G424 Service Manual Base Engine Service Procedure122
6EN0642
6EN1322
6EN0636
6EN0637
D Crankshaft sprocket removal
(1) If it is difficult to remove the sprocket, use the special tool.
E Timing belt “B” removal
(1) Make a mark on the back of the timing belt indicating the
direction of rotation so it may be reassembled in the same
direction if it is to be reused.
NOTE: Water or oil on the belt shortens its life drastically, so
the removed timing belt, sprocket, and tensioner must be free
from oil and water. These parts should not be washed.
Replace part if seriously contaminated.
(2) If there is oil or water on each part check front case oil
seals, camshaft oil seal and water pump for leaks.
F Counterbalance shaft sprocket removal
(1) Set the special tool as shown to prevent the
counterbalance shaft sprocket from turning together.
(2) Loosen the bolt and remove the sprocket.
G Crankshaft sprocket “B” removal
(1) If it is difficult to remove the sprocket, use the special tool.
MD998778
MD998785
MD998778
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