Komatsu PC88MR-10 Shop Manual page 1165

9. Install eyebolts (M24 x 3 mm) (2 pieces) for
eyebolt holes, sling counterweight assembly
(10) and hold it.
10.Remove mounting bolts (11) (3 pieces) from the
bottom of the counterweight. [*2]
11.Sling counterweight assembly (10), and remove
it. [*2]
PC88MR-10
50 Disassembly and assembly
a Sling the assembly while sliding it parallel
and backward to prevent it from interfering
with the machine body.
Counterweight assembly (10):
850 kg
Installation
(PC88MR-H700-720-K-00-A)
Perform installation in the reverse order to
removal.
[*1]
Mounting nut (8):
41 to 46 Nm {4.2 ± 4.7 kgm}
Mounting nut (8a):
59 to 74 Nm {6 ± 7.5 kgm}
[*2]
Mounting bolt (11):
Adhesive (LT-2)
Mounting bolt (11):
1150 to 1440 Nm {118 to 147 kgm}
Undercarriage and frame
50-137