Troubleshooting RUA5208X, RUA6408X, RUA8408X
44
12 Gas valve test Error No flashing No Gas operation is
locked.
13 Faulty dynamic
valve signal
Error No flashing No Gas operation is
locked.
14 Inner fan faulty Warning No flashing No Cooling operation is
continued with a
fixed thermostat
setting.
Cut-in: +1 °C
Cut-out: –15 °C
15 Frame heater,
low current
Warning No flashing No –
16 Frame heater,
high current
Error No flashing No Heater is turned off.
17 Defrost heater,
low current
Warning No flashing No –
18 Defrost heater,
high current
Error No flashing No Heater is turned off.
22 DC voltage
under 10 V
Warning No flashing No –
24 Display element
suffer from poor
grounding
Warning No flashing No –
50 Gas lock out,
three attempts
Error Flashing No Gas operation is
locked.
51 Gas lock out Error Flashing No Gas operation is
locked.
52 Gas valve short Error Flashing No Gas operation is
locked.
53 Ignition elec-
trode short
Error Flashing No Gas operation is
locked.
Code Fault Ty p e Icon Beep
Response of the
device
DometicRUA5208X6408X8408X_OPM_4445102445_APAC(en)_xxxx-xx-xx.book Page 44 Friday, March 4, 2022 1:56 PM
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