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TROUBLESHOOTING
PROBLEM
No Power, Nothing
Runs
Vacuum Motor Will Not
Run
Vacuum Motor Runs
but Suction is Poor
Poor or No Water Flow
(Carpet is Streaky)
Brush Does Not Spin
Machine Will Not Propel
When Handles Are
Squeezed
Solution/Brush turn on
when brush switch
engaged
22
CAUSE
Is the cord plugged in
Circuit breaker tripped in
building
Faulty switch
Faulty power cord or pigtail
Vacuum circuit breaker
tripped
Faulty main vacuum switch
Loose wiring
Faulty vac motor
Debris lodged in vac shoe
Dome gasket defective or
missing.
Vacuum hose cracked or
hose cuff loose
Incorrect vac shoe angle
Recovery tank full/float ball
stuck in the up position.
Clamp loose on vac motor.
Recovery tank inlet loose
or gasket defective.
Vac shut-off engaged
Solution filter clogged
Jets clogged or missing
Faulty solenoid
Propel lever not engaged
Brush switch on
Brush circuit breaker
tripped
Propel lever not engaged
Brush belt broken
Faulty brush motor
Circuit breaker tripped
Speed control knob set at
zero
Faulty speed control board
Faulty propel motor
Faulty micro switch
CMD20-I 86038160 04/03/07
SOLUTION
Plug in cord.
Reset breaker.
Call for service.
Call for service.
Reset breaker.
Call for service.
Check or call for service.
Call for service.
Remove debris from vac shoe.
Replace as necessary.
Replace or repair as necessary.
Adjust as necessary.
Drain and rinse recovery tank, free float ball.
Call for service.
Call for service.
Drain recovery tank.
Drain solution tank and clean solution filter.
Clean using a vinegar/water solution or replace.
Call for service.
Brush switch must be on and propel lever squeezed
to activate spray.
Turn on brush switch.
Reset circuit breaker.
Propel lever must be squeezed to activate brush.
Replace as necessary.
Call for service.
Reset circuit breaker.
Turn speed control knob between 1-5.
Call for service.
Call for service.
Call for service.
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