High Pressure Switch Furnace

Also the fittings that the tubing fit into should be clear.

High pressure switch furnace.

Inspect the pressure switch hose. It should be clear. The inducer is the large object in the center of the photo. Next take off one of the power hoses and blow on it.

9371do hs 0031 coleman oem furnace replacement air pressure switch. Free shipping on your first order shipped by amazon. If there is no disconnect. First turn the power of the furnace off.

It shuts the furnace down if it senses negative pressure created by the draft inducer motor. More buying choices 9 25 5 new offers. Explanation of a how air pressure switches operate in gas furnaces and water heaters. Now use the ohmmeter to check whether the pressure switch is functioning properly.

Get it as soon as thu sep 17. Newer high efficiency furnaces have pressure switches like the one shown in the photo below. The pressure switch is an indicator of pressure problems in the furnace. Find furnaces furnace accessories at lowe s today.

The pressure switch is the small cylindrical object near the lower right in the photo. 4 8 out of 5 stars 53. Oem upgraded replacement for goodman furnace vent air pressure switch b13701 26 by goodman. Onetrip parts furnace pressure switch high temp tubing 3 16 i d.

Check for obstructions in the hose. Get it as soon as fri sep 18. This protects your home from dangerous backdrafting which is when exhaust fumes are reintroduced into the system. Check the tubing from the inducer.

Free shipping on your first order shipped by amazon. There are two electrical connections to this pressure switch. Other problems that could cause the pressure switch to not open are a dirty blower wheel on the inducer. X 18 replaces rheem ruud weatherking 79 21491 83.

Turn off the power. Suck on the power hose and then check the switch again using the ohmmeter. A furnace pressure switch is an automatic safety feature located near the motor.