99
GENERAL TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSE(S)
CORRECTIVE ACTION
Tool runs slowly or will
not operate
1. Grit or gum in tool
1. Flush the tool with Campbell
Hausfeld air tool oil, gum solvent, or
an equal mixture of SAE 10 motor
oil and kerosene. Lubricate the
tool after cleaning with Campbell
Hausfeld (or comparable) air tool oil.
2. No oil in tool
2. Lubricate the tool according to
the lubrication instructions in this
manual.
3. Low air pressure
3. Adjust the compressor regulator to
90 PSI while the tool is running free.
4. Air hose leaks
4. Tighten and seal hose fittings, if leaks
are found.
5. Pressure drops
5. Be sure hose is properly sized. Long
hoses or tools using large volumes of
air may require a hose with an I.D. of
1/2 inch or larger depending on total
hose length.
6. Regulator adjusted wrong
6. Adjust air flow regulator with a
flathead screwdriver to maximum
speed.
7. Worn ball bearing in motor
or in angle head
7. Replace tool.
8. Worn gears
8. Replace tool.
Moisture blowing out
of tool
1. Water in tank
1. Drain tank (See air compressor
manual). Oil tool and run until no
water is evident. Oil tool again and
run 1-2 seconds.
2. Water in the air lines/hoses
2 a. Install a water separator/filter.
NOTE
: Separators work properly
only when air passing through
the separator is cool. Locate
separator/filter as far as possible
from compressor.
b. Install an air dryer.
c. Anytime water enters the
tool, the tool should be oiled
immediately.
Excessive vibration
1. Damaged stone or burr
1. Replace with new stone or burr.
2. Collet shaft bent
2. Replace tool.
