cap.03 EU65is 6500is (Eu).qxd 07.12.17 4:43 PM ページ3-6
5. SPARK ARRESTER
The engine and muffler become very hot during operation
and they remain hot for a while after operation. Be sure that
the engine is cool before muffler removal/installation.
Cleaning:
1) Remove the two 5 x 16 mm screws, tail pipe and spark
arrester from the muffler.
2) Clean the carbon deposits from the spark arrester screen
with a brush.
NOTICE
Be careful to avoid damaging the screen.
3) Check the spark arrester screen for damage. Replace the
spark arrester if it is damaged.
4) Clean the tail pipe screen to remove carbon deposit.
Reinstall the spark arrester and tail pipe and then tighten
the two 5 x 16 mm screws to the specified torque.
TORQUE: 3.5 N . m (0.4 kgf . m, 2.6 lbf . ft)
6. VALVE CLEARANCE
Valve clearance inspection and adjustment must be performed
with the engine cold.
Inspection/Adjustment:
1) Open the left and right maintenance covers.
2) Remove the plug cover and disconnect the breather tube
from the head cover.
3) Remove the 6 mm special bolt and two 6 x 12 mm flange
bolts and 6 mm washers, then remove the head cover
shroud.
4) Remove the head cover bolt and cylinder head cover.
3-6
CAUTION
[1] SPARK
[4]
5 x 16 mm
SCREW (2)
[2] 6 mm WASHER (2)
6 x 12 (2)
[1]
PLUG COVER
[5]
6 mm SPECIAL
BOLT
[1]
HEAD COVER
BOLT
[2]
HEAD COVER
ARRESTER
[2] TAIL PIPE
[3] SPARK
ARRESTER
SCREEN
[3] BREATHER
TUBE
[4]
HEAD
COVER
SHROUD