Silverline 425822 Mode D'emploi page 10

GB
Troubleshooting
Problem
No function when On/Off Control Panel (22) is operated
Poor suction power
Increased noise coming from dust extractor
10
Possible cause
No power
Defective On/Off Control Panel
Blocked air channels
Vacuum leak
Loose fasteners
Debris in Impeller Housing (21)
Solution
Check power supply
Replace the On/Off Control Panel at an authorised Silverline
service centre
Remove the blockage; follow the instructions provided under
'Blockage removal'
Check hoses for air leaks, prominently found at connectors
and curves. Seal any vacuum leaks to re-establish suction
power
With the dust extractor switched off and disconnected from
the main power supply, check and tighten all fasteners
Follow instructions under 'Blockage removal' to remove the
Impeller Inlet, then remove the obtrusive debris