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6.2
Troubleshooting
If the device fails, check the list of faults and the corresponding solutions for diagnosing
and resolving them before contacting the supplier, as the problem can be easily fixed.
Malfunction
Possible reason
of malfunctions
Sequencing for correction
Does not work
or low performance
•
the filter is clogged
•
malfunction of the electric heater
•
reduced airflow
•
regeneration temperature changes
•
air leaks
•
clean or replace filters
•
check if the fuse is good
•
check the air ducts and adjust
the air flow
•
check the electric heater
•
check tightness of seals and panels
Malfunction
of a breaker or a fuse
•
the fan is damaged
•
rotor damaged
•
the electric heater is damaged
•
check the fan and its motor
•
check the rotor drive motor and belt
•
check the electric heater
The device
does not starts
•
no power supply
•
no control signal
•
phase short circuit
•
fuse failure
•
check the fuse
•
check external start/stop signal
•
check the machine and phase
sequence
•
check electrical components
Rotor does not rotate
•
the belt is slipping
•
the belt is torn or worn
•
the rotor is stuck
•
the rotor drive motor is damaged
•
check belt tension
•
replace the belt
•
check center bearing and outer rim
•
replace the gear motor assembly
Missing
dehumidified air
•
the filter is clogged
•
the fan is damaged
•
phase failure
•
the duct is blocked
•
clean or replace filters
•
check fan and motor
•
check the machine
and phase sequence
•
check the air volume control
and the air duct