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Power Tools and Industrial Lifting - Customer Technical Service
2955 Series Impact Wrench
Service Instruction
R e q u i r e d S e r v i c e T o o l s
5/16 HEX Wrench
Arbor Press
Long Thin T handle HEX
1/4 HEX Wrench
Torque Wrench
Medium Thread Locker
O-ring Lubrication
IR Grease Gun
IR #10 Oil
Grease #170
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Related Manuals for Ingersoll-Rand 2955 Series
Summary of Contents for Ingersoll-Rand 2955 Series
- Page 1 Power Tools and Industrial Lifting - Customer Technical Service 2955 Series Impact Wrench Service Instruction R e q u i r e d S e r v i c e T o o l s 5/16 HEX Wrench Arbor Press...
- Page 2 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Using a 5/16 Hex wrench break loose (4) Hammer Case Cap Screws. Remove the (4) Hammer Case Cap Screws. Use a dead hammer to dislodge the Hammer Case from tool by tapping the Anvil while holding on to the Hammer Case.
- Page 3 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Grasp the Anvil firmly. Carefully lift and pull the assembly off the Tool. Take care not to let the assembly come apart. Hammer Frame Assembly To disassemble Hammer Frame Assembly: •...
- Page 4 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Use a slim hex wrench to push (2) Hammer Pins from the Hammer Frame. Remove (2) Hammers from the Hammer Frame. Hammer Frame components 1. Hammer Frame 2. Hammers 3.
- Page 5 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Remove Hammer Case Gasket. Pinch the Exhaust Guard upward to dislodge and remove it. Remove Exhaust Silencer. Set Motor Assembly Housing upright on the bench. TL-xxxxxxxx...
- Page 6 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Set Reverse Lever to center position. This will avoid the Reverse Lock Plunger from jamming while removing the Reverse Lever Assembly. Use a 1/4” Hex wrench to loosen (4) Cap screws. Remove (4) Cap screws.
- Page 7 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Remove (2) Motor Clamp Washers. Remove Handle Gasket. From the Exhaust Outlet use the short end of the 1/4” Hex wrench to press the Reverse Valve upwards. Remove Oring. TL-xxxxxxxx...
- Page 8 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Remove Reverse Valve Assembly. Remove Reverse Lock Plunger and Spring. Holding on to the End Plate, flip Motor Housing Assembly onto its End Plate. Lift the Motor Housing Assembly off Rotor, Rear End Plate, and Rear Rotor Bearing which will remain together as unit.
- Page 9 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Remove Cylinder Dowel. Remove (6) Vanes. Remove Rotor from Rear End Plate. Motor Housing Assembly 1. Cylinder 2. Front Endplate TL-xxxxxxxx...
- Page 10 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly To remove Cylinder and Front End Plate from Motor Housing Assembly, place Motor housing facing up on workbench. Thread four 5/16” - 18 thread socket head cap screws that are at least 3”...
- Page 11 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly The End Plate may not drop completely out of the Cylinder. If Front End Plate remains in the Cylinder use a wood drift to gently tap the Front End Plate the rest of the way out. Remove Bearings from End Plate(s).
- Page 12 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Lift both Cylinder and End Plate at the same time and thump them on a wood work bench to dislodge the End Plate Bearing. End Plate Bearing will dislodge after a few thumps of the Cylinder on the work bench.
- Page 13 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Disassembly Remove Throttle Valve Seal. Remove Throttle Valve Plunger. 2955 Series Impact Wrench components TL-xxxxxxxx...
- Page 14 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly 2955 Series Impact Wrench components Valve components: 1. Straight Inlet 2. Reverse Valve Seal 3. Throttle Valve Spring 4. Throttle Valve Plunger Lubricate Throttle Valve Plunger with IR Motor #10 Oil.
- Page 15 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Lubricate Throttle Valve Assembly O-ring with o-ring lubricant. Insert Assembly with Throttle Valve Seal leading, into Handle Inlet. Insert Throttle Valve Spring, small diameter end first, into Handle. Tighten Straight Inlet to 50 - 60 ft-lb (68 - 80Nm).
- Page 16 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Use IR Motor #10 Oil to lubricate opening of the Motor Housing. 1. Air port Gasket container(s) 2. Air port Gasket(s) Insert Air Port Gasket into Air Port Container. Lubricate Air Port Gasket Container(s) with IR 105 grease.
