Tennant 5400 Opérateur Manuel Et Liste Des Piéces page 32

OPERATION
TROUBLESHOOTING - - Continued
PROBLEM
Poor water pickup.
ES option not operating.
Short run time.
FaST System Option does not
operate.
32
CAUSE
Recovery tank is full and ball float has
been activated.
Ball float screen inside recovery tank
is clogged.
Clogged squeegee.
Worn squeegee blades.
Loose squeegee thumbscrews.
Vacuum hose connections are loose
or hose has a hole.
Clogged vacuum hose.
Recovery tank inlet hole is obstructed.
Worn tank lid gasket.
Loose drain hose plug.
Recovery tank lid not in place.
Loose vacuum motor.
Battery charge level is low.
ES filter is clogged.
Faulty ES pump.
Faulty ES ON/OFF switch.
ES float switch is dirty.
Faulty ES float switch.
Batteries not fully charged.
Defective batteries.
Batteries need maintenance.
Faulty charger.
Solution switch is not activated.
FaST system switch is not turned on.
FaST circuit breaker has tripped.
Clogged FaST--PAK supply hose and/
or connectors.
FaST--PAK carton is empty or not con-
nected.
Clogged flow control orifice.
Faulty scrub mode switch.
Faulty pump or air compressor.
Clogged solution tank filter.
Home Find... Go To..
SOLUTION
Empty recovery tank.
Remove screen and clean.
Clean squeegee.
Replace squeegee blades.
Tighten thumbscrews.
Push hose cuffs firmly on connections.
Replace hose if damaged.
Remove clogged debris.
Empty recovery tank and tilt tank side-
ways to access inlet hole, remove ob-
struction.
Replace gasket.
Tighten plug.
Properly position lid.
Contact Service Center.
Charge batteries. Do not run machine
when battery meter is in the red zone.
Remove and clean ES filter.
Contact Service Center.
Contact Service Center.
Rinse off float switch located in
recovery tank.
Contact Service Center.
Charge batteries.
Replace battery.
See BATTERY MAINTENANCE.
Repair or replace battery charger.
Turn on solution switch.
Turn on FaST system switch.
Determine cause and reset the 10A
circuit breaker button.
Soak connector and hose in warm
water and clean.
Replace FaST--PAK carton and/or
connect supply hose.
Remove orifice, clean and reinstall
(refer to parts list diagram).
Contact Service Center.
Contact Service Center.
Drain solution tank. remove solution
tank filter, clean and reinstall.
Tennant 5400 (05- -03)