plymouth Workshop Repair Guides

Plymouth Workshop Service and Repair Manuals

Core Plug <--> [Expansion/Freeze Plug] > < Engine Block Heater|Description and Operation|Page 1364
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Engine Block Heater: Service and Repair

REMOVAL 

1. Drain coolant from radiator and cylinder block. 
2. Detach power cord plug from heater.
3. Loosen screw in center of heater. Remove heater assembly.

INSTALLATION 

1. Thoroughly clean core hole and heater seat.
2. Insert heater assembly with element loop positioned upward.
3. With heater seated, tighten center screw securely to assure a positive seal.
4. Fill cooling system with coolant to the proper level, vent air, and inspect for leaks. Pressurize system with Radiator Pressure Tool before looking

for leaks.

Core Plug <--> [Expansion/Freeze Plug] > < Engine Block Heater|Description and Operation|Page 1364