Komatsu PC88MR-10 Shop Manual page 1230

50 Disassembly and assembly
Cab and its attachments
18.Remove left cover (47) from seat mounting
bracket (46).
19.Remove harness clamp (48).
20.Remove mounting bolts (49) (3 pieces each on
right and left sides) of seat mounting bracket
(46).
21.Remove front mounting bolts (50) (3 places) of
the air conditioner unit, and then remove rear
mounting bolts (51) (2 pieces).
50-202
22.Install forcing screws [1] (1 piece on the right
side, 2 pieces on the left side).
23.Tighten forcing screws [1] evenly on the right
and left sides, lift seat mounting bracket (46) and
secure clearance (a) between the bracket and
floor.
Clearance (a): 90 mm
a Secure clearance (a) to prevent the
interference when pulling out the air
conditioner unit assembly.
24.Pull out air conditioner unit assembly (52) in the
direction of arrow, and remove it.
a Check that all the wiring and piping are
disconnected, and remove it.
PC88MR-10