Common questions
Frequently asked
questions.
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What should I check before calling about a heating or cooling problem?
Confirm the thermostat has power and sits in the right mode, look for a tripped breaker or a switched-off service switch, and check whether the filter is clogged. If all three look normal, the problem needs a technician.
How long do furnaces, air conditioners, and boilers usually last?
Central air conditioners and heat pumps commonly last 10 to 15 years, furnaces 15 to 20, and well-kept boilers often 20 years or more. Maverick Ambitions HVAC helps owners in Newark, NJ judge remaining life during routine visits.
What indoor humidity level is healthiest for a home?
The EPA recommends keeping indoor relative humidity between 30% and 50%. Lower levels dry out skin and woodwork during winter, while higher levels encourage mold, dust mites, and that clammy feeling on humid summer days.
Should I cover my outdoor AC unit during the winter?
A breathable cover over the top panel keeps ice and falling debris out, but fully wrapping the unit traps moisture and invites rodents. Heat pumps should stay uncovered, because they keep running and heating all winter long.
How do I know if my boiler needs to be replaced instead of repaired?
Frequent repairs, rusty water, leaks from the boiler body, rising fuel bills, and a unit older than 20 years all point toward replacement. A cracked heat exchanger or section usually settles it, and we explain both options.
Why is my steam boiler flooding and causing banging pipes?
A stuck automatic water feeder or leaking feed valve can overfill a steam boiler, pushing water into the mains. That causes banging and wet steam instead of heat. We drain to the correct waterline and repair the feeder.
Can a heat pump heat my Newark, NJ home through the winter?
Cold climate heat pumps can, when sized for winter load and paired with properly staged backup heat. We run a room by room load calculation first, so you know what to expect on the coldest nights.
What does it cost to replace a rooftop unit, and will you need a crane?
Cost depends on tonnage, efficiency, curb adapters, and electrical updates. Most rooftop swaps need a crane, and we handle booking, permits, and scheduling so the lift happens during closed hours with minimal disruption.
How fast can you restore a walk-in cooler that has stopped cooling?
Speed depends on the failed part, but we diagnose with gauges and meters on arrival and carry common components on the truck. Perishable food above 40°F for 4 hours should be discarded, so every minute matters.
Why does my air conditioner keep freezing up?
Ice on the coil or refrigerant lines usually means restricted airflow from a dirty filter or blower wheel, or a low charge caused by a leak. Turn the system off to thaw it, then have us find the cause.
Do I need a Manual J load calculation before a new HVAC installation?
Yes. Residential code calls for equipment sized through approved load methods, not the old unit’s tonnage. A Manual J calculation prevents short cycling, humidity problems, and wasted energy, and it is included in our free estimate.
What boiler efficiency rating should I choose for my radiators?
New gas fired hot water boilers must reach at least 84% AFUE, and condensing models often exceed 90%. Condensing units pay off most when your radiators can run on lower water temperatures, which we check during the survey.
How often should a restaurant have its ice machine descaled and sanitized?
Most manufacturers call for descaling and sanitizing at least every 6 months, and more often in hot kitchens or hard water areas. We clean evaporators, water troughs, and bins, then log the visit for inspectors.
Can you install a makeup air unit for my commercial kitchen exhaust hood?
Yes. Mechanical code requires makeup air to replace what exhaust hoods remove. We install tempered makeup air units interlocked with the hood, which keeps doors easy to open, flames steady, and kitchen odors out of the dining room.

