Ingersoll-Rand 2925 Series Instructions Manual

Ingersoll-Rand 2925 Series Instructions Manual

Super duty impactools
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Series 2925 and 2925RB Impactools are designed for use in heavy assembly work and
machinery maintenance.
Ingersoll–Rand is not responsible for customer modification of tools for applications on which
Ingersoll–Rand was not consulted.
IT IS THE RESPONSIBILITY OF THE EMPLOYER TO PLACE THE INFORMATION
IN THIS MANUAL INTO THE HANDS OF THE OPERATOR.
FAILURE TO OBSERVE THE FOLLOWING WARNINGS COULD RESULT IN INJURY.
PLACING TOOL IN SERVICE
Always operate, inspect and maintain this tool in
accordance with American National Standards
Institute Safety Code for Portable Air Tools
(ANSI B186.1).
Always operate, inspect and maintain this tool in
accordance with all regulations (local, state, federal
and country), that may apply to hand held/hand
operated pneumatic tools.
For safety, top performance, and maximum durability
of parts, operate this tool at 90 psig (6.2 bar/620 kPa)
maximum air pressure at the inlet with 1/2" (13 mm)
inside diameter air supply hose.
Always turn off the air supply and disconnect the air
supply hose before installing, removing or adjusting
any accessory on this tool, or before performing any
maintenance on this tool.
Do not use damaged, frayed or deteriorated air hoses
and fittings.
Be sure all hoses and fittings are the correct size and
are tightly secured. See Dwg. TPD905–1 for a typical
piping arrangement.
Always use clean, dry air at 90 psig maximum air
pressure. Dust, corrosive fumes and/or excessive
moisture can ruin the motor of an air tool.
Do not lubricate tools with flammable or volatile
liquids such as kerosene, diesel or jet fuel.
Do not remove any labels. Replace any damaged label.
USING THE TOOL
Always wear eye protection when operating or
performing maintenance on this tool.
The use of other than genuine Ingersoll–Rand replacement parts may result in safety hazards, decreased tool performance, and
increased maintenance, and may invalidate all warranties.
Repairs should be made only by authorized trained personnel. Consult your nearest Ingersoll–Rand Authorized Servicenter.
Refer All Communications to the Nearest
Ingersoll–Rand Office or Distributor.
 Ingersoll–Rand Company 1999
Printed in U.S.A.
INSTRUCTIONS FOR
SERIES 2925 AND 2925RB
SUPER DUTY IMPACTOOLS
IMPORTANT SAFETY INFORMATION ENCLOSED.
READ THIS MANUAL BEFORE OPERATING TOOL.
03542446
Always wear hearing protection when operating this
tool.
Keep hands, loose clothing and long hair away from
rotating end of tool.
Note the position of the reversing lever before
operating the tool so as to be aware of the direction of
rotation when operating the throttle.
Anticipate and be alert for sudden changes in motion
during start up and operation of any power tool.
Keep body stance balanced and firm. Do not
overreach when operating this tool. High reaction
torques can occur at or below the recommended air
pressure.
Tool shaft may continue to rotate briefly after throttle
is released.
Air powered tools can vibrate in use. Vibration,
repetitive motions or uncomfortable positions may be
harmful to your hands and arms. Stop using any tool
if discomfort, tingling feeling or pain occurs. Seek
medical advice before resuming use.
Use accessories recommended by Ingersoll–Rand.
Use only impact sockets and accessories. Do not use
hand (chrome) sockets or accessories.
Impact wrenches are not torque wrenches.
Connections requiring specific torque must be
checked with a torque meter after fitting with an
impact wrench.
This tool is not designed for working in explosive
atmospheres.
This tool is not insulated against electric shock.
Form P7318
Edition 5
GB
September, 1999

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Summary of Contents for Ingersoll-Rand 2925 Series

  • Page 1 03542446 Form P7318 Edition 5 September, 1999 INSTRUCTIONS FOR SERIES 2925 AND 2925RB SUPER DUTY IMPACTOOLS Series 2925 and 2925RB Impactools are designed for use in heavy assembly work and machinery maintenance. Ingersoll–Rand is not responsible for customer modification of tools for applications on which Ingersoll–Rand was not consulted.
  • Page 2: Warning Label Identification

