Ingersoll Rand — Assembly of the Clutch - Auto Shut-Off
Repair & overhaul · Auto Shut-Off Clutch
From a Ingersoll Rand service manual — check it applies to your exact model before use.
Before you start
- Assemble two Balls per hole.
- Assemble Spring (109) with large diameter into spindle first.
- The Clutch Housing (91) has left-hand threads.
Procedure
- Lubricate ball grooves of Clutch Spindle (103) with the recommended lubricant.
- Install eleven Balls (105) into groove.
- Slide spindle into Bit Holder, securing Balls.
- Assemble twelve Balls (105) into Bit Holder. Then with Retaining Ring (108).
- Lubricate ball pockets of Bit Holder and install six Balls (106) into pockets, securing with Thrust Race (101).
- Lubricate Thrust Bearing (78). Assemble Thrust Bearing and Thrust Race (100) to spindle.
- Coat Plunger (102) with the recommended lubricant and assemble to spindle, securing with Balls (104).
- Secure Balls with Ball Sleeve (99).
- Assemble Spring (98) and Guide (97) to spindle, securing with Retaining Rings (96).
- Install Clutch Spring (95).
- Lubricate face of Adjustment Washer (94) and install on spindle. Thread Adjustment Nut (72) onto spindle, securing with Snap Ring (71).
- Lubricate Ball (48) of Bit Holder with the recommended lubricant.
- Assemble Springs (109) and (110) into spindle.
- Assemble clutch assembly to tool.
- Assemble Clutch Housing to tool.
Source: Ingersoll Rand service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.