H Fault Code - Ac Heater Failed Open - N510; Fault Code - Ac Relay Stuck Closed - N510 - Norcold N500 Service Manual

H Fault Code - AC heater failed open - N510

Before beginning this procedure make sure:
■ RV ac voltage to the refrigerator is 108 to 132 volts.
■ No other appliance or lighting circuit is connected to the refrigerator ac circuit.
Fault indicator displayed:
Check ac heater wires for
loose or damaged connector.
Check ac heater resistance.
See Figure 9.
AC heater resistance 58 to 64
Figure 9. Measuring ac heater resistance
r Fault Code - AC relay stuck closed - N510
Fault indicator displayed:
Flame sense circuit failure.
N500/N510 Models
AC LP GAS
AUTO
Heater
NO
connectors
OK?
YES
NO
Resistance
58 to 64 Ω?
YES
Ω.
AC LP GAS
AUTO
www.norcold.com/cda
Repair or replace connectors. If
connectors cannot be repaired, replace
heater. See page 30.
Replace ac heater. See page 30.
Replace power board. See page 43.
Replace power board. See page 43.
Refrigerator Service Manual