OKAY, your furnace is 25 years old, it’s inefficient and undersized. You get on the phone and phone around and determine that a new furnace does not really cost that a lot. It’s the installment labour that runs up the cost! So, you think you’ll simply change out the furnace yourself and keep a bundle? Sounds pretty good on the surface? Why Not? Well, here’s reasons why not.
Furnace and air conditioning specialists have a lot of training. They know how to do the job properly and they recognize the incorrect ways to do the AC repair job, they own the instruments for correct installment and tests and they’ve been trained in how to get the job done safely and effectively. This is certainly a situation where what you don’t know can harm you.
Air conditioning units need to be installed by certified technicians. The coolant that is pumped through the system is captured and saved. Discharging this coolant into the atmosphere results in environmental degradation. You need to be trained and licensed to deal with the coolant associateded with AC replacement, maintenance or installation.
A fundamental part of the job is determining which new system should be installed. An experienced HVAC professional can counsel you on what system is most effective for your house and your circumstance. Brand, model, sizing and efficiency are each critical factors in selecting an HVAC system.
The routine for replacing a furnace is, approximately, as follows. The gas lines, plumbing, refrigerant lines and electrical are detached, capped and secured, as needed. The ductwork is disconnected from the old unit. The old central heater is taken out. Removing a heating system from a heater closet is oftentimes more difficult than expected. The installer will carry the old unit away, and most likely recycle it. The furnace area is then cleaned and readied to receive the new unit.
Before installation of the new unit, the ductwork will likely need to be customized to fit. When the new unit is in place, and the ductwork, the plumbing, wiring and gas and refrigerant lines are all properly connected, the gas lines and the HVAC unit is tested. The technician will also run the furnace and check for carbon monoxide, a hazardous combustion byproduct that can pass into the heated air if the system is damaged or the setup is performed incorrectly. The thermostat may also need to be upgraded, programmed and checked.
So, all in all, the replacement of a furnace is a complicated job. It needs specialized tools, parts, training and expertise. It’s a project most effectively delegated to the pros who know exactly what they are doing. Give your professional HVAC compny a phone call. He will perform a good job and save you money and grief in the long run. He are so proficient, he will make it look simple. You might think, I could have done that! But, you made the right choice leaving the task to a pro.