768C, 769C, 769D, 772B, 773B, 773D, 776C, 777B, 777D, 784B, 785, 785B, 789, 789B, 793, 793B and 793C Off-Highway Truck/Tractors and 771C, 771D and 775D Quarry Trucks Automatic Retarder Control (ARC) System Caterpillar


Pressure Switch (Retarder)

Usage:

769C 01X



Illustration 1g00303943

(1) Torque for two screws ... 1.7 ± 0.3 N·m (15 ± 3 lb in)

(2) Final installation torque ... 22 ± 3 N·m (16 ± 2 lb ft)

Actuation pressure ... 30.0 ± 3.5 kPa (4.5 ± 0.5 psi)

Deactuation pressure ... 26.5 kPa (3.5 psi)

Contact Position ... Normally Open

Caterpillar Information System:

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