Komatsu ecot3 PC300LC-8 Shop Manual page 887

50 Disassembly and assembly
Installation
1. Press fit rear seal (8) to seal housing (9).
a Using aligning tool [1], insert the rear seal
until it is flush with the mounting flange of
seal housing (9).
a While lightly hitting the top, bottom, right,
and left of aligning tool [1] to check that
the seal carrier does not slant, push in the
rear seal until the outside of aligning tool
[1] touches the housing.
a Do not remove the pilot tool from the rear
seal.
PC300, 350-8
2. Check the ends and seal inserting parts of the
crankshaft for burrs and rust and clean them
thoroughly.
3. Apply gasket sealant to the seal housing.
2
Mounting face and oil pan mating face
of housing: Gasket sealant (LG-7)
4. Install guide pin [2] to the cylinder block and
then install gasket (10) and rear seal and hous-
ing assembly (7).
a Cut bottom (A) of gasket (10) at the end of
the seal housing (at both right and left
sides).
5. Install seal ring (11).
6. Remove guide pin [2].
SEN02636-03
9