Christie DWU851 Service Manual page 74

DWU851(DD1-WU70P/71P) / DHD851(DD1-HD70P/71P) / DWX851(DD1-WX70P/71P)
NOTE:
It is not necessary to detach ENGINE assembly before
detaching the ADAPTER PCB.
Disassembling
Disconnect the cable CNLAD, and remove 2 screws to
detach ADAPTER PCB.
Assembling
Connect CNLAD to the ADAPTER PCB, and screw down
the PCB as before.
NOTE:
It is not necessary to detach ENGINE assembly before
detaching the fans.
Disassembling
1) Disconnect the cable from the DC RELAY PCB (LAMP1
UP FAN) or MAIN PCB (LAMP2 UP FAN).
2) Remove 3 screws and detach the LAMP UP FAN DUCT.
3) Remove each 2 screws fastening the fan.
Assembling
1) Prepare the fan cable, and check the wiring around the
LAMP UP FANs before attaching the fans to avoid pinching
the wires or letting it shorten.
2) Screw down the fan, and the LAMP UP FAN DUCT as
before.
3) Wire and connect the fan cables.
Wiring
Prepare the fan cable as shown on the right.
cables around the fans and LAMP UP FAN DUCT.
Pass only LAMP1 UP FAN
cable and CWC MOTOR
cable through this clamp.
LAMP1 UP FAN
cable of the CW under the hook.
DWU851/DHD851/DWX851
Service Manual
020-000755-01 Rev. 1 (11-2014)
Connect CNLAD.
torque: 0.18~0.22N·m
LAMP1 UP FAN
LAMP2 UP FAN
torque: 0.68~0.88N·m
<LAMP1 UP FAN>
LAMP2 UP FAN
<LAMP2 UP FAN>
73
DC RELAY PCB
torque: 0.45~0.55N·m
Bind the wire with
tape (W=9mm).
50mm
Turn twice and bind it
with tape (W=9mm)
95mm
60mm