Komatsu 170-3 Series, Руководство по ремонту, Страница: 429 / 454

170-3 SERIES
15-23
REPAIR AND REPLACEMENT OF PARTS
4) Coat the liner O-ring, clevis seal, and cylin-
der block contact surface with a sma ll
amount of engine oil (SAE = 30) immediately
before press fitting the liner.
a
Coat the contact surface of the cylinder block
uniformly around the whole circumference by
hand.
5) Insert liner (1) facing liner top face stamp
"GN" to front into the cylinder block, taking
care not to damage the O-ring.
6) Use your weight and push the liner in with
both hands.
a
If the liner does not go in smoothly when you
apply your weight, there is danger that the O-
ring may be damaged, so check the cylinder
block for burrs or flashes.
7) Using liner driver I, press fit cylinder liner (1)
into the cylinder block.
a
Using the following procedure, squeeze out
the gasket sealant coated on the counter-
bore.
i)
Tighten the cylinder head temporarily
with a used head gasket.
3
Mounting bolt:
255 ± 10 Nm {26 ± 1 kgm}
• Tighten order of head bolt (3)
(7)
GRINDING THE TOP SURFACE OF CYLINDER BLOCK
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