Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
55
m. Install the EGR cooling steel pipe and tighten the
fixing bolts.
n. Install the EGR valve and tighten the fixing bolts.
o. Apply sealant onto the thread of vacuum pump oil
inlet pipe connecting bolts, install the connecting
bolts onto the cylinder block oil outlet, and tighten to
18±2 N.m.
p. Install the alternator belt and water pump pulley.
q. Install the fan and clutch assembly and install and
pre-tighten the clutch fixing nuts.
Tighten bolts as per sequence shown in figure.
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