Ingersoll Rand — Disassembly of the Throttle — 2902SB
Repair & overhaul
From a Ingersoll Rand service manual — check it applies to your exact model before use.
Before you start
- The Detent Ball (27) and Detent Spring (26) will come loose when the Power Regulator Assembly (23) is removed from the Swivel Inlet Body.
Procedure
- Using a punch, carefully drive the Throttle Lever Pin (17) from the Motor Housing and remove the Throttle Lever (16).
- Hold the Motor Housing firmly in a vise, taking care not to distort the motor bore. Using a wrench on the machined flats and turning counterclockwise, remove the Swivel Inlet Body (20).
- Remove the Swivel Inlet Assembly (21), Seals (22), and Inlet Assembly Spacer (19) from the Swivel Inlet Body.
- Push the Regulator Retainer (25) through the Swivel Inlet Body and remove the Power Regulator Assembly, Detent Ball, and Detent Spring.
- Withdraw the Throttle Valve Spring (15) and Throttle Valve (13). Remove the Throttle Valve Face (14) from the Throttle Valve.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.