Service Manual

ISB, ISBe and QSB (Common Rail [...] Accessory Drive
Section 9 - Drive Units - Group 09 Page 9-3
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WARNING
When using solvents, acids, or alkaline materials for
cleaning, follow the manufacturer's recommendations
for use. Wear goggles and protective clothing to
reduce the possibility of personal injury.
WARNING
Wear appropriate eye and face protection when using
compressed air. Flying debris and dirt can cause
personal injury.
Clean the accessory drive components with solvent.
Dry with compressed air.
Inspect the bearing for binding, seizing, and excessive
noise when spun.
Replace if any damage is found.
Measure the inside diameter of the accessory drive gear
bore.
Accessory Drive Gear Bore Inside Diameter
(Accessory Drive Adapter)
mm in
38.920 MIN 1.5323
38.945 MAX 1.5333
If out of specification, replace the accessory drive gear.
Measure the outside diameter of the accessory drive shaft
at multiple locations along the shaft.
Accessory Drive Shaft Outside Diameter (Accessory
Drive Adapter)
mm in
39.008 MIN 1.5357
39.020 MAX 1.5362
If out of specification, replace the accessory drive shaft.