Weifang 495 - Page 15

and reaming the valve- seats are necessary .
.
'. "·4.). Cleano.f£ tpe deposited' carbon' on the:.upper parts.of.~ylin
der' -liners and .pisto:Ds •. Dismantle the . piston 7 conne·~ting··rod;~·as
sem biles , inspect· the wear condi tions'of: the~cyli~der liners ·,:.p"istq:qs
and piston rings
e
Replace. the pistont~ngs·;· if.' necessary.
5). Dismantle the sump, inspect the wear conditions of the
crankshaft; main bearings t,thrust bearings and,. connec.ting.· •. ·.JrQd
bearings.
6). Dismantle the lubricating oil pump and adjust the end play
of the rotor if necessary.
7 ). Inspect the dynamo and starting motor ,··rene~ the···.gfe~se
in the b~arings e
8). Ins p~ct, adjus tand test the· .injection pu~p.and the. gove,!"-
nor (if it is necessary).