Heating & Cooling Services in Chicago, IL

Completed spring clean and check maintenance service on residential American Standard HVAC system per comfort plan agreement. Performed comprehensive inspection of furnace and air conditioning components, replaced 16x25x1 air filter, cleaned system components, and verified proper operation of all equipment. All system components found operating within normal parameters with no issues identified.

Responded to service call for furnace experiencing short cycling with clicking sounds before shutting down. Diagnosed ignition system failure causing unit to attempt startup then immediately shut off on safety lockout. Replaced faulty ignition control module and flame sensor, tested system operation through multiple heating cycles to verify proper ignition sequence and sustained operation without further clicking or premature shutdown.

Responded to ongoing issue with three-zone hydronic heating system experiencing unwanted heat transfer to upper floor when basement zone calls for heat. Inspected Caleffi zone control board (previously replaced under warranty) and documented control panel wiring, relay configuration, and Weil-McLain boiler control interface. Investigated potential flowcheck valve bypass condition that may be allowing heated water to circulate improperly between zones, collected diagnostic information and photographs for technical support consultation to determine if zone control board malfunction is contributing to cross-zone heating issue.

Completed replacement of existing air scrubbers with new Solaris air purification units on both HVAC systems. Installed one Solaris unit on the basement system and one on the upstairs unit, mounting the devices within the equipment cabinets and securing all wiring with proper cable management. Verified proper drainage connections to the condensate pans and ensured all electrical connections were secure and operational.

Responded to South Auditorium rooftop HVAC unit for circuit 1 refrigerant loss. Added approximately 3 pounds of R22 refrigerant to system and injected Easy Seal leak sealant to address refrigerant leak. Verified system operation and collected outstanding payment balance.

Responded to commercial rooftop HVAC unit with refrigerant leak at Schrader valve. Replaced defective Schrader valve, pressure tested system for leaks, and recharged unit with refrigerant to manufacturer specifications. System operational and holding proper pressures upon completion.

Completed Silver Comfort Plan clean and check service on air conditioning system. Performed comprehensive inspection including electrical diagnostics with multimeter readings, temperature measurements across heat exchanger components registering 72.8°F, and visual assessment of condenser coil condition. All system components tested and operating within normal parameters, with comfort plan renewal collected on-site as requested.

Responded to commercial furnace service call and successfully replaced failed capacitor on the unit's control board. Accessed the furnace's internal components, removed the defective capacitor, and installed a new replacement to restore proper system operation. Verified all electrical connections were secure and tested the unit to confirm successful repair. Collected outstanding payment for previously invoiced work.

Completed annual air conditioning clean and check maintenance per Goodman Comfort Plan agreement. Performed comprehensive system inspection of Lennox HVAC equipment, including cleaning of evaporator coil and removal of accumulated debris from system components. Verified proper operation of all mechanical and electrical components, confirmed adequate airflow, and documented system condition with photographic evidence showing debris collection and equipment status.

# HVAC Duct Cleaning - Single System Performed comprehensive duct cleaning service on a single-system HVAC installation. Accessed main supply plenum through floor register opening, revealing significant accumulation of dust, debris, and organic matter within the ductwork. Utilized professional-grade vacuum equipment to extract contaminants from accessible duct sections and plenum chamber. Cleaned circular trunk line connection point and surrounding metal surfaces. Service completed as part of new air conditioning system installation to ensure optimal airflow and indoor air quality from system startup.

Completed comprehensive air conditioning tune-up and preventative maintenance on single-system residential cooling unit. Performed standard Silver Care Plan protocol including filter inspection, refrigerant level verification, electrical component testing, condensate drain cleaning, and thermostat calibration verification. System operating within normal parameters with thermostat displaying proper cooling mode function at 79°F setpoint; airflow through supply registers confirmed adequate. Customer enrolled in seasonal maintenance program with heating system service scheduled for fall season.

Responded to service call for leaking Navien tankless water heater unit. Upon inspection, identified active leak from heat exchanger assembly. Performed comprehensive system evaluation including examination of all plumbing connections, heat exchanger condition, and associated components. Inspected water filtration system and inlet connections for potential contributing factors. Tightened connections, verified proper operation of condensate drainage, and tested all supply and return lines. System restored to proper working condition with no active leaks detected upon completion of repairs.

Completed annual clean and check maintenance on Trane air conditioning system per Comfort Plan agreement. Performed comprehensive inspection of outdoor condenser unit including coil cleaning, electrical connection verification, refrigerant level assessment, and fan motor operation check. Verified thermostat operation and calibration showing system cooling properly with setpoint at 63°F and ambient temperature reading 72°F. All components found operating within manufacturer specifications with no deficiencies noted at time of service.

Continued troubleshooting thermostat connectivity issues in commercial mechanical room. Assessed Amana thermostat displaying 66 degrees in cooling mode and verified proper communication with HVAC system. Documented equipment installation including tankless water heaters, ductwork, and control systems to identify potential interference sources affecting thermostat network connectivity.

Completed scheduled Comfort Plan maintenance on single-system air conditioning unit. Performed comprehensive clean and check protocol including inspection of indoor blower assembly and outdoor condensing unit. Blower wheel and housing showed dust accumulation, which was cleaned to ensure optimal airflow and system efficiency. Outdoor unit inspected on exterior deck platform, verified proper operation of condenser fan, checked refrigerant lines and service valves for leaks or damage, and confirmed all electrical connections secure. System operating within normal parameters at time of service completion.

Performed comprehensive clean and check maintenance on residential air conditioning system and air scrubber unit per comfort plan agreement. Inspected all electrical connections, wiring harnesses, and control components within the air handler compartment, verifying proper wire terminations and secure connections throughout. Examined blower assembly, capacitor, and associated mechanical components for proper operation. Addressed concern regarding air scrubber indicator light status and verified system functionality. All safety labels and manufacturer specifications were reviewed, and unit was found to be operating within normal parameters upon completion of maintenance service.

Returned to site to complete electrical wiring connections for downstairs HVAC system and replaced mitigation component. Verified all wire terminations at control board, motor assembly, and system controls were secure and properly configured. Tested system operation to confirm proper functionality of heating unit, blower motor, and associated safety controls upon completion of installation.

Installed four communicating thermostats for multi-zone HVAC system consisting of Amana gas furnace, air handler, and heat pump equipment. Addressed equipment communication error (EEV code 78) during startup by verifying wiring connections between Ultra Control board and thermostats, ensuring proper configuration settings for gas furnace model ARVM970603BNAA with EEV coil, and establishing successful communication protocol across all zones.

Completed scheduled maintenance clean and check on residential air conditioning system per Comfort Plan agreement. Performed comprehensive inspection of indoor unit including blower motor, electrical connections, and control components; verified proper operation of Air Scrubber Plus air purification system. Measured and documented system temperatures with evaporator coil reading 66.7°F, confirming adequate cooling performance and proper refrigerant charge.

Replaced failed flame rod assembly on Navien tankless water heater. Unit was experiencing ignition issues due to corroded flame sensor, which was preventing proper burner operation. Installed new OEM flame rod assembly, tested system operation, and verified proper ignition sequence and flame detection functionality.