When facing a residential oil fired furnace that is acting up you want to get the situation under control as quickly as possible.
Oil furnace transformer problems.
Oil burner won t start or won t keep running.
The volts capacity information can be located within the furnace s features.
Some options may also use as little as 24 volts.
As a double check an ohmmeter can be used.
Oil furnace ignition repair and transformer replacement.
The following are some of the most common issues that a service contractor addresses when troubleshooting an oil furnace along with the possible cures.
Most often a low voltage transformer that is no longer functioning can cause your ignition system to fail.
By the mother earth news editors.
Low voltage transformers can be found on the zone valves or on the thermostat of your furnace.
If you can t find a sticker with the information you can find out the voltage capacity by using a voltage.
Oil burners used on oil fired heating boilers furnaces or water heaters can often be diagnosed using a visual inspection approach as well as optional simple test equipment described here.
Furnace transformer troubleshoot sequence if there is no voltage read at the output of the transformer as read by a voltmeter and power is available on the input side the transformer has failed.
Step by step checklist to to diagnose repair an oil burner that won t run or keeps stopping.
When the transformer stops working properly it can lead to problems with your furnace such as the igniter failing to start and the furnace overheating.
Heating service technicians use a special high voltage tester to check the transformer.
Furnaces of all types such as electric gas and oil furnaces will use transformers with 120 or 240 volts.
Although your oil furnace burns fossil fuel it still needs electricity to light the flame.
The nozzle compresses air and oil transporting it to the spark where it is ignited to create heat.
November 11 2013 an oil furnace works by having a high voltage ignitor create a spark next to an oil nozzle.
A problem during the heating season will bring a call from an anxious and possibly agitated customer.
Oil furnace ignitor troubleshooting posted on.
Replace the transformer in the oil furnace.