Troubleshooting - Dometic CK36H401RI Operating Manual

Dometic Harrier Inverter
Interval Inspection/maintenance
Once per year Check the profile seals:
➤ Check the seal between the roof air conditioner and the roof of the
Have the heat exchanger serviced:
➤ Have the heat exchanger of the roof air conditioner serviced by
Check the fastening bolt tightness:
➤ Check the fastening bolts are tightened to the correct torque and
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Troubleshooting

Problem Cause
Roof air condi- Icing sensor has tripped.
tioner constantly
switches itself off.
Not cooling well The roof air conditioner is not set to cool-
ing.
The ambient temperature is above 52 °C. The roof air conditioner is only
The temperature set is higher than the
room temperature.
The ambient temperature is below 16 °C. The roof air conditioner is only
One of the temperature sensors is defec-
tive.
The evaporator fan is damaged.
The condenser fan is damaged.
EN
vehicle for cracks and other damage.
specialist workshop.
adjust if necessary.
Troubleshooting
Remedy
Outer temperature is too low or all air
nozzles are closed.
➤ Set the roof air conditioner to
cooling.
designed for ambient temperatures of
up to 52 °C.
➤ Select a lower temperature.
designed for ambient temperatures
above 16 °C.
➤ Contact an authorised service
agent or Dometic.
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