How To Test Flame Sensor On Gas Furnace
How To Test Flame Sensor On Gas Furnace. This means you need to disconnect the wire from the rod, connect one multimeter lead to the rod and connect the other to the wire you removed from the rod. Watch the furnace ignite you will see spark or orange glow in front of one burner and the flame sensor should be on opposite side, but i have seen them on the next burner from the igniter.
I am troubleshooting a gas heater and all test results point to the flame sensor but i would like to bench test the flame sensor. Pull the flame sensor out of its place. The circuit board then uses the information to.
Then Unscrew The Flame Sensor From The Burner Housing With A Phillips Screwdriver.
Pull the flame sensor out of its place. Watch a pinnacle career institute student demonstrate how to test a flame sensor in a furnace. If the flame sensor cannot sense the flame at the end of the second test, the furnace may be permanently shut down and you will be required to clean the flame sensor to restore the system.
If The Reading Is Below 5.0 Microamps, You Have A Bad Flame Sensor.
Its sole purpose is to determine whether there’s a flame on the burner and communicate the feedback to the circuit board. Once removed, the flame sensor should be immediately visible, mounted to the outside of the burner. In most cases, one is on one side of the burner compartment while the other is on the opposite side of the burner compartment.
Checking The Flame Sensor Isn’t Complicated, And You Only Need A Good Light And A Multimeter.
The circuit board then uses the information to. The sensor is usually located on left side but on some furnaces it may be on the right side. Precisely following, the next steps will help you test the flame sensor the proper way too.
Unplug The Furnace Or Switch Off The Power At The Breaker.
How to test a furnace flame sensor. Cleaning the flame sensor | gas furnace number 1 problem flame sensor. Once a licensed technician arrives at your house, they will follow a set of steps to test the flame sensor in your system.
A Good Flame Sensor That Is Functioning As It Should Will Shut Down The Gas Valve When It Does Not Sense A Flame When The Furnace Should Be Firing.
To get started, locate the flame sensor by following the steps in the “where is the flame sensor on the furnace” section. The furnace flame sensor is a safety device found in all gas furnaces. First find the flame sensor.
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