Aimco Lite-Touch Series, Руководство по ремонту

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October 2006
- 15 -
LT Series Troubleshooting
PROBLEM CAUSE SOLUTION
Loses torque every time the fastener is
run down. Finally the tool will not run.
The Lock Pin did not get put
back into the Spring Retainer. Put the Lock Pin in the
Spring Retainer.
Tool operates intermittently.
One or more of the shoulders
on the Pilot Pin is rounded.
Replace the Pilot Pin.
Tool shuts off as soon as it is started or
tool shuts off but will not re-start.
Spring under Pilot Pin has
lost tension. Notch Pin is
rounded. Notch Pin Band is
stretched out of shape. The
shoulders on the Pilot Pin are
rounded.
Replace Notch Pin, Band,
and/or Pilot Pin. Replace
Spring.
Tool ratchets when it shuts off.
Valve Rod too long. Bur on
Pilot Pin or inside of Cam. Shorten Valve Rod. Clean
bur off of Pilot Pin or Cam.
Loss of RPMs
Exhaust Filter is dirty causing
back pressure.
Replace Filter.
Lever type only. Tool will not run.
The Valve Rod is pushed
through the Shut-off Valve.
Replace Shut-off Valve.
Tool runs all the time.
O-ring has gotten pushed
down into the Casing. Air
pressure is too high.
Put the O-ring back into its
seat.
Lever type only. Tool will not reset.
Valve Packing damaged or
Valve Pin installed upside-
down. Replace Valve Packing.
Reinstall Valve Pin right-
side-up.
The tool will not reset after it shuts off.
The Anvil Spacer is back-
wards.
Turn the Anvil Spacer over.
Pistol series only. Tool will not run.
The Valve Rod Cap Pin has
been pushed by the ball.
Reset the Valve Rod Cap.
Pistol series only. Tool runs all the time.
Foreign matter under ball in
Throttle assembly.
Clean Throttle assembly.