Komatsu Galeo PC800-8 Shop Manual page 937

50 Disassembly and assembly
1) Set large inside diameter side (b) of plas-
tic inside cylinder (6) to the end of crank-
shaft (5).
a Take care not to mistake the direction
of the plastic inside cylinder.
2) Hold the metal ring of front oil seal (2) with
both hands and push it in evenly as if you
are passing over the large inside diameter
side of plastic inside cylinder (6).
3) After pushing in the seal, remove plastic
inside cylinder (6).
a When removing the inside cylinder,
take care not to damage the seal lip.
PC800, 850-8
4) Tighten the bolts of tool A6 evenly to press
fit seal (2) until the end of tool A6 reaches
the end of crankshaft (5).
a Seal driving distance (a) from end of
crankshaft: 9.1 – 10.1 mm
a When press fitting the seal, take care
not to damage the lip on the PTO side
with the tool set etc.
a After press fitting the seal, remove the
red sealant layer from its periphery.
2. While setting match mark (M), install pulley
and damper assembly (1) and tighten the
mounting bolt.
3
Mounting bolt:
245 – 308.7 Nm {25 – 31.5 kgm}
SEN01054-01
27