Tennant T5 - Using an Off-Board Battery Charger; Adjusting Scrub Head Brushes; Adjusting Disk Model Scrub Head Brushes

TROUBLESHOOTING -- Continued
PROBLEM CAUSE SOLUTION
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 Tennant Service 1-800-553-8033
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 (lock-
out feature)
Contact your Supervisor
FaST Model: FaST
System does not operate
or operate correctly
FaST system switch is not turned on Turn on FaST system switch
FaST--PAK supply hose not connected Connect supply hose
Clogged FaST--PAK supply hose or con-
nectors
Soak in warm water to unclog
Empty FaST--PAK carton Replace FaST--PAK carton
Kink in FaST--PAK supply hose Undo hose kink
Clogged FaST solution system Contact Tennant Service 1-800-553-8033
Faulty FaST system on/off switch Contact Tennant Service 1-800-553-8033
Faulty pump Contact Tennant Service 1-800-553-8033
Clogged solution tank filter Drain solution tank. remove solution tank
filter, clean and reinstall
Clogged detergent orifice/filter screen Replace orifice/filter screen
(See FaST SYSTEM MAINTENANCE)
Clogged FaST solution inlet filter Contact Tennant Service 1-800-553-8033
Faulty control board Contact Tennant Service 1-800-553-8033
T5 –Maintenance
(Page 14 of 15)
20 T5 9002333 REV.02 (07-06)
M