Machine Troubleshooting - Tennant 5680 Operator's Manual

MACHINE TROUBLESHOOTING

Problem
Trailing water -- poor or no water
pickup
Vacuum fan will not turn on
Little or no solution flow to the floor
Poor scrubbing performance
5680 330459 (3- -08)
Home
Cause
Worn squeegee blades
Squeegee out of adjustment
Vacuum hose clogged
Vacuum fan screen dirty
Debris caught on squeegee
Vacuum hose to squeegee or
recovery tank disconnected or
damaged
Solution tank not completely closed
Torn seals on solution tank
Recovery tank full
Foam filling recovery tank
Recovery tank sensor dirty or stuck
Vacuum fan circuit breaker tripped
Solution tank empty
Solution control cable broken or out
of adjustment
Solution flow turned off
Solution supply lines plugged
Solution supply line filter dirty
Solution solenoid clogged or stuck
Debris caught on scrub brushes or
pads
Improper detergent, brush, or pad
used
Worn scrub brush(es) or pad(s)
Scrub brush motor circuit breaker(s)
tripped
Low battery charge
Find... Go To..
OPERATION
Filter
Remedy
Rotate or replace squeegee blades
Adjust squeegee
Flush vacuum hoses
Clean inlet screen
Remove debris
Reconnect or replace vacuum hose
Check for obstructions
Heavy duty batteries posts too tall,
file down posts
Machine front cover mounted too
high, mount cover lower
Replace seals
Drain recovery tank
Empty recovery tank
Use less or change detergent
Use a defoamer
Clean or replace
Reset circuit breaker
Fill solution tank
Replace and/or adjust cable
Turn solution flow on
Flush solution supply lines
Clean filter
Clean or replace
Remove debris
Contact Service Center
Replace scrub brush(es) or pad(s)
Reset circuit breaker(s)
Reduce scrub brush down pressure
Uneven brush pressure, level scrub
head
Contact Service Center
Charge batteries until the charger
automatically turns off
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