Fan Replacement; Fans, Wiring And Connections - Norcold 121X Series Service Manual

Fan replacement

IMPORTANT
Fan replacement requires removal of the
refrigerator from the enclosure.
The RV manufacturer may have installed
additional brackets and screws. Always, double
check for additional screws and brackets
before attempting to remove the refrigerator
from the enclosure.
Tools:
1/4" nut driver
#2 Phillips-tip screwdriver
To remove the existing fan:
1. Disconnect the existing fan positive (+) wire
connector and negative (-) wire at their
respective "Y" jumper. See Figure 6-7.
2. Remove fan and bracket assembly from
cooling unit.
3. Remove the existing fan and bracket from
sump. Save the screws, and spacers to
reinstall the new fan.
4. Reverse steps 3 to 1 and refer to Figure 6-7
to install replacement fan.
Red "Y" jumper
+ Fan RED lead
– Fan BLACK lead
Black "Y" jumper
to wire harness connector
Figure 6-7. —Fans, wiring and connections.
to thermostatic switch
+ 12 VDC positive
+ Fan RED lead
– Fan BLACK lead
12 VDC Negative (–)
S 6
ection
49