Nobles Speed Scrub 2601 Opérateur Manuel Et Liste Des Piéces page 22

OPERATION
TROUBLE SHOOTING - -continued
PROBLEM
Little or no solution flow.
Poor water pick up.
Short run time.
Safety lights do not work.
22
CAUSE
Solution flow adjustment knob needs
adjusting.
Solution line or solution tank filter is
clogged.
Solution valve or solenoid is clogged.
Faulty solution switch or solenoid.
Loose set screw on solution knob.
Recovery tank is full.
Ball float shut--off screen inside recov-
ery tank is clogged.
Squeegee is clogged with debris.
Squeegee blades are worn.
Squeegee mount thumbscrews are
loose.
Vacuum hose connections are loose
or hose is damaged.
Vacuum hose is clogged with debris.
Recovery tank inlet hole is obstructed.
Recovery tank gasket is defective.
Drain hose plug is loose.
Recovery tank lid is loose.
Vacuum motor is loose.
Battery charge level is low.
Batteries not fully charged.
Bad cell in one or more batteries.
Batteries need maintenance.
Faulty charger.
Flasher is burned out.
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SOLUTION
Turn solution flow knob clockwise to
increase flow.
Remove hose and blow compressed
air through it. Clean solution tank filter
Flush solution tank after each use.
Remove valve or solenoid and clean.
Do not scratch inside of valve.
Contact Service Center.
Calibrate knob and retighten screw.
Empty recovery tank.
Remove screen and clean.
Clean squeegee.
Replace or rotate squeegee blades.
Tighten thumbscrews.
Push hose cuffs firmly on connections.
Replace hose if damaged.
Remove clogged debris.
Empty recovery tank and tilt tank side-
ways to access inlet hole, remove
obstruction.
Replace gasket.
Tighten drain plug.
Tighten lid.
Contact Service Center.
Charge batteries. Do not run machine
when battery meter is in the red zone.
Charge batteries.
Replace battery.
See BATTERY MAINTENANCE.
Replace battery charger.
Contact Service Center.
Speed Scrub 2601 Cylindrical Brush (12- -02)