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Troubleshooting Guide
Trouble
Loss of Power
Motor won't run
Leaky Throttle Valve
Gear Case gets hot
Related Documentation
For additional information refer to:
Air Drills Product Safety Information Manual Form 04580353.
Air Drills Product Information Manual Form 16572042.
Air Drills Parts List manual From 16572752.
Manuals can be downloaded from ingersollrandproducts.com
16576332_ed2
Probable Cause
Low air pressure
Plugged Inlet Bushing Screen
Worn or broken Vanes
Worn or broken Cylinder
Exhaust control restricted
Motor Clamp Washer binding
Gears binding
Worn Throttle Valve and/or Throttle Valve
Seat
Dirt accumulation on Throttle Valve and/or
Throttle Valve Seat
Excessive grease
Worn or damaged parts
Solution
Check air supply. For top performance, the air pressure must
be 90 psig (6.2 bar/620 kPa) at the inlet.
Clean the Inlet Bushing Screen using a clean, suitable cleaning
solution. If the Screen cannot be cleaned, replace it.
Replace a complete set of Vanes.
Replace the Cylinder if it is cracked or if the bore appears wavy
or scored.
Make certain the Exhaust Diffuser is in the fully open position.
Remove the Gear Case make certain the Washer is flat and the
Motor Seal is properly positioned.
Clean and inspect all gearing. Replace any worn or damaged
gearing.
Install a new Valve and/or Seat.
Clean or replace the Throttle Valve and/or Throttle Valve Seat.
Clean and inspect Gear Case and gearing parts and lubricate
as instructed.
Clean and inspect the Gear Case and gearing. Replace worn or
broken components.
5
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