11 PRoBLEM SoLVING
Problem
Cause
Machine does
Overload protection has been tripped.
not work
Battery not loaded
Power interrupted
Battery is defective
Loader is defective.
Short battery
Duration of battery charging too short
run time
Use on very rough floor.
End of battery service life reached
Battery is defective
Front wheel
Actuator is defective.
doesn't move.
Brushes don't rotate.
Brush button is OFF
Brushes/pad discs jam
Brush motor is defective.
Cleaning action
Brush / pad badly worn
inadequate
Insufficient amount of water/chemical dosing
unsuitable cleaning materials/methods
No suction or suction
Turbine button is OFF
inadequate
Suction hose not hooked up to suction nozzle
Suction nozzle or hose clogged
Intake filter blocked (ball)
The closure lid is not closed at the output hose
Intake cover is blocking the intake.
Tank lid not closed or seal defective
Turbine is defective.
Streak formation
Suction lips contaminated or worn
Inadequate suction
Suction nozzle fixed incorrectly
Suction nozzle wheels are blocked or used up
Water flow is insuffi-
No fresh water in tank
cient or non-existent
Water filter clogged
The water filter that is stopped
is not attached tightly enough.
Tubes clogged
Water pump or water valve defective.
Flow of cleaning
Dosing pump is not turned on
solution is insufficient
or non-existent (only
Dosing set too low
for dosing system)
The canister contains too little cleaning agent.
Intake hose not lined up with canister
Tubes clogged
Pump hose leaks/is defective.
Dosing pump does not turn when water flows.
Solution
Switch the machine off and then back on.
Load until the loading cycle is complete.
Have Wetrok Service repair it.
Have Wetrok Service repair it.
Have Wetrok Service repair it.
Load until the loading cycle is complete.
Change pad/brush to reduce resistance.
Have batteries replaced by Wetrok Service.
Have batteries replaced by Wetrok Service.
Have Wetrok Service repair it.
Set brush to ON position
Use recommended brushes/pad
discs or replace defective ones.
Have Wetrok Service repair it.
Replace brush / pad
Increase amount of water/chemical dosing.
Check product instructions or ask Wetrok customer
service
Set turbine to ON position
Connect suction hose
Check suction path and remove the blockage
Dirty water tank is full and must be cleaned out.
Close the lid
Put on the missing intake filter.
Close tank lid correctly or replace seal
Have Wetrok Service repair it.
Clean or replace/move suction lips
See No suction or suction inadequate
Remount suction nozzle again correctly
Remove the dirt blocking them or put on new wheels
Fill with fresh water
Clean and rinse water filter
Attach the water filter until it clicks.
Rinse fresh water tank and tube system
with clean water and clean if necessary.
Have Wetrok Service repair it.
Turn on dosing pump
(press the water button for 2 seconds)
Set to desired dosing (see instructions).
Top off the canister.
Stick intake hose with stopper into the canister with the
hose extending to the bottom of the canister.
Rinse pipe hoses with clean water (see instructions),
replace if needed.
Replace pump hose as indicated in instructions.
Have Wetrok Service repair it.
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