Error Codes; Diagnostic Test - Dometic RM1350 User Manual

ERRoR codES

For information about error codes, refer to the following table. The codes are displayed flashing (alternating between temperature
and message).
ERRoR codE infoRmation
E0 No communication between display and power modules. The temperature setting will be maintained at the
mid positions. The power module will continually attempt to reestablish operation of the display module.
The control system will revert to full automatic operation selecting the best energy source available with
aC, Gas priority.
E1
hardware fault in the gas operation system.
E2 a failure of the temperature sensor device or associated electronic circuitry has occurred
TO PERFORM a DIaGNOsTIC TEsT, FOLLOw ThEsE sTEPs:
1. Turn off the refrigerator.
2. Press and hold the TEMP. sET button and then, press the ON/OFF button.
3. Release the TEMP. sET button. Press it again to toggle the list of functions step by step.
For information about test functions and indications, refer to the following table. The LED panel will display a number of mes-
sages. These are displayed flashing - alternating between Test indication, e.g. "F"and Test result indication. e.g. "E2".
no tESt fUnction
1 all outputs off
2 Turn LaC (Low ambient
Control) heater on
3 Turn aC heater on
4 D+ status
alternator voltage
5 Run gas
(one attempt only)
tRoUblEShooting

diagnoStic tESt

tESt indication tESt RESUlt indication
F E0
E2
The actual temperature at the sensor (°F).
LH E0
ON
Ac E0 ➛
ON ➛
" " ➛
DP E0
ON
" " ➛
LP E0
E1
ON
FL
" " ➛
Communication fault
Temperature sensor fault
Communication fault
LaC heater on
Press the lamp switch. The lamp should still be on.
Communication fault
aC heater on
aC heater off, aC not available
Communication fault
D+ > 2V - ≤14 V
D+ < 2V
Communication fault
Igniter and valve off, gas hardware fault
Igniter and valve on
Igniter off and valve on, flame detected
Igniter and valve off, gas problem (check gas)
(If flame is not ignited within 45 seconds)
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