Ac Power Requirements; Fig. 30 - Ac And Dc Heaters (3-Way Refrigerator); Fig. 31 - Lamp/Thermistor Assembly; Fig. 32 - Ac Heater - Norcold NX61 Service Manual

Electrical Requirements and Components - cont'd.

Fig. 30 - AC and DC Heaters (3-way refrigerator)

Connector
Thermistor
Clip

Fig. 31 - Lamp/Thermistor Assembly.

AC Power Requirements

!
Electric shock hazard! The refrigerator is fed power
from more than one source. Unplug the AC cord from
the RV AC receptacle before servicing electrical or
electronic components.
AUTO AC and AC-Manual Mode operation requires 108 to 132
VAC. AC power must be supplied through a 2 pole/3 wire/20
amp grounding type receptacle.
AC Heater
46
NX6 / NX8 / NXA Models
DC Heater
AC Heater
AC Heater Tube
DC Heater Tube
Canister Door
Light bracket
Lightbulb
Light cover
NX61 / NX81,
NX64 / NX84
NXA64 / NXA84
WARNING
www.norcold.com/cda
!
Do not wire the heater(s) direct! Wiring heater(s)
direct bypasses control safety devices and creates
the potential for an electrical fi re.
The AC heater, is a cartridge type heater. NX series refrigerators
have a heater for rated 300 Watts (2.5 amps at 120 VAC) with a
heater resistance of 46 to 51 ohms.
Stop Bead
Black Wire Leads

Fig. 32 - AC Heater.

When poor or no cooling in AUTO AC or AC-Manual Mode, is
present:
1. Measure AC voltage input to the power board.
2. Measure heater amp draw.
3. If amp draw is not as specifi ed, measure the heater's
resistance at ambient temperature.
When replacing an AC heater make sure the stop bead rests
fully against heater tube rim. See Fig. 32.
AC Heater Circuit Fuse
The AC circuit fuse is a fast acting 8-amp
It is on the power board, labeled F2.
Refrigerator Service Manual
WARNING
/ " x 1 / " AGC type.
1 1
4 4