Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
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y. Remove the fixing bolts of idler gear pressure plate
and remove the idler gear pressure plate, idler gear, and
idler gear shaft.
z. Remove the fixing bolts and fixing nuts of oil sump by
one time as per the specified sequence and remove the
oil sump.
aa. Remove the fixing bolts of engine oil pump and pull
out the engine oil pump.
bb. Remove the fixing bolts of camshaft.