Multiquip SFCS-16 ユーザーズマニュアル

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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. Replace 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 lubrication. 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. 
 
Damaged elastomeric rubber mount(s). Replace 
mount(s). 
 
Damaged exciter plate. Replace plate. 
 
Bent blade. Replace blade