Komatsu Galeo PC800-8 Shop Manual page 439

Hydraulic excavator
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30 Testing and adjusting
3. Pump controller
a The pump controller is installed in the cover
at the rear of the operator's seat.
1) Remove 3 caps (4) and 3 mounting bolts.
a Remove the caps with a thin flat-head
screwdriver.
2) Remove cover (5).
3) Insert or connect T-adapters for trouble-
shooting to connectors C01, C02, and C03
of the pump controller (6).
a Since the connectors are secured with
screws, loosen those screws before dis-
connecting them.
a After returning the connectors, tighten
3 Screw: 2.82 Nm {0.288 kgm}
the screws to the specified torque.
PC800, 850-8
4. KOMTRAX terminal
a KOMTRAX terminal is installed in the cover
situated in the rear side of the operator seat.
1) Slide the operator's seat and seat stand to
the forward end.
2) Remove the 4 mounting bolts and cover (7).
3) Insert or connect troubleshooting T-adapter
in or to connector CK01 KOMTRAX of ter-
minal (8).
a The connectors are fixed with screw.
Loosen the screws before disconnecting
them.
a When returning the connectors to their
original positions, fix them by tightening
3 Screw: 2.82 Nm {0.288 kgm}
the screws with the specified torque.
a Cable (9) is for the communication an-
tenna.
a Cable (10) is used for the GPS antenna.
SEN00914-02
9

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