Parsun F115 BEX-T, Service Manual

Page: 77 / 131

71
A
29. Turn the timing belt tensioner gradually counterclockwise until the timing belt is in
tightened position.
30.
Tighten the bolts of the tensioner at specified torque.
Specified torque: 39 Nm
31.
Adjust the timing belt height so that it is located in the middle of the pulley.
32.
When the mark on the flywheel is aligned with the indicator mounted on the box, make
sure that the " " marks on the two driven pulleys are opposite.
33.
Turn flywheel 2 a circle clockwise and check that the " " mark on the driven pulley is
aligned.
34. Mount the spark plug and lock it at the specified torque.
Specified torque: 25 Nm
Adjust valve clearance
If the measured valve clearance exceeds the specified range, the valve tappet needs to be
replaced.
Valve clearance (cold state) Intake valve clearance 0.17~0.24 mm
Exhaust valve clearance 0.31~0.38 mm
Note:
When the engine is cold, adjust the valve clearance.
Do not turn the flywheel magnet counterclockwise. Otherwise, the pump impeller will be
damaged.
The steps are as follows:
1. Remove cylinder head cover. Refer to steps 1-15 in the section "Check the valve
clearance".
2.
Check the valve clearance. Refer to steps 16-19 in the section "Check the valve
clearance".
3.
Remove the camshaft cover plate A&B, remove the camshaft; Remove the valve tappet of
the valve where the valve clearance does not conform to the regulations.
4.
Measure the thickness a of the valve tappet shown in the figure below.