Dometic Harrier Plus HP36H401RI Operating Manual page 24

Troubleshooting
Problem Cause
Low air output The air intake grilles are blocked or
obstructed.
The fan is defective.
Water enters the The condensation water drainage
vehicle. openings are clogged up.
The seals are damaged.
Roof air No supply voltage (240 V AC)
conditioner does connected.
not switch on.
The voltage is too low (under
200 V AC).
The voltage converter is defective.
One of the temperature sensors is
defective.
The electrical fuse of the power
supply is too low.
Roof air One of the temperature sensors is
conditioner does defective.
not switch off.
The electrical fuse of the power
supply is too low.
Remote control The remote control is not pointing
does not regis- towards the air outlet unit display.
ter.
The batteries in the remote control
are empty.
Note: The display of the remote
control will still be bright even if the
batteries are low.
24
Harrier series
Remedy
➤ Remove any leaves and other
dirt from the ventilation grilles
of the roof air conditioner.
➤ Contact an authorised service
agent or Dometic.
➤ Clean the drainage openings
for condensation water.
➤ Contact an authorised service
agent or Dometic.
➤ Check the power supply.
➤ Contact an authorised service
agent or Dometic.
➤ Check the electrical fuse of
the power supply.
➤ Contact an authorised service
agent or Dometic.
➤ Check the electrical fuse of
the power supply.
➤ Point the remote control
towards the air outlet unit
display.
➤ Replace the batteries in the
remote control.
a
EN