Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
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j. Install the idler gear shafts A and C onto the idler
gear lining plate and use nylon bar for idler gear shaft
to lightly knock into the idler gear lining plate.
k. Apply oil onto the surface of idler gear C bush and
lightly rotate into the idler gear shaft C. Then, apply
oil onto the surface of idler gear A bush and use
nylon bar to lightly knock into the idler gear shaft A.
Take caution to apply the force lightly and uniformly,
in order to prevent the abnormal wear of bush.
l. While installing the idler gear A, take caution to
adjust the installation position of idler gear A and "2
2” position of camshaft gear as per the “1 1” marking
of crankshaft gear. (Timing photo)
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