Front Case Half
WARNING: This page is about a different variant/trim than selected.
- Clean the front case half in cleaning solvent and air dry.
- Remove the sealer from the case sealing surfaces.
- Inspect the case for being broken or cracked.
- Inspect the front output shaft front bearing bore (8) for the following conditions:
- Spun bearing
- Cracks
- Inspect the input shaft bearing bore (5) for the following conditions:
- Spun bearing
- Cracks
- Replace the front case half if any of the above is found.
- Inspect the sealing surfaces (1) for damage.
- Repair small scratches or nicks with a soft stone.
- Inspect the front case to transmission case mounting surface for damage.
- Inspect the case threaded bolt holes (2) for damage.
- Repair any damaged threads.
- Inspect the transmission to transfer case studs (4) for damage.
- Replace any damaged studs. Refer to Transfer Case Assemble .
- Inspect the retaining ring (3) of the annulus gear to ensure it is properly seated.
- Inspect the annulus gear (6) for the following conditions:
- Damage or wear
- Chipped gear teeth
- Debris embedded in the root of the teeth
- Replace the front case half if the annulus gear is damaged.
- Inspect the shift control lever shaft support bearing and seal (7) for the following conditions:
- Roughness
- Pitted rollers
- Seal torn or damaged
- Replace the shift control lever shaft support if it is faulty. Refer to Transfer Case Disassemble and Transfer Case Assemble .
- Inspect the location pins for being loose or missing.
- Repair or replace any damaged location pins.
- Inspect the front output shaft front bearing and the input shaft bearing for the following conditions:
- Roughness
- Brinelling
- Pitting
- Replace the bearings if any of the above conditions are found. Refer to Transfer Case Disassemble and Transfer Case Assemble .
NOTE:
Refer to Machined Surface Damage Notice
.