EN
Troubleshooting
Dometic Harrier Inverter
22
Low air output
The air intake grilles are blocked or
obstructed.
➤
Remove any leaves and other
dirt from the ventilation grilles
of the roof air conditioner.
The blower is defective.
➤
Contact an authorised service
agent or Dometic.
Water enters the
vehicle
The condensation water drainage
openings are clogged up.
➤
Clean the drainage openings
for condensation water.
The seals are damaged.
➤
Contact an authorised service
agent or Dometic.
Roof air condi-
tioner does not
switch on.
No supply voltage (220 – 240 V
w
)
connected.
➤
Check the power supply.
The voltage is too low
(under 200 V
w
).
The voltage converter is defective.
➤
Contact an authorised service
agent or Dometic.
One of the temperature sensors is
defective.
The electrical fuse of the power
supply is too low.
➤
Check the electrical fuse of
the power supply.
Roof air condi-
tioner does not
switch off.
One of the temperature sensors is
defective.
➤
Contact an authorised service
agent or Dometic.
The electrical fuse of the power
supply is too low.
➤
Check the electrical fuse of
the power supply.
Remote control
does not register
The remote control is not pointing
towards the ADB display.
➤
Point the remote control
towards the ADB display.
The batteries in the remote control
are low.
Note: The display of the remote con-
trol will still be bright even if the bat-
teries are low.
➤
Replace the batteries in the
remote control.
Problem
Cause
Remedy
54-AA-MA53501.book Seite 22 Dienstag, 19. Februar 2019 2:20 14
