Question 1

What does HVAC stand for?

Accepted Answer

Heating, Ventilation, and Air Conditioning.

Question 2

Why is my AC not blowing cold air?

Accepted Answer

While there are multiple reasons your AC may not being blowing cool air, one of the more common reasons can be due to: low refrigerant, a dirty air filter, a circuit breaker can be off, clogged drain line, or simply the system is turned off.

Question 3

When should I have maintenance on my unit?

Accepted Answer

You should service your unit in both spring and fall.

Question 4

Why do I need maintenance on my HVAC system twice a year?

Accepted Answer

HVAC systems are comprised of several parts, some of which, for example the filters, coils and fins, require regular maintenance each year to keep the system functioning effectively and efficiently. Neglecting your HVAC system can cause poor performance and increased energy usage, which can directly impact your monthly bill.

https://www.energy.gov/energysaver/maintaining-your-air-conditioner

Question 5

How often should I change my filters?

Accepted Answer

If you have a 1" filter, you should change it every 30 days. 
If you have a 4" filter, you should change it every 3-6 months depending on the environment. People with pets and young children may need to change the filters more frequently.

Question 6

What Filter types are offered?

Accepted Answer

We offer Honeywell and April Aire filters.

Question 7

What temperature should I keep my thermostat on?

Accepted Answer

You can leave your thermostat on whatever is most comfortable for you, if it can't keep you comfortable please call us.

Question 8

Do I need a smart thermostat?

Accepted Answer

Yes. We recommend smart thermostats as they are more energy efficient and will save you money.

Question 9

What size system do I need?

Accepted Answer

We do extensive testing and manual heat loads, per manual J requirements, to properly size a system. The manual J calculations is the most precise measurement available because it considers factors like: square footage, climate zone, ductwork, number and style of windows,
natural shade or sunlight, number of people using space, heat-
generating appliances.

Question 10

How efficient will my new unit be?

Accepted Answer

At least a 15 seer for heat pumps and 16 seer for gas. You'll want to look for the energy star certification. Units marked Energy star can save you up to 20% on energy bills.

Question 11

How can I improve my indoor air quality?

Accepted Answer

Upgrade air filtration, seal airlock systems, clean your system, in some cases UV lights will keep coils and blowers clean. Replace filters, and an
increasingly popular choice is adding air purifiers.

Or simply call Blue Collar HVAC and we'll get you all fixed up!

Question 12

How often should I have my ducts cleaned?

Accepted Answer

According to EPA you should have your duct cleaned every 3-5 years.

Question 13

Why do my lights flicker when my Ac unit comes on?

Accepted Answer

It is drawing too much amperage, or may have loose ground at the
breaker box. It should be checked out by a professional.

Question 14

Does my house need surge protection?

Accepted Answer

Yes, every house should have surge protection.

Question 15

Should I power down my unit when leaving on vacation?

Accepted Answer

No. You can raise the thermostat a few degrees higher, but never
power down your unit unless you are opening all windows. Turning it off and on, uses more Energy, spoils food in pantries, and causes other heat generated appliances to overwork.

Question 16

What is the difference between HRV and ERV?

Accepted Answer

HRV transfers heat, and ERV transfers both heat and moisture.

Question 17

What is seer ratings?

Accepted Answer

Seer is the ratio developed when the cooling output of the system, over an average cooling season, is divided by total energy used. More simply, SEER is representative of how much energy and money the unit requires to operate effectively over a single year.

Frequently Asked Questions