Nilfisk RS 2200 Manuel D'utilisation page 168

ENGLISH
Problem
SUCTION FAN
The suction fan is noisy
The suction fan turns but it is not effi cient
The suction fan turns slowly or does not turn
at all
SUCTION INLET AND SKIRT
The suction inlet does not collect debris ef-
fi ciently
The suction inlet does not lift
46
USER MANUAL
The fan bearings are worn
The motor is faulty
The fan is faulty
The suction grid are clogged
The suction hose is clogged
The suction hose is cut/torn
The gasket between the suction inlet and the
hopper is broken or misadjusted
The hopper is not fully lowered
The hopper upper panels are opened
There is no pressure at the suction fan motor
drive pump
The working mode is not activated
The power supply fuse is open
The distributor solenoid valve is not powered
The distributor is stuck
The motor is faulty
The pump is faulty
The suction inlet position is not correct
The suction inlet gaskets are worn
The hopper is not fully lowered
The suction hose is clogged
The suction hose is damaged/torn
The working mode is not activated
The power supply fuse is open
There is an open in the lifting push-button
The distributor solenoid valve is not powered
The cylinder calibration dowels are clogged
The solenoid valves are stuck
The cylinder gaskets are worn
There is no pressure at the hydraulic system
33019476(3)2010-02 A
Possible cause
RS 2200
Remedy
Replace the motor
Replace the motor
Repair/replace
Clean
Clean
Replace
Replace/adjust
Fully lower the hopper and return it to horizon-
tal position
Close
Adjust the pump pressure
Activate the working mode switch
Replace
Check the electrical system
Repair
Replace
Replace
Check the suction inlet and skirt height and
operation
Replace
Fully lower the hopper and return it to horizon-
tal position
Clean
Replace
Activate the working mode switch
Replace
Replace
Check the electrical system
Disassemble and clean
Replace
Overhaul the cylinders
Check the pump pressure