Central Cooling & Heating

Premium Quality Installations, Service, and Upgrades

Powerful, Energy-Efficient Central A/C and Heating Solutions

If you are looking to finally install central air or just want to replace your old, inefficient furnace, we have a line of great solutions for you.

We’ll come to you and discuss all of your options.

Why Trolley Crossing?

We’ll Arrive on Time

Punctuality is key, so we’ll be there when we say we will, or notify you well in advance.

Easy to Talk To

We will treat you with respect and are happy to answer any questions you have along the way.

Clean & Professional

We’re professionals and like to dress the part. We’ll arrive in a clean, professional uniform.

Protect Your Home

We’ll ensure your floors remain spotless as we work, with drop cloths and shoe coverings.

Is Your Heating System Due for a Tune-Up?

Gas System Annual Checkup/Tune-Up - $129

  • Check the operation of the thermostat and operate the heating system
  • Verify the function of limit switches safety controls
  • Check all electrical wiring & circuits associated with the system
  • Visually inspect burners and burner tubes
  • Inspect all motors associated with the heating system.
  • Test capacitors functionality and ratings
  • Verify pressure switch functionality and clean pressure switch tube
  • Verify operation of the condensate pump, clear associated drains (if applicable)
  • Inspect ignition components and gas valve operation
  • Inspect exhaust venting
  • Perform heat exchanger safety camera inspection
  • Check and replace standard one-inch air filter, if applicable
  • Check system airflow and measure temperature rise across the heat exchanger
  • Complete a full combustion efficiency test and print results
  • Complete a safety check for carbon monoxide in the ductwork
  • Inspect heat exchanger for signs of corrosion, fouling, structural problems (e.g., cracks, perforations, and bulges), and erratic flame operation during blower operation
  • Inspect the burner blower wheel to ensure it is clean
  • Measure, record, and adjust manifold pressure as necessary
  • Inspect the integrity of all accessible duct work including: duct strapping, hangers, sections, joints, seams and filter area
  • Inspect all vent connectors for rust discoloration, leaks, or signs of condensate
  • Tag all applicable valves and switches to ensure the homeowner knows what each is for.
Schedule a Tune-Up
Gas Furnace Annual Service
Gas Burner Service Company

Oil System Annual Checkup/Tune-Up - $149

  • All of the above PLUS:
  • Inspect electrodes for proper positioning
  • Replace oil burner nozzle
  • Replace fuel filter on oil tank
  • Replace filter on the burner
  • Inspect combustion chamber, burner and flue
  • Test oil pump pressure and ensure it is within specifications
Schedule a Tune-Up
Oil Burner Annual Cleaning Company

Has Your Cooling System Had its Annual Service?

Cooling System Annual Checkup/Tune-Up - $129

  • Check the operation of the thermostat to operate the cooling system.
  • Check and replace standard one-inch air filter if applicable.
  • Check the blower motor for damage or debris.
  • Inspect the condenser fan motor for signs of wear.
  • Inspect the fan blade assembly and ensure it is mounted securely.
  • Verify the condensate drain is clear and working properly.
  • Verify operation of the condensate pump.
  • Check all electrical wiring & circuits associated with the system.
  • Inspect the condenser coil for proper airflow.
  • Check the compressor & system amperage.
  • Verify the refrigerant charge is correct for the system.
  • Measure the degrees of cooling in home to ensure proper system operation.
  • Test the system capacitors.
  • Verify the service valves & schrader cores are in good working order.
  • Test and check the 240volt/24volt contactor coil & electrical terminals.
  • Verify the safety controls are in good working order.
  • Inspect the overflow cutout switch.
  • We tag all applicable valves and switches to ensure you what each is for. This helps in the event you need to turn something off due to a leak or malfunction.
  • Inspect accessible refrigerant lines, joints, components, and coils for oil leaks.
  • Inspect refrigerant line insulation for deterioration or breaks.
  • Inspect electrical disconnect box for safety and proper operation.
Schedule a Tune-Up
Central Air Conditioner Service
A/C Annual Service

Recent Cooling & Heating Installations

Brand New Oil Boiler w/Indirect Water Heater

This is a nice new Burnham MPO IQ oil boiler with a new Amtrol Indirect water heater. This system also has a PC700 control to help make this boiler even more fuel efficient!

All-in-One Heating and A/C for Condominium Complex

This is a new package unit for a condo development. Gas furnace and central air conditioning in one exterior unit.

All-in-One System Ideal for Mobile Homes and Campgrounds

These systems are a great direct replacement for mobile homes and camps because they provide a furnace and air conditioning in one unit.

New Gas Boiler and Indirect Hot Water Tank

Burnham gas boiler with Amtrol indirect water heater.

Aprilaire Whole House Humidifier

Premium OIl Boiler w/Power Venter and Amtrol Indirect Water heater

This is a Burnham MPO oil boiler with a new Tjerland power venter. We also added the new Amtrol indirect water heater. The new Indirect water heater with the new Honeywell mixing valve will give this customer lots of hot water.

Wall-Hung Heater

This is a new wall-hung heater. This was installed in a Hampton, NH beach cottage. This is nice option for a cottage or small room to heat. They can run on natural gas or propane. They are also great for basements.

Versatile Burnham Boiler w/Wall Vent Capability

Pictured is a new Burnham PVG gas power vented boiler. This boiler can vent straight through the wall if you don’t have a chimney. These are very versatile boilers.