11
GENERAL TROUBLESHOOTING GUIDE (CONTINUED)
SYMPTOM
POSSIBLE CAUSE(S)
CORRECTIVE ACTION
Excessive vibration or
grinding noise
1. Incorrect, damaged or worn
sanding pad
1. Replace with correct pad (size,
weight and style).
2. Worn or damaged internal
parts and/or bearings
2. Replace
tool.
Tool will not shut off
Worn or dirty air valve or seat
Clean and replace if necessary.
Dust collection not
effective
Low air pressure
Increase air pressure.