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Engine Mechanical (4HK1-TC) 6A-137 • Insert the gear at one push into the flange with its end side with the alignment mark “S” facing Special tool Legend 1. Alignment Mark
Inspection 1. Thrust clearance • Set a dial gauge as shown and measure the crankshaft thrust clearance. • If the thrust clearance exceeds the limit, replace the thrust bearings in a pair. Caution: 2. Main bearing clearance • Remove the crankshaft. Remove the main bearings. • Clean the crankshaft journal upper and lower bearings and upper and lower thrust bearings. • Check the bearings for damage or excessive wear. If you find damage or excessive wear in • Place the upper bearings and the crankshaft on the cylinder block. Install the crankshaft so that Caution: • Place Plastigage on the crankshaft journal as shown. Axial play of the crankshaft mm (in) Standard 0.104 – 0.205 (0.0041 – 0.0081) Limit 0.35 (0.0138) N6A6263E N6A6264E N6A6265E |