Section 03-03: Engine Cooling
1996 F-150, F-250, F-350, F-Super Duty, Bronco Vehicles and F-250, F-350 and F-Super Duty Vehicles with 7.3L Diesel Engines Workshop Manual
REMOVAL AND INSTALLATION

Block Heater

 

Removal and Installation

  1. Drain the cooling system. Refer to the Cooling System Draining, Filling and Bleeding in the Cleaning and Inspection portion of this section.

  1. Remove block heater (6A051). Note the position that the element is pointed (e.g. 12:00, 6:00, etc.)

  1. Clean the inside diameter of the core plug hole machined surface and hole entrance. Remove any burrs at the hole entrance to avoid damage to the O-ring.

  1. Cover rubber O-ring and core opening with a liberal coating of chassis grease (C1AZ-19590-B, C, D, E or equivalent.

  1. Insert block heater in core plug hole in the same position as it was removed.

  1. Tighten screw in normal clockwise direction. Torque to 1.6-1.8 Nm (14-16 lb-in).

  1. Refill cooling system. Refer to Cooling System, Draining, Filling and Bleeding in the Cleaning and Inspection portion of this section.





 

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