Fault Code - Flash Pattern 2; Fault Code - Flash Pattern 3; Fault Code - Flash Pattern 4 - Norcold Polar N7V Service Manual

TROUBLESHOOTING FLOWCHARTS - N7X AND N8X MODELS, cont'd.

Fault Code - Flash Pattern 2

Are gas
valve wires
plugged in?
YES
To reset fault, power
refrigerator OFF and
then back ON.
Does
problem
continue?
NOR000706A

Fault Code - Flash Pattern 3

On the main control board
assembly (power board),
the limit circuit is open.
NOR000804A

Fault Code - Flash Pattern 4

On the main control board
assembly (power board), the
AC heater relay is stuck closed.
NOR000708A
Polar Series N7V, N7X, N7XL / N8V, N8X, N8XL
NO
Correct.
NO
Solved.
YES
Replace main control board assembly
(power board assembly).
Replace the main control board
assembly (power board).
Replace main control board assembly
(power board).
NORCOLD
NORCOLD
NORCOLD
32
A
MODE
Red, flashes on two (2) times, is off
five (5) seconds, repeats.
Possible Cause:
The main control board assembly (pow-
er board) detected an internal fault. This
fault can be displayed in any MODE.
A
MODE
Red, flashes on three (3) times, is off
five (5) seconds, repeats.
Possible Cause:
On the main control board assembly
(power board), the limit circuit is open.
A
MODE
Red, flashes on four (4) times, is off
five (5) seconds, repeats.
Possible Cause:
On the main control board Assembly
(power board), the AC heater relay is
stuck closed.
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