Komatsu PC200-8M0 Shop Manual page 476

SEN06129-01
2. Engine controller
1) Open the engine hood.
a The engine controller is mounted on
the engine (on the counterweight
side).
2) Insert or connect troubleshooting T-adapt-
ers in or to connectors CE01, CE02, and
CE03 of engine controller (5).
a Connectors CE01 and CE02 are fixed
with screws. When disconnecting
them, loosen the screws.
a When returning connectors CE01 and
CE02, tighten the screws to the spec-
ified torque.
3
Screw: 3 ± 1 Nm {0.3 ± 0.1 kgm}
4
30-103
Preparation work for troubleshooting of electrical system
3. Pump controller
1) Slide the operator's seat and seat stand to
the forward end.
2) Remove the 5 mounting bolts and cool &
hot box (6).
a While removing the cool & hot box,
disconnect the drain hose.
3) Remove the 2 mounting bolts, 1 fastener,
and magazine box (7).
4) Remove the 3 mounting bolts and cover
(8).
5) Remove fuse box cover (9) and cover
(10).
a Since the underside of cover (10) is
clamped, pull it up.
6) Remove the 7 mounting bolts and cover
(11).
7) Connect the troubleshooting adapters to
connectors C01 and C02 of pump control-
ler (12).
a Install the adapters to only the wiring
harness side.
103 Testing and adjusting, Part 3
PC200, 200LC, 220, 220LC-8M0