Heating & Cooling Services in Chicago, IL

Completed WiFi display replacement on HVAC system and installed dual return air piping configuration per mechanical room sealing requirements. Both return lines were positioned 6 feet apart to ensure proper system operation once the mechanical room is enclosed. The horizontal air handler installation includes an Aprilaire unit with proper drainage configuration, flexible ductwork connections, and all components mounted and secured according to manufacturer specifications. All work completed in single visit as requested.

Returned to property under warranty to replace defective water sensor from original installation that was preventing Wi-Fi connectivity. Technical support confirmed sensor failure prior to dispatch. Removed faulty First Alert water sensor from equipment area, disconnected existing wiring from control board, and installed new replacement sensor. Reconnected wiring to appropriate terminals using wire nuts and verified all electrical connections were secure. Tested new sensor operation and confirmed Wi-Fi connectivity was restored and functioning properly.

Accessed wall cavity to expose existing HVAC ductwork for repair or modification. Removed section of drywall creating vertical access panel from ceiling level to baseboard, exposing interior framing, brick structure, and metal ductwork components. Documented existing conditions showing foil-faced insulation and sheet metal duct materials within wall chase for service records.

Performed wall cavity access and supply trunk duct repair in first-floor office area. Protected flooring and furniture with plastic sheeting, then located and marked the vertical supply trunk running from basement to second floor. Cut and removed lath and plaster wall section from baseboard to ceiling between studs to expose the ductwork. Inspected supply trunk for integrity issues and checked for microbial growth on duct surfaces and adjacent wall cavities. Assessed condition of vertical ductwork and identified discoloration and potential air leakage points. Evaluated second-floor register boots connected to same trunk line and found non-functioning dampers requiring modification. Sealed duct connections and repaired trunk sections as needed to restore proper airflow. Wall patching and finishing to be completed by others.

Completed annual preventative maintenance servicing on two Lennox furnaces, including comprehensive inspection of burner assemblies, heat exchangers, and ignition systems. Verified proper flame characteristics with blue, swirling combustion pattern indicating optimal gas-air mixture and confirmed all mechanical components, connections, and safety controls are operating within manufacturer specifications. All units tested and left in proper working order.

Completed warranty replacement of heat exchanger on Rheem brand gas furnace. Removed and replaced defective heat exchanger assembly, reconnected all gas lines and electrical connections, and verified proper operation of burner assembly and blower motor. Returned old heat exchanger to shop for warranty processing and disposal per manufacturer requirements.

Completed comprehensive clean and check maintenance on furnace, water heater, and humidifier system per comfort plan agreement. Performed electrical connection inspection and servicing on furnace blower motor assembly, verifying proper wire connections and secure mounting. All systems tested and operating within normal parameters upon completion.

Completed comprehensive clean and check maintenance service per Greater Comfort Plan on multi-system facility including one boiler, two Rheem Professional water heaters, and three hanging unit heaters. Performed thorough inspection of all heating equipment, verified proper operation of burners and ignition systems, checked and cleaned heat exchangers, tested safety controls, and inspected all piping connections, expansion tanks, and venting systems for proper installation and function. All equipment found operating within manufacturer specifications with no deficiencies noted at time of service.

Responded to no heat call on furnace system. Upon arrival, accessed unit and performed diagnostic inspection of internal components including blower motor assembly, ignition module, and electrical connections. Identified blocked condensate drain line causing safety switch activation and system shutdown. Removed and cleared PVC drain trap which showed significant debris accumulation and biological growth restricting proper drainage. Cleaned drain line assembly, reassembled components, and verified proper condensate flow. Tested all electrical connections, ignition sequence, and blower motor operation. System restored to normal heating operation with proper drainage function confirmed. Customer advised that annual maintenance is recommended and needs to schedule cleaning and check appointment.

Completed comprehensive furnace tune-up and clean-and-check service for new customer. Performed thorough inspection of heating system components including burner assembly, heat exchanger, and blower motor using digital borescope camera to examine internal ductwork and heat exchanger surfaces for cracks, deterioration, or blockages. Inspected compressor cylinders, refrigerant lines, and electrical connections; verified all mounting brackets secure and system wiring properly routed with appropriate strain relief clips in place.

