Komatsu PC200-8M0 Shop Manual page 977

200 Engine and cooling system
Removal and installation of engine front oil seal
17. Remove engine front oil seal (14) according to
the following procedure.
1) Install tool A1 to crankshaft.
2) Screw in tapping screw [1] of tool A1 to
seal carrier part of engine front oil seal
(14).
3) Rotate the handle clockwise to remove
engine front oil seal (14).
a Take care not to damage the crankshaft
while removing the seal.
PC200, 200LC, 220, 220LC-8M0
Installation
1. Install front oil seal (14) using tool A1.
a Before installing the seal, check that the
end corners and lip sliding surfaces of the
crankshaft are free from flaw, burr, and
rust of the housing.
a When installing the seal, do not apply oil,
grease, etc. to the shaft and seal lip. Also,
wipe off grease from the shaft completely.
a From cover (C) of oil seal (14)
Extrusion (x): less than 0.38 mm
q
q Facial runout (y): less than 0.25 mm
SEN06143-00
15
50-200