Innova S.r.l.
Pag. 29
N420227A_ManualeHRC_ Rev06.EN.docx
7. ALLARMIARMS
7.1 GENERAL
In the event of problems or faults, contact the installer or the authorized service center.
7.2 ISSUES IN OPERATING UNIT '
PROBLEM
CAUSE
REMEDIES
The fan does not activate
-Power supply is not inserted
-Not operates the unit control unit
incorrect electrical -Links
-Ventilatori in thermal protection
-Make the power supply on the fan
-Make the control unit and its relative power
-Check the power supply operation
-Check that the fan impellers are not obstructed
The fan stops
unexpectedly
-Pale fan obstructed
-Voltage to the wrong engine by the control
unit
incorrect electrical -Links
-Ventilatori in thermal protection
-Make the power supply on the fan
-Make the control unit and its relative power
-Check the power supply operation
-Check that the fan impellers are not obstructed
Air flow insufficient
-Filter, exchanger or clogged grids
-Body stranger inside the pipe
-Problems of fan blades
-Clean the filters
-Increase the speed of rotation
-Clean piping, heat exchanger
-Make the fan impellers
Insufficient exchanger
Yield
-Scambiatore clogged
-Time cycle set improperly
-Clean the surfaces of the exchanger
-Set the time cycle according to the directions above
Excessive vibration and
noise
-Installation incorrect unit
-Installation incorrect piping
-Squilibrio of fan impeller
-Check brackets and hardware unit
-Verify brackets and hardware piping
-Verify status of fan impellers
Water leakage from the
unit
-Installation unit with wrong inclination
-Check the correct installation of the unit fan
7.3 ISSUES IN OPERATING UNIT 'OF CONTROL OR POWER
PROBLEM
CAUSE
REMEDIES
The fan does not activate -Units command fails
-Power Supply Fault
-Verify or replace the control unit
The fan does not change
speed
-Units command fails
-Verify or replace the control unit
The fan does not change
the operating mode
-Units command fails
-Verify or replace the control unit
The fan runs with
unexpected times
-Units command fails
-Verify or replace the control unit
The remote control does
not work
-Empty batteries or remote control failure
-Check or replace batteries