EN
ENGLISH
-8- FORM NO. 70403B Clarke
®
American Sanders Operator's Manual (EN) - OBS-18/18DC HDTR
Troubleshooting
Problem Cause Action
Motor will not start. No power.
Interlock not depressed.
Defective switch/ Bad connection
Check power supply and connection
Depress Interlock before activating control
lever.
Contact an authorized Clarke
American Sanders Dealer.
Motor fails to start / runs
sluggish.
Low voltage from excessive length
or undersized extension cord.
Defective start capacitor.
Defective start switch.
Defective start/run capacitor
Defective motor low voltage
Use a 14 Ga extension cord, not to exceed
50’ length.
Contact an authorized Clarke
American Sanders Dealer.
Contact an authorized Clarke
American Sanders Dealer.
Contact an authorized Clarke
American Sanders Dealer.
Contact an authorized Clarke
American Sanders Dealer.
Fuse / Circuit Breaker repeatedly
trips.
Low voltage.
Bad connection.
Defective motor.
Eliminate extension cord.
Locate power source closer to
work site. Have voltage checked by
a qualifi ed electrician.
Contact an authorized Clarke
American Sanders Dealer.
Contact an authorized Clarke
American Sanders Dealer.