A regular issue that every property owner ought to have is cleaning the flame sensor once a year. This will keep your heating system biking appropriately and warming the house.
The next most common problem is an igniter that goes bad. Every resident needs to have a backup igniter.
Furnace repair work is tough on the new high efficiency furnaces, however there are a couple things that you can repair and easily repair. The two most common issues with a furnace is a filthy flame sensor and a bad flame igniter.
If you think you need to have a professional look at your home heating system to evaluate the safety consider this. Heating repair problems are more complex than AC repair problems. The typical parts to make the heater repair cost less but the overall diagnoses is more difficult.