SOLUTIONS
The equipment works well, but
the fuse burns out continuously.
1- Short-circuit in the blower or
in its connections.
2- Short-circuit in the water
pump or its connections.
3- Damaged power wire.
1- Replace the blower or repair.
2- Replace the water pump or
repair.
3- Locate, repair and seal
correctly.
Water pump operation not
showing on display.
(blower works at one speed only)
1- Inverted electrical connections
2- Faulty power and control
2- Replace the command and
control module.
Power module burns out.
1- Seized biturbo blower.
1- Replace biturbo blower motor.
PROBLEM
POSSIBLE CAUSES
SOLUTIONS
Pump cycles are not right ones.
Blower at its maximum speed
cannot be turned off.
1- Faulty power module.
1- Replace the power module.
Check the free spinning of the
blower.
1- Water Cycle Switch with
wrong setting.
1- Reset Water Cycle Switch
according to water column height.
module.
to battery.
1- Connect red wire to +
black to -
Blower works, display shows
normal operation but the
pump doesn’t work.
1- False contact and/or
disconnection of the ribbon cable.
(control and command module)
2- False contact and/or
disconnection of the water pump.
3- Faulty control and command
module.
4- Faulty water pump.
1- Repair and/or connect.
2- Repair and/or connect.
Tin terminals of the water pump.
3- Replace the control and
command module.
4- Replace the water pump.
The speeds do not match the
display indications or they do not
change.
1- Faulty blower.
3- Faulty power module.
1- Replace the motor of the
blower.
3- Replace the command and
control module.
2- Humidity or water in the
2- Clean and seal. Check condition
of evaporator.
power module's terminals.
