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Specifications
DC Volta
g
e: 11.5 - 15.4 VDC Current Draw: 11.7 - 13.6 amps Heater Resistance: .95 - 1.05 ohms
Refrigerator Will Not Operate on DC Electric
Is selector
switch set
to DC?
NO
YES
Set selector
switch to DC
and start
refrigerator.
Is 12 VDC to
input of 20
amp fuse?
NO
YES
Is 12 VDC at
output of fuse?
NO
Replace 20
amp fuse.
Correct DC
source to fuse.
Replace
DC heater.
YES
Is 12 VDC at
output of
selector switch?
NO
YES
Is 12 VDC at
input of
selector switch?
NO
YES
Correct DC
source
to switch.
Replace
selector switch
& start
refrigerator.
Is 12 VDC at
terminal block?
NO
YES
Are there
loose wire
connections?
YES
NO
Is circuit breaker
tripped or fuse
blown? (DC
to refrigerator)
YES
NO
Correct DC to
terminal block &
start refrigerator
11.5 VDC min..
Repair loose
connections
and start
refrigerator.
Reset circuit
breaker/replace
fuse & start
refrigerator.
12