Heating & Cooling First
HVAC Service & Repair in Philadelphia
PJ MAC HVAC Service & Repair is a full-service HVAC contractor โ 24-hour AC and heating repair, installation and maintenance come first, backed by NADCA-standard air duct and dryer vent cleaning.



Calling for HVAC service is easier when you know what to expect. PJ MAC HVAC Service & Repair provides 24-hour AC and heating repair throughout Hawthorn, PA from our Philadelphia office, and every visit follows the same clear path: diagnose first, explain plainly, then fix. Call (610) 424-6277 and we will walk you through it from the first question to the working system, with no guesswork and no surprises along the way.
Step One: Diagnosis Before Repair
When a technician arrives at your Hawthorn home, the work starts with finding the real cause rather than reaching for the obvious part. We check refrigerant levels, test the capacitor and compressor, look at airflow and coils, and read the system's behavior โ warm air, short-cycling, or water near the indoor unit all narrow it down. Because we service every major brand, including Lennox, Carrier, Trane, and Goodman, the diagnosis fits your specific equipment, not a generic checklist, and you get an explanation of what is actually wrong before any repair is priced or performed.
Step Two: Heating Faults and Safety Checks
If the call is about heat, the process adds a safety layer. PJ MAC repairs gas and oil furnaces, boilers, and heat pumps across Hawthorn, and on any gas furnace we inspect the heat exchanger for cracks before anything else, since a damaged one can leak carbon monoxide. We address ignition faults, blower problems, and boiler pressure issues, and if we find a safety risk we shut the unit down and tell you straight rather than work around it. That same diagnose-first approach applies whether the call is a quick repair or something that needs a closer look, so you always know where the system stands before any work begins.
Step Three: Your Options, Clearly Laid Out
Once we know the cause, we explain what the repair involves and, when equipment is near the end of its life, what replacement would look like instead.
- โA plain explanation of what failed and why
- โRepair scope spelled out before work begins
- โFree installation estimates when replacement fits better
- โRight-sizing rather than overselling new equipment
- โManufacturer warranties on new systems
Serving Hawthorn and Nearby Philadelphia
We serve Hawthorn and the surrounding Philadelphia neighborhoods, including Carroll Park, Spruce Hill, Mantua, West Passyunk, and Haverford North. PJ MAC HVAC is family owned and operated with 32+ years of experience, led by Master HVAC Technician Doug, holding PA License #PA157168 and a 5.0-star rating from 176 Google reviews; our technicians are EPA 608 certified. To start with a straightforward diagnosis in your Hawthorn home, call (610) 424-6277 day or night.
Areas We Serve from Philadelphia
- Philadelphia, PA
- Carroll Park, PA
- Haverford North, PA
- Spruce Hill, PA
- Mantua, PA
- West Passyunk, PA
- Point Breeze, PA
- Newbold, PA
- Dickinson Narrows, PA
- Hawthorn, PA
- Queen Village, PA
- Yorktown, PA
- East Kensington, PA
- West Kensington, PA
- FairHill, PA
- Port Richmond, PA
- Powelton Village, PA
- Brewerytown, PA
- Kensington, PA
- Nicetown-Tioga, PA
Served by our local office: PJ MAC HVAC Service & Repair
