Transfer Case Cleaning and Inspection
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Transfer Case Cleaning and Inspection
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1.
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Note
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The bearings, shafts, gears, and housings are not serviceable components. If damage to any of those components is present, the transfer case must be replaced as an assembly.
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Clean the front case half in cleaning solvent and air dry.
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2.
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Inspect the housing for the following:
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Damage to threaded bolt holes (1 and 2)
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Damaged sealing surfaces (3)
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Bearing races (5) with wear or pitting
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1.
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Note
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The bearings, shafts, gears, and housings are not serviceable components. If damage to any of those components is present, the transfer case must be replaced as an assembly
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Clean the rear case half in cleaning solvent and air dry.
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Damages sealing surfaces (1)
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Damage to threaded bolt holes (2)
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Bearing races (3) with wear or pitting
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1.
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Note
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The bearings, shafts, gears, and housings are not serviceable components. If damage to any of those components is present, the transfer case must be replaced as an assembly
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Clean the input shaft in cleaning solvent.
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2.
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Inspect the input shaft splines (1) for excessive wear or damage.
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3.
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Inspect the input shaft seal surfaces (2 and 5) for excessive grooves, rust, pitting or other damage.
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4.
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Inspect the input shaft gear teeth (4) for excessive wear or damage.
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Idler Gear and Idler Shaft
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1.
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Note
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The bearings, shafts, gears, and housings are not serviceable components. If damage to any of those components is present, the transfer case must be replaced as an assembly
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Clean the idler shaft in cleaning solvent.
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2.
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Inspect the idler shaft seal surfaces (8) for excessive grooves, rust, pitting or other damage. - RPO MH4
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3.
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Inspect the sealing surfaces of the idler gear shaft (5) for excessive grooves, rust, pitting or other damage. - RPO MXE
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4.
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Inspect the idler shaft gear teeth (3 and 4) for excessive wear or damage
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5.
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Inspect the bearings (2 and 6) for pitting, wear or other damage.
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