Differential Housing Cleaning and Inspection
Differential Housing Cleaning and InspectionDifferential Carrier
1. Clean the differential carrier in solvent.
2. Inspect for the following:
^ Damage to threaded bolt holes (1)
^ Broken flanges (2)
^ Restrictions within the internal oil passages
^ Damaged case or cover sealing surfaces
^ Damage to the O-ring seal grooves (3)
^ Porosity
Differential Carrier Covers
1. Clean the covers in solvent.
2. Inspect the covers for the following:
^ Damage to the O-ring seal grooves (1)
^ Damage to the axle shaft oil seal bores (2)
^ Restrictions within the internal oil passages
^ Porosity
^ Dents or damage to the exterior of the cover - rear that may create interference with the pinion shaft
Differential Carrier Seal Plate - Automatic Transmission Applications
1. Clean the carrier seal plate in solvent.
2. Inspect for the following:
^ Cracks or other damage
^ A damaged oil seal bore
^ A damaged O-ring seal groove
Drive Pinion Cleaning and Inspection
1. Clean the pinion components in solvent.
2. Inspect for the following:
^ Damage to the nut threads or locking area (1)
^ Worn or scored bearings (2)
^ The pinion housing/cage (4) for damaged bolt holes, broken flanges, restrictions within the oil passages, worn or loose bearing races and/or race bores
^ The pinion shaft (5) for damaged threads, worn splines, or worn or scored gear teeth