mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

High Pressure Safety Valve HVAC > < A/C - Heater Core Electrolysis/Leakage|Page 9221
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Heater Hose: Service and Repair

Removal

1. Partially drain cooling system.
2. Disconnect heater water hoses. 

Installation

1. Apply cooling system fluid E2FZ-19549-AA or equivalent meeting Ford specifications ESE-M97B44-A to the inside of the heater water hoses.
2. Install new heater water hoses and hose clamps.
3. Fill cooling system.

High Pressure Safety Valve HVAC > < A/C - Heater Core Electrolysis/Leakage|Page 9221