    WARNING LABEL IDENTIFICATION FAILURE TO OBSERVE THE FOLLOWING WARNINGS COULD RESULT IN INJURY. WARNING WARNING WARNING Always turn off the air sup- Always wear eye protection Always wear hearing ply and disconnect the air when operating or perform- protection when operating supply hose before install- ing maintenance on this this tool.
  • Page 3: Specifications

    SPECIFICATIONS Model Type of Grip Drive Impacts Recommended Torque Range per min. Forward Reverse ft–lbs (Nm) ft–lbs (Nm) 2925P1 pistol 3/4” sq. dr. 1,050 350–1,100 350–1,100 (non–bias) (475–1,492) (475–1,492) 2925P3 pistol 1” sq. dr. 1,050 350–1,100 350–1,100 (non–bias) (475–1,492) (475–1,492) 2925RBP1 pistol 3/4”...
  • Page 4: Declaration Of Conformity

    DECLARATION OF CONFORMITY Ingersoll–Rand, Co. (supplier’s name) 78192 Trappes Cedex France (address) declare under our sole responsibility that the product, Series 2925 and 2925RB Impactools to which this declaration relates, is in compliance with the provisions of 98/37/EC Directives. ISO8662 PNEUROP PN8NTC1 By using the following Principle Standards: (1997 →...
  • Page 5 MODEL 2925 3/4” IMPACTOOL (Dwg. TPA1580–1)
  • Page 6 PART NUMBER FOR ORDERING PART NUMBER FOR ORDERING Motor Housing Assembly ....2925–A40 Hammer Frame ......2925–703 Motor Housing .
  • Page 7: Maintenance Section

    MAINTENANCE SECTION Disassembly of the Hammer Case and Anvil Assembly Always wear eye protection when operating or performing maintenance on this tool. Before disassembling this tool, clamp the anvil drive in Always turn off the air supply and disconnect the air leather–covered or copper–covered vise jaws with the supply hose before installing, removing or adjusting any Backcap (14) pointing upward.
  • Page 8 MAINTENANCE SECTION 4. Remove the Hammer Case and impact mechanism assembly from the vise. Remove the Hammer Frame Washer (30) from the rear of the Hammer Frame and If you continue to rotate the Anvil, it will cam the set it aside on a clean bench. Hammers out of engagement.
  • Page 9 MAINTENANCE SECTION Disassembly of the Throttle Mechanism Unscrew and remove the Air Inlet Bushing (7). Remove the Screen (6), Throttle Valve Spring (5) and Throttle Valve (4). If the Throttle Valve Seat (2) requires replacement, insert a hooked tool through the center of the Valve Seat.
  • Page 10 MAINTENANCE SECTION Slide the Cylinder over the the Rotor and Vanes making sure that the Rear Cylinder Dowel enters the notch in the in the outside diameter of the Rear End Plate. For 2925RB Assemble Cylinder with exhaust ports to the LEFT of top dead center (11 o’clock position).
  • Page 11 MAINTENANCE SECTION The Reverse Valve must be installed and indexed with the bushing as directed in Step 2 and Dwg. TPD1913. Failure to do so will cause improper operation of the Reverse Valve. 3. Insert the Reverse Lever (16) through the rear of the TOP HAMMER HALF–ROUND NOTCH ON RIGHT Backcap (14).
  • Page 12 MAINTENANCE SECTION Slide the Retaining Sleeve (41), Retaining Sleeve Assembly of the Square Drive Anvil and Spline Spring (44), Thrust Ring (43), and front Thrust Ring Drive Anvil Lock (42) onto the Anvil. 1. Place the Hammer Frame Washer (30), hub side first, 10.
  • Page 13 MAINTENANCE SECTION Set the fully assembled Motor Housing over the Place the Backcap (14) over the back of the Housing opening in the Hammer Case. Insert the spline drive of making sure that the Reverse Valve Lever (16) is in the the Rotor into the splined hole of the impact full–forward (clockwise) position with the lugs in the mechanism.
  • Page 14: Troubleshooting Guide

    MAINTENANCE SECTION TROUBLESHOOTING GUIDE Trouble Probable Cause Solution Low power Dirty Inlet Bushing or Air Strain- Using a suitable cleaning solution, in a well venti- er Screen and/or Exhaust Silencer lated area, clean Air Strainer Screen, Inlet Bushing and Exhaust Silencer. Worn or broken Vanes Replace the complete set of Vanes.

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2925rb series

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