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Clarke
®
American Sanders
Operator's Manual (EN) - Floorcrafter - 19 -
Troubleshooting
Problem Cause Action
Drive belts slip. Insufficient tension. Tension drive belt as described in
(Squeaking or squealing sound) adjustment procedures.
Worn belts. Replace belts.
Squealing, growling or grinding Damaged and/or worn bearing. Remove drive belts, rotate arbor
noise coming from machine. motor, fan, shafts and idler pulley to
locate dragging or rough bearing.
Contact an authorized dealer.
Dust pickup is poor. Dust bag is full. Empty contents of bag.
Dust bag is dirty. Shake debris from bag and wash.
Dust shoe is improperly adjusted. Readjust dust shoe.
Dust chute is obstructed. Remove fan cover and clear throat.
Motor will not start. Defective motor starter. Contact an authorized dealer.
Defective start capacitor. Contact an authorized dealer.
Defective electronic start switch. Contact an authorized dealer.
Low voltage from poor connection. Contact an authorized dealer.
Defective motor. Contact an authorized dealer.
No power. Check electrical source and
connections.
Tripped circuit breaker. Reset
Motor runs sluggishly. Low voltage from excessive Locate power source nearer to work
footage, undersized extension site. Decrease sanding pressure.
cord, or poor connection.
Defective run capacitor. Contact an authorized dealer.
Defective motor. Contact an authorized dealer.
Motor circuit breaker trips/ Excessive load. Contact an authorized dealer.
repeatedly trips.
Defective electronic start switch. Contact an authorized dealer.
Defective motor starter. Contact an authorized dealer.
Low voltage from poor connection. Contact an authorized dealer.
Defective motor. Contact an authorized dealer.
Defective capacitor. Contact an authorized dealer.
Uneven cuts. Leveling out of adjustment. Readjust leveling.
Abrasive belt tracking. Adjust belt to track towards the edge
of drum with deepest cut.