Komatsu PC88MR-10 Shop Manual page 1171

a Remove clamp (26), and then remove the
mounting bolt at the rear left of the hydraulic
oil tank.
17.Sling hydraulic tank assembly (27), and remove
it.
a Remove the assembly while pulling out
suction hose (22).
Hydraulic tank assembly (27):
70 kg
Installation
(PC88MR-PM30-720-K-00-A)
Perform installation in the reverse order to
removal.
[*1]
Hydraulic oil drain plug (6):
58.8 to 78.4 Nm {6 to 8 kgm}
[*2]
PC88MR-10
50 Disassembly and assembly
Suction hose clamp (22):
10.8 ± 0.5 Nm {1.1± 0.05 kgm}
[*3]
If oil pressure drain hose (24) was disconnected
from the hydraulic oil tank, connect the drain
hose to the hydraulic oil tank when installing the
hydraulic oil tank.
[*4]
Hydraulic oil tank mounting bolt (25):
Adhesive (LT-2)
Hydraulic oil tank mounting bolt (25):
98 to 123 Nm {10.0 to 12.5 kgm}
Refill with oil (Hydraulic tank)
Refill it with oil to the specified level through the
oil filler port. Run the engine to circulate the oil
through the piping. Then check the oil level
again.
Hydraulic oil:
56 l l (specified capacity: 100 l l )
Bleed air
Bleed air. For details, see "Testing and
adjusting", "Bleed air from each part".
Hydraulic system
50-143