Tennant T5 - Page 38

MAINTENANCE
38
Tennant T5 (06- 06)
TROUBLESHOOTING - Continued
PROBLEM CAUSE SOLUTION
Vacuum motor will not operate Squeegee is raised off floor Lower squeegee
Discharged batteries Charge batteries
Faulty control board Contact Service Center
Faulty vacuum motor or wiring Contact Service Center
Worn carbon brushes Contact Service Center
Little or no solution flow Solution tank is empty Fill solution tank
Clogged solution tank filter Clean solution tank filter
Discharged batteries Charge batteries
Clogged solution valve Remove valve and clean
Faulty control board Contact Service Center
Poor water pickup Recovery tank is full or excessive
foam buildup
Drain recovery tank
Loose drain hose cap Tighten cap
Clogged float shut- off screen located
in recovery tank
Clean screen
Clogged squeegee assembly Clean squeegee assembly
Worn squeegee blades Replace or rotate squeegee blades
Incorrect Squeegee blade deflection Adjust Squeegee blade height
Loose vacuum hose connections Secure hose connections
Clogged vacuum hose Remove clogged debris
Damaged vacuum hose Replace vacuum hose
Recovery tank cover not in place Properly position cover
Damaged recovery tank cover seal Replace seal
Faulty vacuum motor Contact Service Center
Poor scrubbing performance Debris caught in brush Remove debris
Worn brushes/pads Replace brushes/pads
Incorrect brush pressure setting Adjust pressure setting
Wrong brush/pad type. Use correct brush/pad
Reduced run time Batteries not fully charged Fully recharge batteries
Defective batteries Replace battery
Batteries need maintenance See BATTERY MAINTENANCE
Faulty battery charger Repair or replace battery charger
Solution flow and brush pressure
buttons and FaST system switch
are locked
Supervisor controls are activated
(lockout feature)
Contact your Supervisor