303-03 Engine Cooling 2004 F-Super Duty 250-550/Excursion
REMOVAL AND INSTALLATION Procedure revision date: 05/24/2003
Block Heater — Gasoline Engines
Material
Item Specification
Premium Long-Life Grease ESA-M1C75-B
XG-1-C or K or equivalent
Removal and Installation
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Section 100-02.
2. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding in this section.
3. Disconnect the (A) block heater wiring from the (B) block heater.
4. Remove the block heater.
1. NOTICE: Do not loosen the block heater screw more than necessary for removal.
Loosen the screw.
2. Twist and slide the block heater to release the retainer clip and remove. Discard the retainer clip.
5. NOTE: To ease installation, coat the block heater seal and the cylinder block hole with grease.
To install, reverse the removal procedure.
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