Name: Pressure Switch
Brand: Lennox
SKU: i3441309
Price: 93.33 USD
Availability: OutOfStock

Pilot

Monitor temps with this genuine OEM thermocouple, part number 100108268, made for select Maytag, Kenmore, AO Smith, or Honeywell Water Heater.

Thermocouple

Gas Valve Assembly

Heating Element

Thermostat

Aluminum anode rod 3/4" NPT X 3" X 39-1/8

Anode Rod

Resetable thermal switch, 290 degrees, red

Thermoprotector

Cook efficiently with this replacement gas burner, part number S1-02920482000, built for select York, Coleman, or Luxaire Furnace or Packaged Unit/RTU.

Gas Burner

The Frigidaire Oven Burner Igniter 5303935066 is a high-quality replacement part that ignites the gas to light the oven burner. It includes 2 ceramic wire connectors and replaces multiple part numbers

Igniter

Dryer high-limit thermostat, L250-80, with terminal extension arm. This thermostat should be closed for continuity at room temperature and opens at around 250 degrees Fahrenheit. If the dryer won't heat, the high-limit thermostat might be defective.

High Limit Thermostat

image

Water heater not heating

The pressure switch closes when the proper airflow is achieved, signaling the control board to continue the ignition process. If the pressure switch is defective, the ignition process will stall, and the water heater will not heat. 

Water heater not lighting

The pressure switch closes when the proper airflow is achieved, signaling the control board to continue the ignition process. If the pressure switch is defective, the ignition process will stall, and the water heater will not light.

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Lennox

Pressure Switch

Switch

Electric water heater won't heat? This video provides information on how to troubleshoot an electric water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Heating Element Thermostat Dip Tube The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Electric Water Heater Not Heating? — Electric Water Heater Troubleshooting

Gas water heater won't heat? This video provides information on how to troubleshoot a gas water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Thermocouple Pilot Gas Valve Thermostat Draft Inducer Heating Element Pressure Switch The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Gas Water Heater Not Heating? — Gas Water Heater Troubleshooting

Gas water heater pilot not lighting? This video provides information on how to troubleshoot a gas water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Thermocouple Pilot Gas Valve Thermostat Draft Inducer Heating Element Pressure Switch The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Gas Water Heater Pilot Not Lighting? — Gas Water Heater Troubleshooting

Electric water heater won't heat? This video provides information on how to troubleshoot an electric water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Heating Element Thermostat The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Electric Water Heater Too Hot? — Electric Water Heater Troubleshooting

Electric water heater leaking? This video provides information on how to troubleshoot an electric water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Temperature and Pressure Relief Valve Drain Valve The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Electric Water Heater Leaking? — Electric Water Heater Troubleshooting

Gas water heater leaking? This video provides information on how to troubleshoot a gas water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Temperature and Pressure Relief Valve Drain Valve The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Gas Water Heater Leaking? — Gas Water Heater Troubleshooting

Pressure-Switch

Lennox 77P67 Water Heater Pressure Switch | Repair Clinic

Lennox Water Heater Pressure Switch 77P67

This part 77P67 is compatible with:

Related Articles & Videos

Pressure Switch Customer Reviews

Common Problems Fixed by the Pressure Switch

Water heater not lighting

Water heater not heating

About the Pressure Switch

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