Completed Gold Clean and Check maintenance service on heat pump system as part of recurring comfort plan agreement. Performed comprehensive inspection of indoor and outdoor units, measured system temperatures and pressures using calibrated diagnostic equipment, verified proper refrigerant charge and airflow across evaporator coil. All components operating within manufacturer specifications at time of service completion.

Responded to service call for commercial furnace system to assess deteriorated gas piping. Inspected rusted metal pipe assembly connecting office area to main system and documented measurements using measuring tape at wall-floor junction and throughout mechanical room. Photographed corroded pipe fittings, threading, and valve assembly showing significant age-related deterioration, along with surrounding HVAC infrastructure including copper lines, PVC piping, and furnace equipment in basement utility area for estimate preparation.

Completed comprehensive clean and check maintenance on two closet-mounted heat pump systems (17-year-old and 29-year-old units) as part of comfort plan membership. Performed thorough inspection of both air handler units, including filter assessment, electrical connections, refrigerant levels, and airflow measurements. Applied plan member discounts for multiple equipment service, with all systems operational and meeting manufacturer specifications upon completion.

Responded to customer report of fan operation issues and thermostat disconnect requiring manual cycling of unit to achieve proper function. Performed comprehensive coil cleaning service and inspected blower motor assembly (model A12860/12350), electrical connections, and thermostat wiring. Verified proper fan operation, cleaned evaporator coil fins, checked motor capacitor and relay functionality, and confirmed thermostat communication with system to restore automatic operation and eliminate need for manual intervention.

Responded to service call for poor airflow affecting upstairs and first floor zones. Performed diagnostic inspection of ductwork system using borescope inspection camera to assess interior conditions and identify potential obstructions or deficiencies. Visual inspection revealed accessible ductwork components with signs of normal wear. Conducted airflow measurements at supply plenum using diagnostic instruments to determine system performance levels. Documented interior duct conditions through camera inspection, noting metal ductwork construction and configuration. Evaluated HVAC system operation and discussed findings with customer regarding airflow concerns and potential solutions for improved air distribution throughout multi-level home.

Completed comprehensive clean and check maintenance service on residential HVAC system including furnace, humidifier, and water heater per Good Comfort Plan agreement. Inspected and serviced evaporative humidifier pad showing typical mineral deposits and discoloration from normal operation, verified proper installation within metal housing and confirmed float valve assembly functioning correctly. Performed full system inspection of furnace components including blower motor assembly, electrical connections, control board, and all associated wiring with color-coded connections verified secure and properly terminated.

Performed electrode wire replacement on Aprilaire air quality system. Accessed control panel, removed existing electrode wires, and installed new electrodes provided by customer. Verified proper electrical connections and system operation upon completion.

Responded to repeat water leak issue at HVAC unit. Upon inspection, discovered severe frost and ice accumulation in evaporator compartment with visible discoloration indicating prolonged moisture exposure and potential drain line obstruction. The circular drain cover was heavily obscured by ice buildup, confirming drainage system failure as the source of the leak. Documented interior dimensions and frost patterns for equipment assessment. Identified compromised drainage as the primary cause requiring defrost cycle and drain line clearing to resolve recurring leak condition.

Conducted final inspection and documentation of completed rooftop unit installation in commercial warehouse facility. Verified proper mounting, clearances, and integration with existing ceiling infrastructure and ductwork systems. Photographed installed equipment and documented measurements to confirm installation specifications were met.

Completed estimate for replacement of existing heating and cooling system in medium-sized residential property (1500-3000 sq.ft.). Assessed current basement installation consisting of aging gas furnace and air conditioning equipment. Evaluated existing ductwork configuration, including horizontal metallic supply ducts and ventilation routing throughout the structure. Noted ceiling deterioration in mechanical space requiring attention during installation. Recommended Lennox vertical upflow/downflow gas furnace and air conditioning system sized appropriately for square footage and natural gas fuel source. Documented existing equipment placement adjacent to water heater, confirmed adequate clearances and access for replacement installation. Photographed current system configuration and mechanical room layout for installation planning purposes.