Komatsu PC88MR-10 Shop Manual page 1173

6. Loosen mounting bolts (7) (3 pieces), and
remove cover (8).
7. Loosen damper drain plug (9), and drain the
remaining oil in the piping.
PC88MR-10
50 Disassembly and assembly
8. Remove engine hood assembly. For details, see
"Removal and installation of engine hood
assembly".
9. Remove the counterweight assembly. For
details, see "Removal and installation of
counterweight assembly".
10.Remove mounting bolts (12) (2 pieces), and
remove engine oil filter (13) together with the
bracket.
a Bind the removed oil filter on the engine.
11.Remove mounting bolts (14) (3 pieces).
12.Remove mounting bolts (16) (2 pieces).
13.Rotate frame (17) according to the following
procedure.
Hydraulic system
50-145