Norcold 8682 Repair Manual page 26

Problem solving steps -
DC Electric Operation
Answer these questions before
calling Norcold's Technical Service
Number.
1. Remember this mode of op-
eration is not designed to cool
the refrigerator.
2. Do you have 12 Volts DC to ter-
minals (J-4) ground and (+J-5)?
3. Is the 3 amp fuse (located un-
der the Power Supply board
cover) good?
4. Do you have 12 Volts DC to
the 20 (15) amp fuse?
5. Did you check for loose wire
connections?
6. Is the modular connector on the
wire harness (cable) plugged
into the Power Supply board
and the Eyebrow board?
7. Is the Mode Selector set to the
DC mode of operation?
Step by Step Trouble
Shooting Guide - DC Elec-
tric Mode of Operation
1. Check for 12 volt DC at termi-
nals J4 and J5+ on the Power
Supply as shown by Figure 5.53.
If +12 volts is not present, repair
the 12 volt supply.
2. Remove the wires from the
Power Supply terminals.
3. Disconnect the cable from the
Power Supply.
4. Remove the Power Supply
cover to gain access to the
Power Supply.
5. Reconnect the 12 volt wires to
terminals J4 and J5+.
6. Check for 12 volts DC as
shown in Figure 5.54. If you
do not have 12 volts replace
the 3 amp fuse.
Figure 5.53 12 Volt DC Supply Check
Figure 5.54 3 Amp Fuse Check
NEVER OVERFUSE A CIRCUIT. REPLACE BLOWN FUSE WITH EXACT
REPLACEMENT INDICATED BY NORCOLD. OVERFUSING OF A CIR-
CUIT CAN RESULT IN A FIRE.
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