Removal And Installation Of Engine And Hydraulic Pump Assembly - Komatsu PC200-8M0 Shop Manual

SEN06143-00
Removal and installation of
engine and hydraulic pump
assembly
Special tools
Part number
8 796T-401-1110
9 795-790-9300
A
10 796-460-1210
11 796-770-1320
Removal
k
After lowering the work equipment to the
g ro u n d c om p l e t e l y a n d s t o p p i n g t he
engine, release the internal pressure of the
hydraulic tank by gradually loosening the
cap of the hydraulic tank.
k
Disconnect the cable from the negative (–)
terminal of the battery.
k
If you drain the coolant when it is still hot,
you may be scalded. Wait until the coolant
temperature drops before starting the work.
a Attach an identification tag to each piping to
avoid a mistake in the position of installation
later.
1. Turn the upper structure by 90°.
2. Remove hydraulic tank strainer and stop oil
flow-out using tool A10, A11.
a If tool A10, A11 are not used, remove the
drain plug and drain oil from the hydraulic
tank and piping.
6
Hydraulic tank:
44
50-200
Part name
q 1
Plate
q 1
Lifting tool
q 1
Oil stopper
q 1
Adaptor
237 l (PC200/200LC-8M0)
244 l (PC220/220LC-8M0)
Removal and installation of engine and hydraulic pump as-
3. Remove cover (1).
4. Drain the engine coolant.
6
Coolant: 20.3 l (PC200/200LC-8M0)
5. Temporarily sling engine hood (2).
a When slinging the engine hood, take care
not to damage the rubber seal.
6. Remove pins (3) and (4), then remove 2 gas
springs (5).
7. Lift off engine hood (2) to remove it.
4
Engine hood: 50 kg
200 Engine and cooling system
19.9 l (PC220/220LC-8M0)
PC200, 200LC, 220, 220LC-8M0