10
EN
M1.1.RV4000.NLFREN 15062018
6 Trouble shooting
WARNING!
All maintenance work listed below must be carried out without current, i.e. with the plug
pulled out.
Problems
Probable reasons
Solutions
Slow fan operation
Incorrect power supply
Check the cable and power socket, and if
the switch is off
Damaged power cord
Replace the power cord
Damaged motor or switch
Replace the motor or switch
Slow air flow
Obstructions at air inlet
Clean the inlet
The fan activates electric fuse
The extension cord is too long
Use a shorter extension cord
Incorrect parameters of power supply
Find a correct power supply circuit
Creaking noises in the blower
The blower fan is not in correct plane
Contact an authorised maintenance
service
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