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SFCS-16 OPERATION AND PARTS MANUAL REV #4 (05/28/09) PAGE 32
TROUBLESHOOTING
Troubleshooting
ELECTRIC MOTOR.
MOTOR FAILS TO START
ON/OFF switch in the OFF position. Place switch in
the ON position.
Thermal protection switch activated. Allow time for
motor to cool. Motor will not start until the temperature
is reduced low enough for the red switch located near
the capacitor to be activated.
GFI switch activated. Push GFI button to test and
rearm. Reconnect to power source.
Improper extension cord connection. Determine all
connections produce a closed circuit.
No power being received from power source. Check
power source for correct voltage and amperage
requirements.
MOTOR LOSES POWER
Check power source for correct voltage and amperage
requirements.
High operating temperatures. Clean fan blades and
exterior surfaces.
OPERATIONAL PROBLEMS.
UNEVEN BLADE WEAR
Incorrect blade installation. See INSTALLING A
BLADE OR CERAMIC TILE RIPPER ATTACHMENT
IN THE FLOOR COVERING SCRAPER.
Damaged exciter plate. Repl
ace plate.
Damaged elastomeric rubber mount(s). Replace
mount(s).
Bent blade. Replace blade.
EXCESSIVE JUMPING ON THE WORK SURFACE
Incorrect blade or ceramic tile ripper attachment
installation. See INSTALLING A BLADE OR
CERAMIC TILE RIPPER ATTACHMENT IN THE
FLOOR COVERING SCRAPER.
Damaged exciter plate. Replace plate.
Damaged elastomeric rubber mount(s). Replace
mount(s).
Improper blade angle. Readjust blade angle.
ACCELERATED EXCITER SHAFT BEARING WEAR
AND/OR FAILURE
Misaligned and/or improperly tensioned bearing
housing/mounting surfaces. Replace bearing and
realign bearing housing/mounting surface.
Bent electric motor shaft. Replace motor.
Improper lubrica
tion. See LUBRICATION
REQUIREMENTS.
DIFFICULTY IN OPERATING THE BACK SAVER™
BLADE CONTROL SYSTEM
Misaligned jackscrew bearing. Loosen and realign.
Improper lubrication. See LUBRICATION
REQUIREMENTS.
Bent jackscrew. Replace jackscrew and flexible joint
assembly.
UNEVEN COVERING MATERIAL REMOVAL
Excessive material build-up on caster wheel face
surface. Remove material. Readjust wheel scraper to
wheel gap setting: .03/.06 inch (.8/1.5 mm).
Excessive caster wheel bearing wear. Replace caster
wheel and shoulder type capscrew.
Excessive axle shoulder type capscrew wear. Replace
capscrew. Check caster wheel bearing for wear.
Replace as necessary.
Dama
ged elastomeric rubber mount(s). Replace
mount(s).
Damaged exciter plate. Replace plate.
Bent blade. Replace blade