Komatsu PC88MR-10 Shop Manual page 1145

5) Install split collar (25).
6) Install split collar (25), lightly install No.2
carrier, and check the starting torque.
a Starting torque: Max. 19.6 Nm {Max. 2.0
kgm}
a Starting torque is the maximum torque to
start the bearing rotation.
3. Oil seal
Press-fit oil seal (31) to case (3) by using tool F7.
a Use a new oil seal.
a Lightly apply liquid gasket to inside of the
case when press-fitting the oil seal, and wipe
off the protruded liquid gasket. Be careful for
the liquid gasket not to contact to the oil seal
lip and the shaft.
Outer periphery of oil seal:
Liquid gasket (LG-5)
PC88MR-10
50 Disassembly and assembly
a Apply grease without being mounted on the
lip.
a Fill "b" part of the oil seal lip with the grease
up to 40 to 60% of the volume.
Oil seal lip:
Grease (G2-LI)
4. No.2 carrier assembly
1) Assemble No.2 carrier assembly
1] Install bearing (23) to No.2 planetary gear
(22).
2] Install thrust washers (21) and (24) to
No.2 planetary gear (22), and set them to
No.2 carrier (18a).
3] While aligning the pin hole of No.2 carrier
(18a) with shaft (20), tap shaft (20) by
using a plastic hammer, etc. to install the
shaft.
a Be careful not to damage the thrust
washer when rotating the planetary
gear while inserting the shaft.
Power train system
50-117