Detroit Diesel — Remove Accessory Drive (Belt-Driven)
Repair & overhaul
From a Detroit Diesel service manual — check it applies to your exact model before use.
Procedure
- Remove external piping or connections to accessory.
- Loosen accessory and slide toward drive pulley.
- Remove drive belt and accessory.
- Remove bolt and washer or nut retaining pulley.
- Use gear puller to remove pulley; remove Woodruff key.
- Remove five bolts and lock washers attaching drive retainer assembly; remove retainer assembly.
- Remove accessory drive shaft, drive plate and spacer or drive hub.
- Remove snap ring and ball bearing from retainer assembly.
Tools required
- gear puller Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Detroit Diesel 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.