Komatsu PC88MR-10 Shop Manual page 1117

a If forcibly prying and patting rear flange
(301), timing plate (109) may fall and may
be damaged. (For details, see
""Component parts figure"".)
6) Remove dowel pins (42) (2 pieces) from
spindle (2).
7) Remove O-rings (43) (2 pieces) and O-ring
(44) from spindle (2).
a Do not reuse removed O-rings (43) and
(44).
9. Disassembly of rear flange
1) Set rear flange (301) on the work stand so
that mating surface (a) to the spindle faces
upward.
2) Remove timing plate (109) from rear flange
(301).
PC88MR-10
50 Disassembly and assembly
a If timing plate (109) is firmly contacted
due to oil, insert spatula [11] to the groove
on rear flange (301) side to remove the
plate. (For details, see "Tools "4")
Manufacturing tools".
a Sharp tools such as a flat-head
screwdriver may damage mating surface
(a). Do not use them.
3) Remove dowel pin (342) from rear flange
(301).
4) Remove ball bearing (150) from rear flange
(301).
10.Disassembly of brake valve
1) Remove plugs (324) (2 pieces) from rear
flange (301).
Power train system
50-89