Blower Door Safety Switch Malfunction

I don t know your situation but if there are inquisitive children around or a good samaritan comes to help you on it you have defeated a safety device which could leave you open you to more headaches than a ten dollar switch.

Blower door safety switch malfunction.

The blower door switch kills power to the furnace when the blower door is removed. 1 888 757 4774 in the u s. The door must be in place for the switch to be activated and for the furnace to operate. Prep the blower door.

The blower door safety switch is a simple plunger that when opened cuts the power to your gas fired furnace. Your hvac system comes with a variety of safety devices and they are all there to increase personal safety. And all these are for safety. Many folks use duct tape to keep the switch closed.

Since the controls and blower are in that compartment it is impossible to work on the electrical controls with the blower door removed if you do not jump out or physically disable the door switch. Look to the right and you can see what they look like. The door switch is designed mainly as a safety device. There is the flame roll out sensor the flame sensor not the same thing a limit switch and a serviceman s switch.

Often the same oem interlock door switch will fit bryant carrier and payne equipment using 115. Another is the blower door safety switch. Depending on the age of your furnace you probably have one of these. Wire the safety switch.

Many air handlers of more than one manufacturer may accept the same air handler door switch. When a furnace blower door safety switch is taped.