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MACHINE TROUBLESHOOTING
86037580 GLIDE 01/03/07
4-19
PROBLEM CAUSE ERROR
CODE
SOLUTION
Vacuum motor does not run,
or runs slowly
Recovery tank full Drain recovery tank
Recovery tank float
switch dirty
Clean float switch
Loose motor connection 7700 Check motor wires and
connections
Worn vacuum motor
brushes
Replace brushes, check
commutator
Poor scrubbing performance Debris caught in scrub
brushes
Remove debris
Worn brushes or pads Replace brushes or pads
Improper detergent,
brush or pad used
Contact equipment or
application specialists
Low scrub brush down
pressure
Increase brush pressure
Low battery charge Charge batteries
Uneven scrubbing or brush
wear on 36 IN.
Deck and/or brush
drivers not level.
Adjust parallel links and/or
shim brush drivers with
washers.
Little or no solution flow to the
floor
Solution tank empty Fill solution tank
Solution flow turned off
or set too low
Turn on or increase flow
setting
Solution strainer plugged Clean solution strainer
Solution system
plumbing obstructed
Clear obstruction from
plumbing
Solution solenoid valve
obstructed or stuck
Clean or replace valve
Vent hole in solution
tank lid obstructed
Clear obstruction from vent
hole
Faulty solenoid valve
connection
Check wiring to solution valve
Brush motors do not run, or
run slowly
Circuit breaker(s) tripped 7600 Reset circuit breaker(s)
Low battery charge Charge battery
Loose connection 7600 Check motor wires and
connection
Worn brush motor
brushes
Replace brushes, check
commutator
Scrub deck will not go
down/up
Loose connection 9000 Check motor wires and
connections
Faulty actuator 9000 Repair/replace actuator
Scrub deck goes down, then
raises
No brushes or pad
drivers on machine
9000 Install brushes or pad drivers
Error code not listed is
displayed
Controller detects
electrical problem
Contact service technician