3512 and 3516 EUI Engines and 784B, 785B, 789B and 793B Off-Highway Truck/Tractors Caterpillar

Fuel Injector Mechanism

Usage:

793B 1HL

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Illustration 1	g00847684

(1) Locknut

Torque ... 70 ± 15 N·m (50 ± 11 lb ft)

(2) Rocker arm shaft

Diameter ... 37.084 ± 0.013 mm (1.4600 ± 0.0005 inch)

Bore in bearing for rocker arm shaft ... 37.140 ± 0.015 mm (1.4622 ± 0.0006 inch)

(3) Guide springs

Guide springs must not be used again. Always install new guide springs.

(4) Lifter

Diameter ... 29.900 ± 0.010 mm (1.1772 ± 0.0004 inch)

Bore in head for lifter assembly ... 30.000 ± 0.025 mm (1.1811 ± 0.0010 inch)

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