Maintenance And Service; Technical Data - Nilfisk-Advance 421 A Manual De Usuario

9. Fitting shampoo accessory
)
(only for the 421 A/B
1. Place the tank on the lower control handle holder
2. Fix it in place with the upper holder
3. Attach the cable to the left hand lever on the
control handle
4. Connect the liquid hose to the tank and insert it
to the side of the motor
5. Mount the shampooing equipment and the fan in
the tank
6. Attach the shampoo nozzle under the machine

10. Maintenance and service

1. Always withdraw
beginning servicing work.
2. Regularly check the mains plug and connecting
cable for functional safety.
3. Only trained electricians may work on electrical
components.
4. Clean the accessory
5. Regularly clean the spray device with water after
use.
6. Regularly wipe down the machine with a damp
cloth.
7. After work:
•
Do not leave the machine resting on the
accessory
•
This prevents them from becoming distorted
•
Distortions cause uneven running
•
Check the dust bag and filter
11. Fault-finding and rectification
1. The machine does not start
Cause
Mains plug not inserted
Motor overload protection
has switched the motor
off
Faulty connecting cable
On/off switch faulty
Faulty capacitor
2. Machine runs roughly
Cause
Dirty brush, pad or
working tool
Working tool not centred
Working tool worn out
the mains plug before
Remedy
Insert properly
Let the machine cool
down and start it
again
Exchange
Exchange
Exchange
Remedy
Clean tools
Centre it again
Exchange

12. Technical Data

Type
Voltage V
Frequency Hz
Protection class
Protection grade IP
Drive motor W
Brush - ø mm
Pad - ø mm
Rotation speed rpm
Working g/cm²
pressure
Torque Nm
Cable length m
Noise level dB(A)
Weight kg
Vibration m/s²
CE testing
9
421 B 421 A 510 B/B3
220-240 110 110/220-
240/ 400*
50 50-60 50-60
I II I
44 44 44
1200 750 1500
420 420 510
406 406 430
170 170 145
50 50 51/210
67 56 98
12 12 12/25*
63 63 64
38 38 62
2,5 2,5 2,5
X X X