Ingersoll-Rand 8515-A, 8521-A, 8506-A, 8509-A manual Gearing Section, Drive Gearing, Gearing Assembly

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GEARING SECTION

DRIVE GEARING

DISASSEMBLY

a.Remove spindle and components from ring gear.

b.To remove gears from spindle, remove bearing, spacer and shafts.

ASSEMBLY

NOTE: Pack bearings and lubricate gears liberally with ARO 33153 grease upon assembly. Gearing assembly should contain

32325 BEARING

39325 RING GEAR

approximately 1/8 oz. (3.5 g) of grease.

a.Assemble spacer (33691 or 33693) and gears to spindle and secure with shafts, aligning notch in shafts with spacer. NOTE: Shafts (33686) contain fifteen (15) loose needle bear- ings (33458) per shaft.

b.Assemble spacer (37676), where applicable, and bearings to spindle and assemble to ring gear.

36324 GEARING ASSEMBLY

5.5:1

36326 SPINDLE

32325 BEARING

32325 BEARING

36325 RING GEAR

37676 SPACER

36327 GEARING ASSEMBLY

3.4:1

33691 SPACER

(9 INTERIOR - 17 EXTERIOR TEETH)

32325 BEARING

36325 RING GEAR

-

36329 GEARING ASSEMBLY

 

6.8:1

36330 SPINDLE

32325 BEARING

6

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Contents OPERATOR’S Manual Series QRT ScrewdriversFailuretoobservethefollowingwarningscouldresultin Injury Recommended Lubricants Routine Lubrication RequirementsAIR Supply Requirements Typical Cross Section of Tool Disassembly and Assembly of ToolsModel Identification Disassembly Adjustable ClutchClutch Adjustment Torqmatic Clutch AssemblyDrive Section Page Drive Gearing Gearing AssemblyGearing Section Auxiliary Gearing Motor Assembly Motor SectionReversible Housing and Valve Assembly Standard Models Head SectionQTY Service KIT noTrouble Shooting Accessories Piped Exhaust System AssemblyStandard Length for 1/4 HEX Bits Housing and Adapter AssembliesFinders Bits and BIT Holders Bell Mouth Extension Finder for 1/4 HEX BitsHEX Drive Bits Extension Bladed Bits For Slotted Screws Phillips BitsReed & Prince Bits Bits Extended BIT with Integral Finder for Slotted ScrewsSocket Head Drivers Magnetic BIT HolderSquare Drive Adapters HEX Ball Lock Adapter