OPERATION
Tennant 3530/3560/3580 (07--02)
19
TROUBLE SHOOTING
PROBLEM
CAUSE
SOLUTION
Machine does not run.
ON/OFF switch is OFF.
Turn switch to ON.
Vacuum not plugged into wall outlet.
Plug power cord to wall outlet.
Faulty ON/OFF switch.
Replace switch.
Faulty wiring.
Contact Service Center.
Faulty power cord.
Contact Service Center.
Building circuit breaker tripped.
Reset circuit breaker and change to a
different power circuit.
Vacuum motor over heated.
Find air obstruction. Let motor cool for 20
minutes.
Faulty vacuum motor.
Contact Service Center.
Machine has little or no
suction.
Machine with Pump--Out
feature:
Hose is clogged.
Clear hose.
Holes in hose.
Replace hose.
Intake elbow in lid is clogged.
Remove hose from elbow and remove
clogged material.
Drain hose knob is loose or open.
Tighten drain knob.
Lid is not securely latched.
Latch both sides of lid securely.
Worn gasket which is leaking air.
Inspect all gaskets, and replace if
necessary.
Recovery tank or bag is full.
Empty tank or bag.
Drain valve is open.
Close drain valve.
Drain hose elbow is loose or off plug.
Connect elbow to plug securely.
Squeegee has poor pick
up.
Debris is wedged under squeegee blade.
Wipe off squeegee blades.
Squeegee blades are worn.
Replace squeegee blades.
Squeegee blade is loose.
Tighten thumbscrews.
Vacuum hose connection on squeegee
mount is loose.
Push vacuum hose onto squeegee mount
securely.
