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Lennox 74W26 Directign Gas Valve 1/2" 24V

Special Price $87.85 Regular Price $101.03
In stock
SKU
74W26
The Lennox 74W26 Direct Gas Valve is an essential component for natural gas fired heating equipment such as furnaces and boilers. It is a accurate control valve that controls the flow of natural gas through a 24V electrical signal. In other words, it serves as a binary control mechanism for the flow of the gas depending on signals received from the thermostat or the control board. This valve is of 1/2 Inch and has NPT connections for proper fixing of the valve in the system. It can be used with 50Hz and 60 Hz electrical frequencies. The Direct Gas Valve allows you to achieve the most efficient and safe use of your HVAC equipment by providing a accurate measure of the amount of gas that is delivered.
Manufacturer:
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Specifications

  • Size: 1/2 Inch
  • Voltage: 24V
  • Frequency: 50/60Hz
  • Type of Gas: Natural Gas
  • Connection Type: NPT
  • Measure: Unit
  • Weight: 1.46 Lbs
Manufacturer Name: Lennox
Product Number: 74W26
OEM Part Number: 74W26
Product Description: 1/2" 24V Directign Gas Valve
Weight:1.46lbs/662.24g

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Customer Questions
What maintenance is required for the Lennox 74W26 Gas Valve?

Regular inspection of the valve and electrical connections helps prevent gas leaks and blockages. Ensure stable power supply and verify proper actuator response during operation. Always isolate gas before servicing and follow safety procedures to avoid hazards.

What are common issues with the Lennox 74W26 Gas Valve?

  • Sticking or jammed valve operation.
  • Intermittent or no gas flow.
  • Coil or solenoid failure.
  • Electrical connection faults or voltage drop.
  • Gas leakage or pressure inconsistency.
  • Overheating of actuator components.

Installation Steps

Step 1: Turn off gas supply and electrical power for safety.

Step 2: Remove old valve and clean mounting surface, inspect fittings and surrounding piping.

Step 3: Install new valve in correct flow direction, using proper sealant, hand-tighten securely.

Step 4: Connect wiring per diagram, ensure tight secure connections and proper grounding.

Step 5: Restore gas and power, check for leaks with approved solution, and test ignition operation.