Removal And Installation Of Komtrax Terminal Assembly - Komatsu WA250-6 Shop Manual

SEN03859-00
Removal and installation of
KOMTRAX terminal assembly
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.
1. Open the right door of the operator's cab.
a Lock the door securely.
2. Remove right armrest outside cover (1) of the
operator's seat.
3. Remove KOMTRAX terminal assembly (2).
6
50-800

Removal and installation of KOMTRAX terminal assembly

4. Disconnect machine wiring harness connector
CN-L80 (3) from KOMTRAX terminal assembly
1
(2).
a Disconnect the machine wiring harness
first and then disconnect the antenna
cables (If the antenna cables are discon-
nected first, an antenna cable disconnec-
tion error is saved in the KOMTRAX). [*1]
a Remove CN-L80 (3) by loosening the
hexagon socket head screw at its center.
5. Disconnect antenna cable connectors (4) and
(5) from KOMTRAX terminal assembly (2).
Installation
Carry out installation in the reverse order to
q
removal.
a Before installing, remove foreign materials
(dirt, water, etc.) from the wiring harness con-
nector of the KOMTRAX terminal assembly.
[*1]
a Connect the antenna cable connectors first
and then connect the machine wiring harness
connector.
[*2]
3
Hexagon socket head screw at center of wir-
ing harness connector CN-L80 (3):
800 Electrical system
[*2]
2.82 Nm {0.288 kgm}
WA250, 250PZ-6