Ingersoll Rand — Assembly of the Quick-Change Anvil

Repair & overhaul

From a Ingersoll Rand service manual — check it applies to your exact model before use.

Procedure

1. Place the Hammer Frame Washer (33), hub side first, over the hub of the Rotor and against the Front Rotor Bearing.
2. Set the assembled impact mechanism down over the splined hub of the Rotor.
3. Position the new Hammer Case Gasket (37) on Housing.
4. Work approximately 12 to 15 cc of Ingersoll Rand No. 170 Grease into the impact mechanism.
5. Smear a thin film of No. 170 Grease on the Hammer Case Bushing (38) and place the Hammer Case (39) over the Anvil.
6. Install the Backcap Bolts (14) and tighten them to 10 to 12 ft-lb (13 to 16 Nm) torque.
7. Reinstall the rear Thrust Ring Lock (44) on the Quick Change Anvil.
8. Place a dab of grease into the hole in the Quick Change Anvil (42) to hold the Retaining Ball (47).
9. Slide the Retaining Sleeve (43), Retaining Sleeve Spring (46), Thrust Ring (45), and front Thrust Ring Lock (44) onto the Anvil.
10. Remove the Impactool from the vise and inject 2 to 4 cc of Ingersoll Rand No. 170 Grease into the Grease Fitting (17).

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.

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