Tennant 603201, Operator'S Manual

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ENGLISH EN
SpeedScrub 2401/2601 (04–97)
15
TROUBLE SHOOTING
PROBLEM CAUSE SOLUTION
No power, nothing
runs Faulty main or key switch. Contact Service Center.
runs.
Batteries need charging. See CHARGING BATTERIES.
Faulty battery(s). Replace battery(s).
Loose battery cable. Tighten loose cable.
MAIN circuit breaker has tripped. Determine cause and reset circuit
breaker button.
Power kill button is activated. Turn button to release.
Brush motors do not
run Brush/Solution switch is not on. Turn on brush/solution switch.
run.
Control grips are not rotated. Rotate control grips.
Brush circuit breaker(s) has tripped. Clean or replace pad and reset brush
circuit breaker button.
Faulty brush motor or wiring. Contact Service Center.
Worn carbon brushes. Contact Service Center.
Faulty brush switch or solenoid. Contact Service Center.
Vacuum motor does
not run Faulty vacuum switch. Contact Service Center.
not run.
Vacuum circuit breaker has tripped. Remove obstruction and reset break-
er.
Faulty vacuum motor or wiring. Contact Service Center.
Worn carbon brushes. Contact Service Center.
Drive motor does not
run. Drive motor circuit breaker has
tripped. Determine cause and reset breaker.
Faulty speed control circuit board or
connection. Contact Service Center.
Faulty solenoid. Contact Service Center.
Faulty drive motor. Contact Service Center.
Faulty wiring. Contact Service Center.
Worn carbon brushes. Contact Service Center.
Drive motor runs, but
not correctly. Faulty potentiometer or speed control
board. Contact Service Center.
y
Loose wire connection Contact Service Center.
Little or no solution
flow Solution flow lever in not activated. Push solution flow lever forward.
flow.
Solution line or solution tank filter is
clogged. Remove hose and blow compressed
air through it. Flush solution tank after
each use.
Solution valve or solenoid is clogged. Remove valve or solenoid and clean.
Do not scratch inside of valve.
Faulty solution switch or solenoid. Contact Service Center.
Solution flow adjustment knob needs
adjusting. Turn solution flow adjustment knob
clockwise to increase flow.
Short run time. Batteries not fully charged. Charge batteries.
Bad cell in one or more batteries. Replace battery.
Batteries need maintenance. See BATTERY MAINTENANCE.
Faulty charger. Replace battery charger.