HomeHVAC > Temperature Controls and Related ComponentsFour Seasons 84706 HVAC Heater Control Valve
Part #: 84706

Four Seasons 84706 HVAC Heater Control Valve

Shut-off Valve
⚙️ 9 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Shut-off Valve
🚗Fitment: Dodge and Ford, D100 Pickup, D200 Pickup, D300 Pickup, W100 Pickup, W200 Pickup, W300 Pickup, A100 Truck, F-100, F-250, and F-350
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Overview of Four Seasons Shut-off Valve 84706

The Four Seasons Shut-off Valve 84706 is a steel HVAC heater control valve designed for manual operation. Engineered for Ford F-100, F-250, and F-350 models, this valve provides reliable temperature control by regulating heater core flow. Its precise dimensions and durable construction ensure compatibility and long-lasting performance in your vehicle's HVAC system.

  • Constructed from durable steel for strength and longevity
  • Manual shut-off valve type for precise heater control
  • Designed for 5/8 inch hose connections (inlet and outlet)
  • Exact fit for Ford F-100, F-250, and F-350 models
  • Part number 84706 for easy identification and replacement

Detailed Product Description and Specifications

This HVAC heater control valve from Four Seasons features a manual operation style, allowing drivers to control the heater flow effectively. The valve's inlet and outlet diameters are both 5/8 inch (15.875 mm), matching standard heater hose sizes for straightforward installation. The overall depth measures 2.5 inches (63.5 mm), with inlet and outlet lengths designed to fit securely within the HVAC system. The valve is constructed from steel, providing resistance to wear and corrosion in demanding automotive environments.

The Four Seasons Shut-off Valve 84706 is part of the Shut-off Valve product line, which focuses on providing reliable manual valves for HVAC temperature control. This line is known for precise fitment and durable materials, ensuring consistent heater performance and ease of maintenance for Ford trucks.

Applications and Common Issues Addressed

  • Restores proper heater core flow control in Ford F-100, F-250, and F-350 HVAC systems
  • Eliminates heater valve leaks that cause coolant loss or reduced heating efficiency
  • Resolves manual valve operation failures that prevent temperature adjustment
  • Prevents overheating or insufficient cabin heat due to faulty valve operation
  • Replaces worn or corroded valves to maintain HVAC system integrity

Installation Notes and Tips

  • Ensure compatibility with Ford F-100, F-250, and F-350 models before installation
  • Use 5/8 inch heater hoses to match inlet and outlet diameters for a secure fit
  • Inspect surrounding heater hoses and fittings for wear during replacement
  • Manual operation requires accessible valve placement for driver control
  • Follow vehicle manufacturer guidelines for HVAC system servicing

Quality Assurance and Warranty

Four Seasons manufactures the Shut-off Valve 84706 with high-quality steel materials to meet OEM standards. The valve undergoes rigorous testing to ensure durability and reliable manual operation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Refer to Four Seasons documentation for exact warranty terms.

BrandFour Seasons
Part Number84706
PositionShut-off Valve
Center B Width IN2.750
Center B Width MM69.850
Center Width IN2.500
Center Width MM63.500
DescriptionHeater Fittings
Inlet B Length IN1.000
Inlet B Length MM25.400
Inlet Dia. Fraction5/8
Inlet Dia. IN0.625
Inlet Dia. MM15.875
Inlet Length IN0.875
Inlet Length MM22.225
MaterialSteel
Opening B IN0.625
Opening B MM15.875
Opening IN0.625
Opening MM15.875
Operation TypeManual
Outlet C Length IN0.875
Outlet C Length MM22.225
Outlet D Length IN1.000
Outlet D Length MM25.400
Outlet Length IN0.625
Outlet Length MM15.875
Overall Depth IN2.500
Overall Depth MM63.500
Printed Foot Note5/8 in. Hose to 5/8 in. Hose; inline in.T in. Handle
StyleManual
TypeShut-off Valve

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
1967FordF-100N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1967FordF-250N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1967FordF-350N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1966FordF-100N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1966FordF-250N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1966FordF-350N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1965FordF-100N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1965FordF-250N/Aw/ Fresh Air Economy Htr; Shut-off Valve
1965FordF-350N/Aw/ Fresh Air Economy Htr; Shut-off Valve

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

050005810305011184706V1452515157155377155837173908C119193775200036205002227483241100324552461032550030500313260731600053240204379RD5519204601414545595757025702146601414718470672R550077795080360582112448470688917646931100AM89617C5TZ18495ACWK803605E806002H500H965HV1006HV1006CHV32930MA1280WV103YG130ZGG14525

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.