If you are a homeowner, you are almost guaranteed to have to deal with hotfixes problems at some point. This article will walk you through some basic diagnostic steps to help you get a fair estimate; it is not intended as a do it yourself guide, you should not try to fix your own heating system.
There is a potential danger not only in damaging your HVAC system, but you run the risk of injury if you try to fix it yourself. For your own sake, please leave the job to the professionals!
This article is intended to familiarize you with the general warming problem. In this way, you will be better prepared to get an estimate, and you might even be able to identify dishonest contractors.
In all cases the electrical system running, the first place to check is the failure of the breaker or fuse box. If the circuit breaker or blown fuse flipped, your solution could be as simple as flipping the breaker or replace the fuse.
If that does not fix the problem; whether your breaker/fuse flipped or blown, or if the reverse or blow immediately after you close it, you at least have some information to provide to the contractor on your channel heating system.
If the problem cannot be solved at the breaker or fuse box, the next place to check is your thermostat. Sometimes friends and family will change your thermostat settings or even turn it off and forgot to tell you. If your thermostat setting is not out of the norm, then you should check your air filter.