Category: Blog

Explore practical HVAC advice, troubleshooting guidance, seasonal maintenance tips, and real repair and replacement projects from Fusion Heating & Cooling. Our blog explains common heating and air conditioning problems in plain language, including warning signs, airflow concerns, thermostat issues, refrigerant service, repair options, and when replacement may make more sense. You can also see examples of work completed for homeowners across Roseville, Rocklin, Lincoln, Loomis, Granite Bay, Auburn, Truckee, and nearby communities. Use these articles to better understand your system, prepare for a service visit, and make informed comfort decisions. For help with an active heating or cooling problem, contact Fusion to request service.

Auburn AC Repair: Dirty Coil, Clogged Filter and Low R-22

An Auburn AC was not cooling because of restricted airflow and low R-22. We replaced the filter, cleaned the condenser, and completed a temporary recharge.

Loomis AC Repair: R-22 Rooftop Unit Freezing From a Restriction

A Loomis customer reported an AC not cooling. Diagnosis found a frozen R-22 rooftop coil and restricted metering pistons; a TXV conversion is planned.

Sacramento AC Repair: Capacitor and Condenser Fan Motor Replacement

A Sacramento-area AC repair replaced a failed dual capacitor and seized condenser fan motor, restoring reliable cooling to the rooftop unit.

Furnace Replacement in Gray’s Crossing, Truckee, CA

See before-and-after photos of our furnace replacement in Gray’s Crossing, Truckee. Local furnace installation by Fusion Heating & Cooling.

Furnace Replacement in Old Greenwood, Truckee, CA

See the before-and-after results of an Old Greenwood furnace replacement in Truckee after years of breakdowns during the coldest weather.

Furnace Repair in Lahontan, Truckee: Inducer Motor Replacement

See how Fusion restored heat in Lahontan, Truckee by replacing a discontinued furnace inducer, pressure switches, control board, and igniter.

Furnace Blowing Cold Air in Truckee: Martis Camp Zone Panel Repair

A homeowner in the Martis Camp area of Truckee contacted Fusion Heating & Cooling because the furnace was blowing cold air during winter. The blower was operating, but the air coming from the supply vents was not warm enough to heat the home. Replacement Honeywell zone control panel installed during a Truckee furnace repair in […]

AC Compressor Replacement in Lincoln, CA

An older air conditioner at a home in Lincoln, CA stopped cooling after the original Copeland compressor failed. A complete HVAC replacement was not necessary for this project, so Fusion Heating & Cooling completed an AC compressor replacement and returned the existing system to reliable operation. The repair included an ARRCO remanufactured compressor, a new […]

A2L Air Conditioner Replacement in Roseville, CA

When a homeowner in Roseville, CA needed a new air conditioner, the goal was simple: restore dependable cooling without replacing equipment that was still working. The existing furnace remained in good operating condition, so Fusion Heating & Cooling replaced only the cooling side of the system—a practical choice that helped the customer stay within budget. […]

Why Is My AC Blowing Warm Air?

If your air conditioner is running but the vents are blowing warm or room-temperature air, start with a few safe checks. Some causes are simple. Others require testing by an HVAC technician. Avoid opening equipment panels or handling refrigerant and electrical parts yourself. 1. The thermostat is set incorrectly Confirm the thermostat is set to […]