Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
48
b. Install the cylinder head onto the cylinder block.
c. Immerse the thread portion of cylinder head bolts into
oil and then install into the cylinder head and
pre-tighten.
d. Tighten the cylinder head bolts by steps from the
center to two sides as per the specified sequence:
65N.m→85N.m→105N.m
e. Install the thermostat housing and water outlet
assembly and tighten the fixing bolts and hexagon
socket fixing bolts.
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