Speci Cations; Fig. 15 - Dc Circuit Wiring Diagram - Norcold 3163 Manual De Servicio

Troubleshooting, cont'd.
Test B, cont'd - Does Not Work on DC
Is selector
YES
switch set to
DC?
NO
Set selector
switch to DC
and start
refrigerator.
DC Voltage: 11.5 - 15.4 VDC
Refrigerator Service Manual / Manuel d'entretien du réfrigérateur / Manual de servicio del refrigerador
Refrigerator Will Not Operate on DC Electric
Is circuit breaker
NO
tripped or fuse
blown? (DC to
refrigerator)
YES
Reset circuit
breaker/replace
fuse & start
refrigerator.
YES
Replace DC
heater.

Speci cations

Current Draw: 11.7 - 13.6 amps
Fig. 15
- DC Circuit Wiring Diagram
Are there loose NO
wire
connections?
YES
Repair loose
connections and
start refrigerator.
Is 12 VDC at
YES
output of
selector switch?
NO
Replace
selector switch
& start
refrigerator.
Heater Resistance: .95 - 1.05 ohms
Is 12 VDC at YES
terminal block?
NO
Correct DC to
terminal block &
start refrigerator
11.5 VDC min.
Is 12 VDC at YES
input of selector
switch?
NO
Correct DC
source to
switch.
3163 Models / Modèles 3163 / Modelos 3163
YES
Is 12 VDC to
input of 20
amp fuse?
NO
Correct DC
source to fuse.
Is 12 VDC at
output of fuse
NO
Replace 20
amp fuse.
37 37