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Part No. 49999-011
Edition 2
February 2009
CCN: 04607446
2200 Series Drill
Models 7844-E, 7845-E, 7846-E-( ), 7847-E-( ),
7848-E-( ), 7849-E-( ), 7850-E, 7851-E, 7852-E,
7853-E-( ), 7854-E and 7855-E.
Installation and Maintenance
Information
Save These Instructions

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Summary of Contents for Ingersoll-Rand 2200 Series

  • Page 1 Part No. 49999-011 Edition 2 February 2009 CCN: 04607446 2200 Series Drill Models 7844-E, 7845-E, 7846-E-( ), 7847-E-( ), 7848-E-( ), 7849-E-( ), 7850-E, 7851-E, 7852-E, 7853-E-( ), 7854-E and 7855-E. Installation and Maintenance Information Save These Instructions...
  • Page 2: Product Safety Information

    Product Safety Information Intended Use: These Air Drills are designed for drilling, honing, reaming and hole sawing. For Additional information refer to Air Drills Product Safety Information Manual Form 04580353. Manuals can be downloaded from www.irtools.com. Routine Lubrication Requirements Every 40 Hours Of Tool Operation, Flush tool with a solution of Lack of or an excessive amount of lubrication will affect the perform- ance and life of this tool.
  • Page 3: Model Identification

    Model Identification Pistol Grip Type Throttle Gearing Model Total Motor Chuck Chuck Capac- R.P.M Number Reduction Assembly Number Drive Auxiliary *7844-E 18,000 41522 40821 33907 3/8” 7845-E 4,500 41522 41771 33907 3/8” 7846-E 2,400 7.43:1 41522 41770 33907 3/8” 7846-E-EU 2,400 7.43:1 41522...
  • Page 4 Typical Cross Section of Tool Head Section Motor Section 33699 Spacer 33699 Spacer Grease 33711 Spacer 33711 Spacer 35831 Lock Nut (Used With Auxiliary Gearing Only) Grease Gearing Section Auxiliary Gearing Drive Gearing Grease Grease 04607446_ed2...
  • Page 5 Dissassembly and Assembly of Gearing Section Disassembly of Drive Gearing Assembly of Drive Gearing Note: Pack Bearings and lubricate gears and shafts with 33153 Remove Nose Housing (38379), Seal (37774) and Spacer (33697). Grasp Ring Gear in one hand and tap threaded end of spindle with Grease, or equivalent, upon assembly.
  • Page 6 Disassembly of Auxiliary Gearing Assembly of Auxiliary Gearing Grasp ring gear in one hand and tap drive end of spindle with a soft To assembly gears and bearings to spindle, reverse the procedure of face hammer; spindle and components will loosen from Ring Gear. disassembly.
  • Page 7 Disassembly and Assembly of Motor Section Disassembly Note: Assemble Bearing (33709) into End Plate with the identifica- tion markings on the bearing facing “out”. Assembly End Plate Remove Motor assembly from Housing. Using a spanner type (33710) to Rotor and secure with Sems Fastener. wrench, remove Nut (33694) and Fastener (33700).
  • Page 8 Assembling Motor to Tool Lever Lever Throttle Models: Remove Motor Housing (37082) from head. Place head in a suitable holding device with the “Motor End” in an upright position. Assemble motor assemble to head, aligning roll pin in motor with hole provided in head (0.125” diameter blind hole). Slip Motor Housing over motor and secure to head.
  • Page 9 Disassembly of Lever Head Assembly of Lever Head ● ● Remove Nut (36776), Releasing Seal (36781), Regulator (36775), Assemble O-Ring (Y325-7) to Valve Stem (36777) and Insert into Spring (32858) and Valve Stem (36777). valve opening. Assembly Spring (32858), Air Regulator (36775) and Seal (36781) into valve opening and secure with Nut (36776).
  • Page 10 Accessories Chuck No. Chuck Capacity “A” “B” Key No. 33906 1/4” 1-5/16” 1-3/4” 30209 K Dia. “A” 33907 3/8” 1-7/16 1-29/32” 30510 K 30016 3/8” 1-13/16” 2-5/16” 30016 K 30015 1/2” 1-13/16” 2-5/16” 30016 K “B” 38102 Eye Bolt Y12-108-C Nut 37086 Shoe 37087 Ring 37406 Pin...
  • Page 11: Dimensional Data

    Dimensional Data 11/16 (17 mm) Hex. 3/8 (10 mm) Approx. 15/16 (24 mm) Spindle Offset 1-1/4 (32 mm) Flats 1-3/4 (44 mm) Hex. “A” 1/4 N.P.T.F 1-11/16 (43 mm) Hex. 1-7/16 (37 mm) Flats “B” 5/8 (16 mm) Flats 7-9/16 (192 mm) Max. Single Gearing 9-3/8 (238 mm) Max.
  • Page 12 www.irtools.com © 2009 Ingersoll Rand Company...

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