OPERATION
26
Tennant 5280 (10--04)
TROUBLESHOOTING -- continued
Poor water pickup.
Recovery tank is full.
Empty recovery tank.
Foam filling recovery tank.
Empty recovery tank.
Clogged float shut--off screen inside
recovery tank.
Remove screen and clean.
Clogged squeegee.
Clean squeegee.
Worn squeegee blades.
Replace squeegee blades.
Loose vacuum hose connections.
Push hose cuffs firmly on connections.
Clogged vacuum hose.
Remove clogged debris.
Damaged vacuum hose.
Replace damaged hose.
Recovery tank inlet hole is obstructed. Empty recovery tank and tilt tank
sideways to access inlet hole, remove
obstruction.
Worn gasket on recovery tank cover.
Replace gasket.
Loose drain hose plug.
Tighten plug.
Recovery tank cover not in place.
Properly position cover.
Battery charge level is low.
Charge batteries. Do not run machine
when battery meter is in the red zone.
ES option will not operate.
ES ON/OFF switch not activated.
Turn ES switch on.
ES filter is clogged.
Remove and clean ES filter.
Faulty ES pump.
Contact Service Center.
Faulty ES ON/OFF switch.
Contact Service Center.
ES float switch is clogged.
Rinse off float switch located in
recovery tank.
Faulty ES float switch.
Contact Service Center.
Short run time.
Batteries not fully charged.
Charge batteries.
Faulty Battery(s).
Replace battery.
Batteries need maintenance.
See BATTERY MAINTENANCE.
Faulty charger.
Replace charger.
Excessive brush/pad pressure.
Properly adjust pressure.