Heating & Cooling Services in Chicago, IL

Completed warranty installation of HVAC damper motor in crawl space beneath floor joists. Unit was properly mounted and secured with power supply connected, tested for proper operation, and system confirmed functioning as designed.

Responded to callback for recurring frozen evaporator coil and no cooling. Found intermittent blower motor operation caused by loose wire connections at furnace; secured all wiring connections and verified consistent blower operation. Checked refrigerant charge at outdoor unit and found low system pressures contributing to coil freezing. Added approximately 2 lbs of refrigerant with leak sealant to restore proper operating pressures. Verified thermostat operation and system performance. All parameters operating within normal range at time of departure.

Conducted comprehensive assessment of existing Heil furnace system, which is original to the home and over 15 years old. Evaluated internal components including blower motor assembly, heat exchanger, electrical connections, and ductwork configuration to provide replacement estimate. Additionally assessed feasibility and requirements for adding supplemental duct vent to improve airflow distribution in the home.

Responded to customer report of recurring leak following initial warranty visit. Performed comprehensive leak detection using electronic sniffer and bubble solution on all refrigerant connections and evaporator coil. Inspected water heater installation, PVC condensate drain lines, and all associated plumbing connections. Verified ecobee thermostat operation and system performance at 78°F setpoint. System monitored under operating conditions with customer advised to report if leaking reoccurs, at which point ceiling access will be required to identify source and determine warranty coverage.

Performed coil cleaning service on HVAC unit. Inspected electrical components including contactor, capacitor (45 μF, 370VAC), and associated wiring connections to ensure proper system operation. All components found in good working condition with secure connections and proper grounding.

Completed pre-installation walk-through for upcoming HVAC system replacement. Documented existing outdoor condensing unit positioned on concrete pad against brick exterior wall, noting current electrical disconnect and power supply configuration. Photographed equipment placement, electrical connections, and site conditions to facilitate installation planning and ensure proper preparation for scheduled system changeout.

Responded to emergency service call for water leak in HVAC system. Upon arrival, unit had been shut off by customer to prevent further water damage. Conducted preliminary leak search using electronic refrigerant detector and soap bubble solution to systematically inspect evaporator coil, condensate drain system, and refrigerant line connections in attic installation. Inspected furnace and air handler assembly in mechanical room, examining condensate pan, drain lines, and PVC drainage routing. Verified all accessible refrigerant connections, coil casings, and associated plumbing for signs of moisture or active leaking. Documented system configuration and potential leak points with photographic evidence for warranty claim processing.

Responded to service call for reported water leak through HVAC system. Upon arrival, performed visual inspection of furnace unit and surrounding equipment in utility room. Examined electrical control panel, capacitor, contactors, and wiring connections for signs of moisture intrusion or condensate issues. Inspected PVC condensate drain lines, ductwork, and ventilation components for potential leak sources. Documented equipment condition and configuration with photographs for service records. Collected standard dispatch fee and discussed available flat rate repair options with property owner, along with new customer discounts and comfort plan enrollment opportunities. All equipment information entered into system per protocol.

Responded to no cooling complaint on residential Carrier HVAC system less than 10 years old. Upon arrival, verified thermostat settings, confirmed unit was set to cooling mode, and checked air filter condition. Inspected electrical connections and breaker status to rule out power supply issues. Measured refrigerant temperatures using digital meter, obtaining reading of 306.9°F on discharge line, indicating potential system operation concerns. Evaluated indoor air handler and condensate drainage system with PVC piping configuration. Documented equipment specifications and current operating conditions through photographs for service records. Coordinated with neighboring property service to ensure proper system shutdown protocols during concurrent work. Verified all mechanical components, copper refrigerant lines, and control systems for proper installation and function.

Responded to callback for air conditioning system not cooling after previous service visit. Upon arrival, verified indoor temperature remained elevated at 78 degrees with no improvement over four-hour period. Inspected outdoor unit electrical connections and contactor assembly where previous shorted thermostat wire repair was completed. Identified burn mark at thermostat wire terminal on outdoor unit consistent with prior diagnosis. Replaced damaged low-voltage control wiring between outdoor condensing unit and indoor air handler. Verified all electrical connections at contactor, capacitor, and terminal blocks were secure and properly torqued. Tested system operation through complete cooling cycle, confirmed contactor engagement, compressor startup, and proper airflow from indoor unit. System now cooling effectively with thermostat responding correctly to temperature calls.