- Page 17 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Insert Air Port Assembly into air port(s) inside Motor Housing. Installation of End Plate bearings: Pack Bearing races with grease and use aan Arbor press or equivalent to press Bearing(s) into End Plate(s). When pressing a bearing into a recess, press on the outer race.
- Page 18 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Lower both pieces together into the Cylinder opening. The pieces will support each other and make installing the items easier. Do NOT FORCE. Extremely tight tolerances. Manipulate the cylinder using small adjustments to further advance the Cylinder into Motor Housing.
- Page 19 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Press firmly downward to ensure the Cylinder is properly seated. Insert splined hub of Rotor through Cylinder and into Front End Plate. Coat each vane with a light coat of IR #10 oil. Insert Vanes into Rotor, straight edge facing out.
- Page 20 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Liberally lubricate Rotor and Vanes with IR #10 motor oil. Use a long T hex wrench to align Front End Plate Dowel Hole with Cylinder Dowel Hole and insert Front End Plate into Motor Housing.
- Page 21 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Insert Cylinder Dowel into Rear End Plate. Cylinder Dowel is properly seated when it doesn’t protrude above End Plate. Valve assembly 1. Reverse Lever 2. O-ring 3. Reverse Valve 4.
- Page 22 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Reverse Lock Plunger and Spring Assembly Install Reverse Lock Plunger and Spring Assembly. Lubricate Reverse Valve o-ring with o-ring lubricant. Orientate the Valve opening closest to the Seal towards back. Closer to Seal...
- Page 23 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Insert Reverse Valve. Use a thin blade to compress Reverse Lock Plunger Assembly. Install Reverse Lever. Install Reverse Valve Seal. TL-xxxxxx...
- Page 24 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Install Motor Clamp Washer(s). Install Handle Gasket. Fill hole through Rotor and Anvil with #170 IR grease. Fill Rotor cavity 2/3s full with #170 IR grease.
- Page 25 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Place Handle Assembly on top / over valve. Insert Screws and tighten to snug. Using an alternating tightening pattern, tighten the screws between 25 - 28 ft-lbs (34 - 38 Nm). Insert Exhaust Silencer.
- Page 26 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Install Exhaust Deflector. Add Hammer Case Gasket. Hammer Frame Assembly. 1. Hammer Frame 2. Hammers 3. Anvil 4. Hammer Pins Grease Hammer Pin(s) with #170 IR grease.
- Page 27 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Grease Hammers with #170 IR grease. Fill the lugs on the Anvil with #170 IR grease. Grease Hammer Frame with #170 IR grease. Insert bottom Hammer first using its original orientation. TL-xxxxxx...
- Page 28 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Insert top Hammer in its original orientation. Insert Anvil into Hammer Frame, rocking back and forth until seated. Insert Hammer Pins Add #170 IR grease to Rotor splines.
- Page 29 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Carefully lift Hammer Assembly up and onto Rotor shaft spline. Note: Becareful that the Hammer Pins do not slide out the bottom of the frame. Coat barrel of Hammer Case with #170 IR grease. Install Hammer Case over Hammer assembly.
- Page 30 Power Tools and Industrial Lifting - Customer Technical Service Service Steps Reassembly Using an alternating tightening pattern, tighten screws to 35 - 40 ft-lbs (47- 54 Nm). Complete 2955 Series Impact Wrench...
- Page 31 Power Tools and Industrial Lifting - Customer Technical Service Pneumatic Impact Tool diagnostic Pneumatic tool is not performing properly; performance may have degraded over time; tool may be making unusual noises. Evaluate the tool. Define the symptoms. What is not normal about the tool? 1.
- Page 32 Power Tools and Industrial Lifting - Customer Technical Service Pneumatic Impact Tool diagnostic Problem/Trouble found Probable Causes Solution Warrantable Low Power Dirty inlet bushing or air strainer and/ Using a suitable cleaning solution in a or exhaust silencer material well ventilated area, clean inlet parts Low Torque output and exhaust silencer Worn or broken vanes...
- Page 33 Power Tools and Industrial Lifting - Customer Technical Service Pneumatic Impact Tool diagnostic TL-XXXX...