lincoln Workshop Repair Guides

Lincoln Workshop Service and Repair Manuals

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Heater Control Valve|Service Precautions|Page 3691 > < Heater Control Valve|Service Precautions

Aviator AWD V8-4.6L DOHC VIN H (2003)

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Heater Control Valve: Description and Operation

HEATER CONTROL VALVE

The heater control valve is actuated by the heater control valve vacuum control circuit. When the heater control valve is closed (full vacuum), coolant
flow through the front heater core is shut off and A/C cooling efficiency is increased.

Heater Control Valve|Service Precautions|Page 3691 > < Heater Control Valve|Service Precautions