Removal And Installation Of Cylinder Head Assembly - Komatsu PC200-8M0 Shop Manual

200 Engine and cooling system

Removal and installation of cylinder head assembly

Removal and installation of
cylinder head assembly
Special tools
Part number
3 795-799-6700
4 795-799-1131
A 5 795-799-8150
6 790-331-1120
7 795-790-4510
Removal
k
Park the machine on a level ground, lower
the work equipment to the ground stably,
and stop the engine.
k
Disconnect the cable from the negative (–)
terminal of the battery.
1. Remove cover (1).
2. Drain the engine coolant.
6
Coolant: 20.3 l (PC200/200LC-8M0)
19.9 l (PC220/220LC-8M0)
3. Remove the following referring to the section
of "Removal and installation of engine and
hydraulic pump assembly", steps 5 to 20 in
"Removal".
q Engine hood
q Top cover on control valve
q Cover between hydraulic pump and en-
gine
q Frame between control valve and engine
q Cover between control valve and engine
a The frame between the control valve and
the engine should be kept installed as a
foothold.
PC200, 200LC, 220, 220LC-8M0
Part name
t
Primer
t
Gear
q
Remover
q
Wrench (Angle)
q
Gauge
4. Disconnect fuel filter hoses (2) and (3) from
fuel supply pump (FSP).
1
a Remove dirt on the connector in advance.
(Because dirt sometimes makes lock (L) fit
tight.)
a Pull out the hose while pushing lock (L)
from both sides.
5. Disconnect fuel return hoses (4) and (4a). [*1]
1
6. Remove fuel filter and bracket assembly (5).
1
1
1
1
SEN06143-00
[*1]
21
50-200