How to Troubleshoot a Mr. Heater Combustion Air Pressure Switch?

Answer Mr. Heater is a brand of portable space heaters commonly used in garages and workshops. Mr. Heater gas space heaters operate with a combustion air pressure switch that forces a measured quantity of... Read More »

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How to Troubleshoot a Jet Pump Pressure Switch?

Your jet pump's pressure switch controls the water pressure to make it low, high or just right. When problems occur, it is commonly due to incorrect line voltage, or dirty or defective switch conta... Read More »

How to Troubleshoot a 6.5 Turbo Diesel Oil Pressure Switch?

The oil pressure switch on a 6.5 diesel is a multifunction unit. When closed it provides power to the fuel transfer pump, sending a signal to either an idiot light or an oil-pressure gauge on the ... Read More »

How to Troubleshoot a Square-D Pump Pressure Switch?

Square-D pump pressure switches are used to turn water pumps on and off to maintain set ranges of pressures in water supply systems. The pressure switch contains a diaphragm that senses the pressur... Read More »

How to Troubleshoot a Water Well Pressure Pump Switch With Ants?

Well pumps maintain water pressure for buildings supplied by wells. The pressure switch has contacts that snap together for the electrical connection that turns on the water pump. Anything blocking... Read More »