Numatic Henry WASH HVW 370 Traduction Du Manuel D'utilisation D'origine page 14

Fault Finding
This machine can be used for dry pick up, wet pick up and cleaning carpet and upholstery
Spray extraction machines only
• Use only approved cleaning preparations.
• Use defoamer if necessary.
Use of detergents
When using any detergent with this machine, please ensure you have read the safety data on the container and you
are familiar with the procedures to clear up spills, inhalation, skin and eye contact.
Dry Mode maintenance/fault fi nding
If the vacuum cleaner stops working switch off and remove the plug from the power supply before investigating were the
fault lies.
If the vacuum cleaner will not pick up any debris from the surface, switch off and remove the plug
from the power supply, inspect the fl oor tool, wands and hose for blockages, if no blockages are found, the dust bag may
be full if the dust bag is not full the fi lter may be blocked.
Wet mode / Spray extraction maintenance/fault fi nding
If the vacuum cleaner stops working switch off and remove the plug from the power supply before investigating were the
fault lies.
If the vacuum cleaner has a blockage and will not pick up liquid, switch off and remove the plug from the power supply,
has the fl oat valve operated, this will shut off the suction and the pitch of the vacuum motor will change.
Remove the power head and empty the liquid out of the container, if the container is empty, check that the fl oor tool
wands and hose are not blocked.
If the spray nozzle is blocked a pin maybe used to clear the blockage.
No spray from nozzle and the pump tone changes, the solution tank is empty, refi ll the solution tank.
Flush the system with clean water after use.
After use always inspect the machine for damage.