To adjust the clearance, loosen the locknuts of rocker arm adjusting screws and push the feeler gauge
of specified value between a rocker arm and a valve stem (to measure the clearance of the valve and
rocker arm contacting part) 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.
Caution:
(1) Crankshaft revolution is done by hands without
using a starting motor.
(2) Turn it to the direction of engine rotation, but do
not use the installing bolts at the turn.
(3) The cylinder no. and the order of intake and
exhaust can be determined from the crank shaft
pulley.
Adjust valve clearance with a feeler gauge and tighten
the fixing nuts to specified torque.
3.3.29 Intake manifold
Put in the new gasket between the cylinder head and
manifold, and assemble the intake manifold by tightening
the assembling bolts.
SPC000006 5ton Diesel Engine
Page 82
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