Removal And Installation Of Radiator - Komatsu WA250-6 Shop Manual

200 Engine and cooling system

Removal and installation of radiator

Removal and installation of
radiator
Removal
k
Stop the machine on a level ground and set
the lock bar to the frame to fix the front and
rear frames.
k
Lower the work equipment to the ground,
stop the engine, apply the parking brake,
and put chocks under the tires.
k
Disconnect the cable from the negative (–)
terminal of the battery.
k
If the radiator coolant temperature is high,
you may scald yourself with the hot cool-
ant. Wait until the coolant is cooled, and
then drain the coolant.
1. Loosen the radiator cap to drain the coolant.
6
Radiator: Approx. 22 l
2. Open and fix right and left engine side covers
(1).
a Check that the covers are locked securely.
3. Open radiator grille (2).
WA250, 250PZ-6
4. Remove right and left stays (3), (4) and (5).
1
5. Remove 2 heat insulation plates (6).
a Remove all the wiring harness clamps and
hose clamps installed to heat insulation
plates (6).
6. Disconnect air aftercooler upper hose (6).
a Remove the air aftercooler upper hose
since it interferes with the air conditioner
condenser when the latter is removed.
7. Disconnect radiator upper hose (7).
SEN03852-00
[*1]
[*2]
27
50-200