Furnace Repair Coquitlam: Frequently Asked Questions & Answers

Below are the top 10 furnace issues in Coquitlam. Please feel free to read on and get some great advice on repairing and fixing future furnace issues.

1. The furnace makes a loud noise
2. Frequent cycling
3. The furnace doesn’t produce enough heat
4. The furnace doesn’t produce any heat
5. Thermostat malfunctions
6. Pilot control or electric ignition problems
7. Wear and tear for furnaces
8. Dirty filters
9. Lack of maintenance

When cold weather arrives is when hundreds of customers call a Coquitlam furnace company for furnace repair to help them with their heating system. It doesn’t matter if it’s a residential or commercial setting, the same issues can effect furnaces. Understanding what the most common problems are can help you get your furnace back up and running.

The Furnace Makes a Loud Noise: Loud squeaking sounds and bangs are not normal. If you’re experiencing this issue, you might have some mechanical issues like a clogged burner or air flow restrictions.

The Blower Never Shuts Off: Blower not shutting off could be due to a limit switch, which you’ll need a furnace repair man to change to switch.

Frequent Cycling: When a furnace cycles between on-and-off modes is a good sign that a clogged filter is present, bad thermostat or air flow restrictions may be present.

The Furnace Doesn’t Produce Enough Heat: If a clogged filter doesn’t fix the heating issues it could be that your furnace is too small for the amount of space it’s trying to heat.

The Furnace Doesn’t Produce Any Heat: A furnace that doesn’t produce any heat at all could be due to the power, pilot or gas light being out, or a thermostat setting.

Thermostat Malfunctions: A furnace with a faulty thermostat can lead to issues with the comfort level and the fan inside the unit.

Pilot Control or Electric Ignition Problems: Problems with ignition and pilot controls can lead no heat at all in residential homes and commercial settings. Thermocouple issues, clogs or drafts in the device could result is a pilot light being out.

Wear and Tear: This can cause overheating, air flow, and heat control problems.

Dirty Filters: This makes the furnace work harder by having clogged or dirty air filters that restrict air flow. This can also affect the limit switch that controls the fan.

Lack of Maintenance: Lack of yearly inspections and service could lead to unexpected problems. By doing yearly service maintenance, you help the system run at optimal performance, and it greatly reduces the chances of something going wrong.

Advice and Tips for Furnace Repair

Check the Thermostat: If there’s no heat, inspect the battery level. For some thermostats, replacing the batteries could fix the problem.

Change the Air Filters: Having dirty air filters leads to all kinds of unexpected problems. Changing your filters according to the manufactures recommendations will greatly reduce the chances of something going wrong. You could also replace them once a month on your own or have a professional furnace repair specialist show how to do this.

When you notice that the furnace cycles are running too much or the blower fan won’t shut off, check your thermostat. Your fan should be on “Auto” With the on in Low, Med, or high the fun runs continuously.

If you don’t think there’s enough heat make sure the heat “Mode” is on your thermostat and make sure the setting is higher than the room temperature.

If all else fails, you may need to purchase a new furnace?

Make sure if you just bought a new thermostat that it’s compatible with the furnace, this will eliminate potential issues.

Residential Heating Tips

Power: Check the power supply and circuit breaker. If your thermostat screen is blank, the furnace stops working a fuse, or circuit breaker could be the problem. Check for a tripped breaker or a blown fuse and make sure the power to the unit is plugged in and the power cord didn’t come loose from the wall outlet.

Eliminate Drafts: If an open window or something else is preventing the pilot light to stay on, you should eliminate any drafts.

Maintenance: This is a good idea especially if you live in Coquitlam where the winters are harsh. Yearly, have a professional furnace repair man change your filters and do a routine inspection on your furnace this can eliminate a lot of potential issues. And keep you warm.

Furnace Installation: If you need to purchase a new furnace, check with a furnace repairer and determine which type of furnace will work the best for your home or commercial setting.

Pilot Control or Electric Ignition Problems: This could be due in part to faulty electrical equipment or clogged components, this is best to call a furnace repairer for your own safety.

Mechanical Issues: When it comes to mechanical wear and tear issues, it’s best to leave this to a professional. You could void your warranty if you attempt to repair it yourself.

Propane or Gas Problems: If you think there’s a problem with the gas valve or feed. Call a professional.


If you’ve exhausted all efforts to repair your furnace, then call a professional HVAC furnace repairer and have him perform an inspection. All furnace pose a risk for combustion and for your own safety, it’s always best to leave this type of work to a professional. If you live in Coquitlam and need a professional’s expert opinion, please check us out today:

Burke Mountain Plumbing and Heating – Click Here For Website
2975 Princess Crescent, Coquitlam, BC V3B 7N3
(778) 848-1456