Komatsu Galeo PC800-8 Shop Manual page 893

Hydraulic excavator
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50 Disassembly and assembly
Reference
Procedure for replacing hoses (MSH) and
q
(FSH) between the suction tubes (MIKALOR
clamp)
a Use new MIKALOR clamps.
1)
Apply adhesive evenly over the tube side.
2
Apply evenly over the tube side:
Adhesive (THREEBOND No.4314)
2)
Set the hose to the original position.
Insertion depth of air hose:
95 mm: MSH (Main pump suction hose)
80 mm: FSH (Fan pump suction hose)
3)
Set the bridge (BR) under the clamp bolt
and lap it over band (BD) at least (b)
reaches 5 mm.
4)
Tightening of the clamp.
a Do not use an impact wrench.
2
Clamp bolt (BC): Lubricating oil
(THREEBOND PANDO 18B)
When reusing the hose
q
Install the clamp to the clamp mark made
on the hose.
3
Clamp bolt (BC):
PC800, 850-8
Min. 6 Nm {0.6 kgm}
When using a new hose
q
Tighten until dimension (BDG) is as fol-
lows.
12 – 15 mm: MSH (Main pump suction
hose)
7 – 10 mm: FSH (Fan pump suction
hose)
Refilling with oil
q
Add oil through the oil filler to the specified
level. Run the engine to circulate the oil
through the system. Then, check the oil level
again.
5
Hydraulic tank: 470 l
Refilling with coolant
q
Add coolant through the coolant filler to
q
the specified level. Run the engine to cir-
culate the coolant through the system.
Then, check the coolant level again.
5
Coolant: 100 l
Bleed air from the fuel system. For details, see
q
Testing and adjusting, "Bleeding air from fuel
circuit".
k
Before starting the engine, check that the
wiring harnesses are at least 10 mm apart
from the high-pressure pipe.
SEN01053-01
9

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