POSSIBLE FAULTS AND REMEDYS
Control Pad will not illuminate when ON/OFF
button is pressed
Unit does not cool
Unit does not heat
Insufficient cooling capacity
An error code is displayed on control panel
(E1 to E5)
- Check circuit breaker is on
- Control cable may be unplugged between outside
unit and inside fascia
- Check power supply to van
- Ensure mode has be switched to cooling (check
green LED)
- Thermostat set point must be below room
temperature
NB: The compressor has a 3 minute delay
before starting
- Ensure mode has be switched to heat (check green
LED)
- Thermostat set point must be above room
temperature
NB: The compressor has a 3 minute delay
before starting
- In very cold conditions the unit will take more time
to start producing warm air
- Ensure return air filters are clean
- Operate the unit on high fan speed to obtain
maximum capacity
- Ensure all windows, doors, skylights and hatches
are closed and curtains/awnings used to reduce heat
load, check for adequate insulation in roof & walls
- Contact Aircommand service department
