Clean The Float Ball; Troubleshooting - Nederman Electrical Series Instruction Manual

Follow the list below to routinely inspect, and repair or replace worn and damaged parts on the inside and out-
side of the vacuum cleaner. See also
tributor or Nederman for advice on technical service or if you require help with spare parts.
Suction hoses, couplings
Gaskets
Cartridge filter
Filter bag
Silencer material
Float ball
Ejector nozzle
Wear plate, silo
Wear plate, grit and dust
separator
Radio noise suppression
card
Main switch
If specified vacuum is not
reached
Abnormal noise level.
Chapter 10 Appendix A: Service
Leaking suction hoses and coup-
lings.
Worn out, aged and leaking gaskets.
Worn out filters.
Full or torn filter bag.
Damaged silencing material.
Dirty float ball.
Dirty ejector nozzle.
Damaged or frayed rubber pad on
the wear plate.
Wiring on the card is burned.
The motors do not start using the
main switch.
See Chapter 7

Troubleshooting.

form. Contact your nearest authorized dis-
Replace. For grounding guide, see
ure 4.
Replace.
Replace.
Clean or replace a full filter bag. Replace a
torn filter bag.
Replace.
Clean the float ball at least once a month.
Clean.
Replace the wear plate.
Replace the card.
Replace the main switch. See
Fig-
Figure 13 B.
25