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User manual
11 Troubleshooting
TROUBLE
The fan does not move during
starting the unit. The Control Panel
does not display any information
and does not respond to key presses.
It appears on the control panel
alarm indicator
Triggering the fuse during
starting the ventilation
system
Low air flow
High noise, vibration.
POSSIBLE REASONS
There is no power supply
Engine downtime due to
clogged rotor
Loss of communication in cable
connection between the engine
fan and control panel
Short circuit error in
electrical circuit.
The fan speed is too low
The filter is clogged, fan or conditioner
contaminated.
The rotor is dirty
35
TROUBLESHOOTING
To check the power supply
contact a qualified person
electrician and explore or perhaps
there is a connection error.
Switch off the ventilation system.
Try to unclog the rotor.
Restart the device.
For more information
contact your dealer
Switch off the ventilation system.
For more information
contact your dealer.
Set a higher speed
Clean or replace the filter.
Clean the fan or.
conditioner.
Clean the rotor
FLEXI 50
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