7
Troubleshooting
Trouble Probable
Cause
Remedy
Air Hammer does not
operate at normal
speed; or speed
remains constant
when turning the
regulator.
Air pressure is too low.
Adjust air pressure to 90psi.
Air lines are twisted, or there is a
blockage in them.
Untwist or clean out air lines.
Air compressor is malfunctioning, or is
not sufficient capacity for the tool.
Replace air compressor.
Regulator is malfunctioning.
Replace regulator.
Stops operating.
No air pressure.
Check air compressor and hoses.
Make sure compressor is set at 90psi,
and air lines are not twisted.
Throttle or trigger is malfunctioning.
Disassemble and repair/replace
throttle or trigger.
Hammering power is
diminished.
Air leakage.
Check connections at the air inlet, the
o-rings, etc. Make adjustments or
repairs as needed.
Starts immediately as
soon as air is
connected.
Throttle or trigger is malfunctioning.
Inspect and repair throttle and/or
trigger.
Abnormal vibration
and/or excessive
heat develops in the
tool.
Improper lubrication.
Lubricate properly according to
instructions in this manual.
To order parts or reach our service department, call 1-800-274-6848 Monday through Friday (see our
website for business hours, www.jettools.com). Having the Model Number and Serial Number of your tool
available when you call will allow us to serve you quickly and accurately.
