Norcold N3104 Series Service Manual page 14

Control Panel Error Codes
# Lights Problem
Unit senses flame when gas mode is not
1
selected
Burner control module senses incorrect
2
feedback
Gas lockout; flame fails to ignite after 30
3
seconds
DC heater Off - should be On
4
DC heater On - should be Off
5
DC voltage out of range
6
(10.0 < 15.0)
Unit in Manual DC mode - "no engine run-
7
ning" displayed
AC heating element failure
8
AC heater is On - should be Off
9
AC supply is out of range
10
(108-132 VAC)
No energy source in Auto mode
11
Power control board and LCD display loose
12
communication
Thermistor failure; unit is being controlled by
13
backup operating system (BOS)
Unit not able to start
18
N3104, N3150 Models
Possible Cause
■ Bad gas valve
■ Bad power control board and/or LCD display
■ Bad burner
■ Bad power control board and/or LCD display
■ Gas obstruction, gas empty
■ Bad electrode
■ Bad orifice or burner
■ Bad power control board and/or LCD display
■ Bad fuse
■ Bad DC heater
■ Bad power control board and/or LCD display
■ Bad power control board and/or LCD display
■ Bad DC input source
■ Bad (coach) solar panel regulator or solar panel
■ Bad power control board and/or LCD display
■ Loose connection on power board wires
■ Bad DC input source
■ Bad power control board and/or LCD display
■ Bad AC input source
■ DC heater failure
■ Bad fuse
■ Bad power control board and/or LCD display
■ Bad power control board and/or LCD display
■ Bad AC input source
■ Bad power control board and/or LCD display
■ No power source is available
■ Bad power control board and/or LCD display
■ Bad communication cable
■ Bad power control board and/or LCD display
■ Bad thermistor
■ Bad thermistor cable
■ Bad power control board and/or LCD display
■ Bad DC input source
■ Bad power control board and/or LCD display
:
Fig. 6 Control Panel Error Codes
14
Take Action
Run Error Code 1 Test
Run Error Code 2 Test
Run Error Code 3 Test
Run Error Code 4 Test
Run Error Code 5 Test
Run Error Code 6 Test
Run Error Code 7 Test
Run Error Code 8 Test
Run Error Code 9 Test
Run Error Code 10 Test
Run Error Code 11 Test
Run Error Code 12 Test
Run Error Code 13 Test
Run Error Code 18 Test