Komatsu PC88MR-10 Shop Manual page 1239

a Check that the arrow on lock case (7) is
aligned with that of lever (3).
5. Hold and pull up knob (8) to remove lower
window (9).
6. Remove cover (10) and floor mat (11).
7. Remove cover (12).
a 1 out of the mounting screws (4 pieces) is
covered with cap (13).
PC88MR-10
50 Disassembly and assembly
8. Disconnect connector P31 (14) inside of cover
(12).
9. Remove covers (15) and (16).
10.Remove cover (17).
a Insert a flat-head screwdriver to slit (18) at
the lower left and pull it up to remove the
cover while avoiding protrusion (19).
Cab and its attachments
50-211