Responded to service call for non-operational air conditioning system on 30-year-old unit. Upon arrival, coordinated access with on-site tenant and performed diagnostic assessment of HVAC system. Inspected Honeywell Chronotherm III programmable thermostat, verifying display functionality and temperature settings. Evaluated indoor furnace unit, examining blower assembly, gas valve controls, wiring connections, and heat exchanger components. Documented system conditions with photographic evidence showing thermostat interface and internal furnace cabinet components including electrical connections, control modules, and mechanical assemblies for service records.

Completed installation of complete zone control system including zone control board, S40 thermostat, three zone sensor thermostats, and three dampers. Collected outstanding balance upon completion of installation.

Responded to service call for recurring condensation water leak on HVAC system originally installed in 2022. Performed diagnostic inspection of air handler unit and condensate drainage system in utility closet. Identified issue with condensate drain line configuration and drainage flow. Inspected PVC condensate piping connections, drain pan, and primary/secondary drain lines. Verified air handler operation and checked for proper condensate removal. Examined outdoor condenser unit for any related issues affecting system performance. Documented equipment condition with photos showing air handler installation, condensate piping layout, and outdoor unit placement. Provided recommendations for proper condensate system maintenance to prevent future water leak occurrences.

Completed annual Comfort Plan clean and check maintenance on one HVAC system. Performed comprehensive inspection of blower motor assembly and electronic control board, documenting equipment condition with detailed photographs. Collected payment for Comfort Plan renewal as requested.

Responded to no cooling complaint on Kenmore HVAC system in condo unit. Upon arrival, found system heating properly but failing to produce cool air. Performed diagnostic evaluation of both indoor furnace unit and outdoor condenser. Inspected condenser unit and found significant dirt and debris accumulation on fan housing and grilles, along with visible weathering indicating extended outdoor exposure and lack of regular maintenance. Examined electrical connections and wiring at condenser, noting equipment condition consistent with reported history of minimal prior use by previous owner. Documented equipment information and photographed indoor furnace installation in utility closet along with outdoor condenser condition. Provided homeowner with diagnostic findings and repair options to restore cooling functionality to system.

Labeled shut off valves for boiler heat tier serving unit 710 in two locations: underground parking garage ceiling and top floor ceiling access panel. Valves were clearly marked for future identification and maintenance access.

Responded to no cooling call with blank thermostat display. Upon arrival, found wall-mounted thermostat powered off and Aprilaire control board with no active display. Verified thermostat wiring connections at control board, confirmed proper wire terminations on circuit board terminals, and checked system breakers. Diagnosed loss of power to thermostat and control system, restored power to equipment, and verified proper LED indicator illumination on Aprilaire controller. System operational with thermostat display functioning and cooling cycle initiated successfully.

Completed comprehensive Clean and Check maintenance on dual HVAC system including air conditioning unit, furnace, humidifier, and Air Scrubber Plus per comfort plan agreement. Performed thorough inspection of all mechanical and electrical components, verified proper amperage draws on blower motor and compressor, checked refrigerant pressures, inspected heat exchanger, tested humidifier operation and water flow, and serviced Air Scrubber unit. All systems operating within manufacturer specifications with no deficiencies noted at time of service.

Responded to service call for non-functioning air conditioning system affecting entire residence. Upon arrival, assessed existing 20-year-old outdoor condensing unit and air handler that had previously required dual capacitor replacement. Given the age of the equipment and recurring failures, provided comprehensive estimate for complete HVAC system replacement including new outdoor condensing unit, indoor air handler, refrigerant line set, electrical disconnect, condensate drainage, and all associated components. Documented existing installation configuration with brick wall mounting, concrete pad placement, and current refrigerant piping layout to facilitate accurate replacement planning and equipment sizing recommendations.

Completed full HVAC system replacement including removal and disposal of existing forced air furnace and air conditioning condenser and coil. Installed new Lennox SLP99DF090XV48CK 99% efficiency 88,000 BTU gas furnace (Cat #26J66) connecting to existing supply and return ductwork with necessary sheet metal transitions, existing gas line, electrical circuit, and exhaust venting. Reclaimed refrigerant from old system and installed new Lennox EL19KPV-048-230 4-ton variable speed heat pump unit (Cat #25J83) on new pad with pea gravel leveling, along with new evaporator coil. Connected heat pump to existing copper refrigerant lines, evacuated system to remove moisture and air, and charged with R454B refrigerant to manufacturer specifications. Installed thermostat wiring and control panel. Performed complete system startup, testing, adjustment, and safety inspection to verify proper operation of all equipment. System includes 12-year parts warranty and 12-year extended labor agreement.