Lincoln Aviator 2020-2025 Service Manual / Electrical / Climate Control System / Supplemental Climate Control / Removal and Installation - Rear Heater Core Shutoff Valve (RHSOV)

Lincoln Aviator: Supplemental Climate Control / Removal and Installation - Rear Heater Core Shutoff Valve (RHSOV)

Special Tool(s) / General Equipment

Hose Clamp(s)
Hose Clamp Remover/Installer

Removal

NOTE: Removal steps in this procedure may contain installation details.

  1. Drain the cooling system.
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).
  1. Release the clamps and position aside the coolant lines.
    Use the General Equipment: Hose Clamp(s)
    Use the General Equipment: Hose Clamp Remover/Installer
    • Disconnect the electrical connector.
    • Remove the retainer and the RHSOV.
      Torque: 80 lb.in (9 Nm)

Installation

  1. To install, reverse the removal procedure.
  1. Fill and bleed the cooling system.
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).

    Removal and Installation - Rear Evaporator Shutoff Valve

    Removal NOTE: The rear evaporator shutoff valve is available only as part of the rear evaporator. Remove the rear evaporator. Refer to: Rear Evaporator (412-02A Rear Climate Control, Removal and Installation)...

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    WARNING: Do not adjust the steering wheel when your vehicle is moving.

    Note: Make sure that you are sitting in the correct position.

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