence of Valve Clearance (Method 1)
- By cranking the engine, let #6 cylinder's valves overlap(#1 TDC).
- In time, adjust the valve clearance corresponding to "
- In time, turning crankshaft one full turn, let the valves of #6 (8 cylinder engine and 12 cylinder
engine) or #7 (10 cylinder engine) cylinder's valves overlap.
- Adjust the valve clearance corresponding to "
- After reinsuring the valve clearances, retighten if necessary.
* 8 Cylinder Engine (P158LE)
CYLINDER
NUMBER
IN
EX
CYLINDER
NUMBER
* 10 Cylinder Engine (P180LE)
CYLINDER
NUMBER
IN
EX
CYLINDER
NUMBER
* 12 Cylinder Engine (P222LE)
CYLINDER
NUMBER
IN
EX
CYLINDER
NUMBER
NOTE : In : Intake valve
Intake Valve
0.25mm
1
2
EX
IN
EX
IN
EX
IN
5
6
1
2
EX
IN
EX
IN
EX
IN
6
7
1
2
EX
IN
EX
IN
EX
IN
7
8
Ex. : Exhauust valve
- 41 -
Exhaust Valve
0.35mm
" of lower lists.
" of lower lists.
3
4
IN
EX
IN
EX
EX
IN
EX
7
8
3
4
IN
EX
IN
EX
EX
IN
EX
8
9
3
4
IN
EX
IN
EX
EX
IN
EX
9
10
Cyl. : Cylinder
IN
5
IN
EX
IN
EX
IN
10
5
IN
EX
IN
IN
EX
IN
EX
11
6
EX
IN
12
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