OPERATION
20
Tennant 1510 (12- 02)
TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Machine will not operate.
Faulty key switch.
Contact Service Center.
Batteries need charging.
Recharge batteries.
Faulty battery(s).
Replace battery(s).
Loose battery cable.
Tighten loose cable.
MAIN circuit breaker has tripped.
Determine cause and reset breaker.
Brush motor will not operate.
Brush circuit breaker has tripped.
Check for obstruction in brush and re-
set the brush circuit breaker button.
Adjust the brush height and reset
brush circuit breaker button.
Faulty cleaning function switch.
Contact Service Center.
Control grips not rotated.
Rotate grips forward.
Faulty brush motor or wiring.
Contact Service Center.
Loose or broken belt.
Contact Service Center.
Worn carbon brushes.
Contact Service Center.
Vacuum motor will not operate.
Faulty cleaning function switch.
Contact Service Center.
Brush base is raised off floor.
Lower brush base.
Vacuum circuit breaker has tripped.
Determine cause and reset circuit
breaker button.
Faulty vacuum motor or wiring.
Contact Service Center.
Worn carbon brushes.
Contact Service Center.
Drive motor does not operate.
Drive motor circuit breaker has
tripped.
Determine cause and reset breaker
button.
Faulty speed control board or connec-
tion.
Contact Service Center.
Faulty drive motor.
Contact Service Center.
Faulty wiring.
Contact Service Center.
Worn carbon brushes.
Contact Service Center.
Drive motor operates, but not
correctly.
Faulty potentiometer or speed control
board.
Contact Service Center.
Loose wire connection.
Contact Service Center.
Uneven or no solution spray.
Solution switch is not activated.
Turn solution switch on.
Spray tips are plugged.
Remove and clean.
Solution tank is empty.
Fill solution tank.
Clogged solution line or solution tank
filter.
Remove hose and blow compressed
air through it. Flush solution tank after
each use.
Solution tank filter is plugged. Filter is
located under machine at rear.
Drain solution tank, remove filter and
clean.
Faulty pump switch.
Contact Service Center.
Faulty pump or solenoid.
Contact Service Center.
