Error Code 12 Power Control Board And Lcd Display Loose Communication; Error Code 13 Thermistor Failure - Norcold N3104 Serie Manual De Servicio

Error Code Tests, cont'd.
Be sure you have followed the "Diag-
NOTICE
nostic Pre-Checks" before continuing.
Once the problem is corrected, you
MUST power the refrigerator off and
on to clear the fault code display.

Error Code 12 Power control board and LCD display loose communication

Is incoming 12VDC in range?
( 10.5V < 15.4V )
Disconnect 12V, allow re
minutes. Connect 12V, does error code 12 reappear?
Yes
Are connectors on power contro oard and LCD display in
good co
Measure connector rom power oard
connector (4 wi een white (+) and green (-) on DC.
Is there 5V?
Measure on display rd etween white (+) and green (-).
Is there 5V?
Measure on di o etween yellow (+) and green (-)
wire in AC. Is there 5VAC?
Be sure you have followed the "Diag-
NOTICE
nostic Pre-Checks" before continuing.
Once the problem is corrected, you
MUST power the refrigerator off and
on to clear the fault code display.

Error Code 13 Thermistor failure

START
No
Is thermistor present?
Yes
No
Is thermistor
connected correctly?
Yes
Is wiring connector
No
connected to the
power control board
correctly?
Yes
Yes
Are pins in wiring
connector bent or
loose?
No
Check the resistance
No
on cable. Is it within
tolerance?
Yes
No
Yes
e to cool down or 15
No
Yes
No
Yes
No
Replace ca e
Yes
No
control
Yes
Install thermistor.
Adjust connections.
Yes
Replace power control
Adjust connections.
board and LCD display.
Correct pins if possible
or replace.
Replace the cable.
Correct DC input issue.
Solved, does error repeat?
Correct connec on pr
Is unit produc n date prior to
Jan. 4, 2013?
etween
power
and LCD
display.
Is unit production date prior to
Jan. 4, 2013?
Replace power control
board.
15
Yes
em.
Yes
Replace power control
Replace power control
and LCD display.
No
No
N3104, N3141, N3150 Models
.