Dometic 9 Series Operating Manual page 38

Troubleshooting
Displayed faults and signal tone (RMLT9431 and RMLT9435 only)
Faults are indicated by the flashing of individual buttons on the control panel, a beep
or a combination of both.
Display
With AC operation:
and flashing, a
beep is emitted for
20 seconds
With DC operation:
and flashing, a
beep is emitted for
20 seconds
and flashing, a
beep is emitted for
20 seconds
and bright
flashing
flashes
With AC operation:
and flashing, a
beep is emitted for
20 seconds
With DC operation:
and flashing, a
beep is emitted for
20 seconds
With gas and automatic
operation:
and flashing, a
beep is emitted for
20 seconds
With gas operation:
and bright flashing
38
Problem
The AC heating element
is defective.
The DC heating element
is defective.
The burner or the cooling
unit is defective.
The burner or the cooling
unit is defective.
The temperature sensor
has no contact or is
defective.
The power supply is not
available or insufficient.
The power supply is not
available or insufficient.
The burner flame is not
ignited.
The burner flame is not
ignited.
Suggested remedy
Contact the authorised customer
service.
Check the AC power cable, the
power supply and the fuse.
Check the DC power cable, the
vehicle battery and the fuse.
RMLT9435 only: Check the D+
signal on the vehicle.
Check the gas supply (gas
cylinder, gas valve).
Press the button once the fault
is rectified.
RMLT94xx
EN