Fig. 22 - Test E - Ventilation Fan - Norcold 3163 Service Manual

Troubleshooting, cont'd.
Test E, cont'd - Ventilation Fan Will Not Operate
DC Voltage: 12 VDC
Refrigerator Service Manual / Manuel d'entretien du réfrigérateur / Manual de servicio del refrigerador
Troubleshooting - Ventilation Fan
YES
Is 12 VDC
Is the mode
present at
selection in the
input of 1 amp
Gas position?
fuse?
NO NO
Set mode Correct 12 VDC
selection switch source to fuse.
to gas.
Disconnect red
Disconnect red
wire from fan to wire from mode
selection switch
thermostat.
to thermostat.
Connect the two
Does fan
wires together.
operate?
NO
Replace fan.
Speci cations
Fig. 22
- Test E - Ventilation Fan
YES YES
Is 12 VDC
Is 12 VDC present
present at
at input of mode
output of 1
selection switch?
amp fuse?
NO
Replace 1 amp
Correct 12 VDC source
fuse.
to mode selection
switch.
YES
Is 12 VDC
Is 12 VDC
present at fan
present at
thermostat?
output of mode
selection
switch?
NO
Replace mode
Correct 12 VDC
selection switch.
source to fan
thermostat.
Replace
thermostat.
Current Draw: .240 milliamps
YES
NO
NO
3163 Models / Modèles 3163 / Modelos 3163
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