Dometic CA2500 Troubleshooting
35
➤ Clean the remote control with a slightly damp cloth from time to time. We
recommend using a cleaning cloth for glasses to clean the display.
10 Troubleshooting
Possible
malfunction
Cause Remedial measure
Device con-
stantly switches
itself off.
Icing sensor has tripped. Outer temperature is too low or all
air nozzles are closed.
No cooling
capacity
The device is not set to cooling. ➤ Set the device to cooling.
The ambient temperature is above
43 °C.
The roof air conditioner is only
designed for ambient temperatures
of up to 43 °C.
The temperature set is above the
room temperature.
➤ Select a lower temperature.
The temperature sensor is defective. ➤ Consult an authorised special-
ist workshop.
The vaporiser fan is damaged.
The condensor fan is damaged.
No heating
capacity
The ambient temperature is above
30 °C.
➤ Only use the heating function
of the roof air conditioner at
temperatures below 25 °C.
The device is not set to heating. ➤ Set the device to heating.
The temperature sensor is defective. ➤ Consult an authorised special-
ist workshop.
Low air output The air intake section is clogged up. ➤ Ensure unhindered air supply
at the air intake units.
The vaporiser fan is damaged. ➤ Consult an authorised special-
ist workshop.
Water enters the
vehicle
The condensation water drainage
openings are clogged up.
➤ Clean the drainage openings
for condensation water.
The seals are damaged. ➤ Consult an authorised special-
ist workshop.
Air conditioner will
not go on
There is no voltage. ➤ Check the power supply.
The voltage is too low
(under 200 V).
The voltage converter is defective.
➤ Consult an authorised special-
ist workshop.
The temperature sensor is damaged.
The electrical fuse of the power sup-
ply is too low.
➤ Check the electrical fuse of the
power supply.
Air conditioner is
unable to be
switched off
The temperature sensor is defective. ➤ Consult an authorised special-
ist workshop.
_BA_CA2500.book Seite 35 Donnerstag, 20. Dezember 2007 4:52 16