6-794
7
Rev. 06/06/03
PLEASE REVIEW ALL WARNING INSTRUCTIONS PRIOR TO OPERATION. SAVE THIS MANUAL FOR FUTURE REFERENCE.
TROUBLESHOOTING
AIR DRILLS
TOOL WILL NOT RUN, RUNS SLOWLY, AIR FLOWS SLIGHTLY FROM EXHAUST, SPINDLE TURNS FREELY. This is
probably caused by: air flow blocked by dirt build-up; motor parts jammed with dirt.
YOU SHOULD: Check air inlet for blockage. Pour a generous amount of air tool oil into air inlet. Operate trigger
in short bursts Detach air supply; turn empty and closed drill chuck by hand. Reconnect air supply If tool
performance is not improved, it should be serviced at an authorized service center.
TOOL WILL NOT RUN. AIR FLOWS FREELY FROM EXHAUST. SPINDLE TURNS FREELY. This is probably caused by:
Build up of dirt or varnish on rotor vanes.
YOU SHOULD: Pour a generous amount of air tool oil into air inlet. Operate trigger in short bursts Detach air
supply; turn empty and closed drill chuck by hand. Reconnect air supply. If tool performance is not improved,
it should be serviced at an authorized service center.
TOOL LOCKED UP, SPINDLE WILL NOT TURN. This is probably caused by: a broken motor vane; gears broken or
jammed by foreign object.
YOU SHOULD: Send the tool to an authorized service center.
TOOL WILL NOT SHUT OFF. This is probably caused by: throttle valve O-ring blown off seat.
YOU SHOULD: See breakdown for part number and replace O-ring or send the tool to an authorized
service center.
AIR HAMMERS
TOOL WILL NOT RUN. This is probably caused by: cycling valve or throttle valve clogged with dirt or sludge.
YOU SHOULD: Pour a generous amount of air tool oil into air inlet; check for dirt. Operate trigger in short burst
(chisel in place and against solid surface). If not free, detach air supply. Tap nose or barrel lightly with plastic
mallet, reconnect air supply, and repeat above steps. If still not free, detach air supply, insert a 6" piece of
1/8" diameter rod in nozzle and lightly tap to loosen piston in rear direction. Reconnect air supply and repeat
above steps.
CHISEL STUCK IN NOZZLE. This is probably caused by: the end of the shank being disformed.
YOU SHOULD: Send the tool to an authorized service center.
WARRANTY POLICY:
NAPA
PROFESSIONAL AIR TOOLS
are warranted against defects in
material and workmanship for a period of one (1) year from the date of the original purchase. We will
repair or replace at our option any defective part or unit which proves to be defective in material or
workmanship during this one year period. All NAPA
PROFESSIONAL AIR TOOLS
must be repaired only
by authorized NAPA
PROFESSIONAL AIR TOOLS
Service Centers. This warranty does not cover
damage to tools rising from alteration, abuse, misuse and does not cover any repairs made by anyone
other than an authorized NAPA
PROFESSIONAL AIR TOOLS
Warranty Center. Tools sent to a Warranty
Center in a dissembled condition will not be covered as a warranty repair.
Return tools to Service Centers transportation prepaid. Be certain to include your name, address and
phone number along with proof of purchase information, with each tool.
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