Heating & Cooling Services in Chicago, IL

Completed spring clean and check on air conditioning system per comfort plan maintenance agreement. Removed and cleaned multiple HVAC air filters found in basement utility area, serviced return air grilles, and performed standard preventative maintenance inspection on cooling equipment. All components checked and system operating within normal parameters.

Responded to service call for furnace constantly running with suspected thermostat issue. Performed thermal imaging diagnostics of HVAC system components and surrounding areas to identify temperature differentials and system operation patterns. Utilized infrared camera to assess heat distribution throughout mechanical equipment and verify proper system cycling. Evaluated thermostat functionality after battery replacement had been attempted, conducted standard dispatch diagnostics, and documented equipment information for service records.

Completed air conditioning clean and check maintenance service per Gold Comfort Plan agreement. Performed comprehensive system inspection of outdoor condensing unit, verified proper operation of all components, cleaned condenser coils, checked refrigerant levels, tested electrical connections, and confirmed optimal system performance with unit operating within manufacturer specifications.

Performed comprehensive walkthrough and operational overview of commercial boiler system with building contact. Reviewed complete heating system configuration including circulator pump operation, timer controls (Model T101B), electrical components, and copper piping distribution network. Explained system functionality, control sequences, and normal operating procedures. Inspected circulator pump, verified proper mounting and connections, and examined timer programming for heating cycles. Assessed electrical junction boxes, conduit installations, and safety controls. Reviewed copper piping system including supply and return lines, connections, and fittings throughout basement mechanical room. Confirmed system was recently serviced with chemical treatment and drain performed in January, requiring no additional maintenance at this time. Provided technical guidance on system operation and answered questions regarding heating controls and distribution.

Completed comprehensive clean and check maintenance service on two air conditioning systems as part of annual Comfort Plan agreement. Performed full system inspections including electrical testing with clamp meter, recording amp draws and voltage readings to verify proper compressor and blower motor operation. Changed air filters, cleaned condenser coils, checked refrigerant levels, and tested all safety controls and capacitors on both units. Customer inquired about roof exhaust vents lacking protective caps to prevent snow intrusion during winter months; noted concern for future assessment and potential installation of vent caps or directional hoods to prevent weather-related issues. Both systems operating within normal parameters with no immediate repairs required at time of service.

Performed maintenance and diagnostics on two Mitsubishi ductless mini-split systems, approximately 6-10 years old, with one unit serving the kitchen area and the second unit located in the bedroom. Accessed outdoor condenser units using ladder for inspection and service. Verified refrigerant type as R-410A and assessed system charge levels on both units.

Completed comprehensive preventative maintenance tune-up on single-zone residential HVAC system consisting of outdoor condensing unit and indoor air handler. Performed full system inspection, cleaned condenser coils, checked refrigerant levels and pressures, tested electrical components, verified proper airflow, and confirmed system operational parameters were within manufacturer specifications. Customer enrolled in Silver Comfort Plan for ongoing maintenance coverage.

Completed ductwork modifications including cutting two vents into the basement trunk line and coring a hole for dryer vent installation with proper ducting. Prepared kitchen toe kick register for installation and added a 4" elbow to the second floor laundry vent to facilitate proper room connection. All work performed to ensure adequate airflow distribution throughout the residence.

Replaced defective Taco zone valve head and body serving the second floor heating zone. Performed sweating and soldering of copper connections using torch, flux, and 3/4" copper pipe with slip coupling to complete installation. System tested and verified operational upon completion.

Responded to service call for reported water leak from furnace unit installed in 2022. Upon inspection, discovered significant water staining and discoloration on the condensate drain pan, indicating long-term moisture accumulation. Identified the source of the leak, cleared the condensate drainage system, and verified proper operation of the drain pan and associated components. Inspected gas valve assembly, blower housing, and all electrical connections for water damage. Confirmed all mechanical and electrical systems functioning properly with no further evidence of active leaking. System returned to normal operation with condensate properly draining.

Completed comprehensive clean and check maintenance service on rooftop HVAC system per comfort plan agreement. Performed standard inspection procedures, verified refrigerant line temperatures reading 45°F at suction line, and ensured all mechanical components operating within manufacturer specifications.

Performed comprehensive clean and check maintenance on Lennox air conditioning system and air handler per Comfort Plan agreement. Conducted electrical diagnostics using digital multimeter, verified system operation and performance readings, and serviced outdoor condenser unit. Additionally turned off pilot light on boiler as requested for seasonal shutdown.

Completed electrical upgrade for residential HVAC system by installing a new disconnect box for the air conditioning condenser unit and a dedicated GFCI electrical outlet for the humidifier. All components were properly mounted and wired to ensure safe operation and code compliance for both the cooling system and humidity control equipment.

Completed comprehensive clean and check maintenance on air conditioning system and Air Scrubber unit per Comfort Plan agreement. Performed thorough inspection of all system components including evaporator coil, condenser unit, electrical connections, and control board. Verified proper operation of Air Scrubber air purification system and documented American Standard equipment model and serial numbers for service records. Collected payment for annual plan renewal and confirmed all systems operating within manufacturer specifications.

Completed comprehensive Clean and Check maintenance service on rooftop HVAC unit per Comfort Plan agreement. Performed full system inspection including electrical components, capacitor testing, and temperature diagnostics, recording supply air temperature of 92.8°F. All components found operating within normal parameters and unit left in proper working condition.

Completed comprehensive Clean and Check maintenance service on single HVAC system including furnace, water heater, and humidifier per comfort plan agreement. Performed full system inspection, cleaned all components, verified proper operation of heating equipment and accessories, and documented system conditions with interior cabinet and thermostat readings showing 72°F temperature and 39% humidity levels.

Completed comprehensive clean and check maintenance on single HVAC system per comfort plan agreement. Performed thorough inspection of air handler blower motor assembly, verified proper operation and electrical connections, tested capacitor readings at outdoor unit junction box showing 9 microfarads, and documented system condition with photos. All components found operating within normal parameters with no immediate service needs identified.

Completed annual Clean and Check maintenance service on single HVAC system per Comfort Plan agreement. Performed comprehensive system inspection including capacitor testing with digital multimeter to verify proper electrical function, inspected blower wheel assembly noting dust accumulation on fins, and documented equipment condition with photos. All components tested within acceptable operating parameters.

Performed ISO test on 5-year-old Unico air conditioning system under warranty coverage. Inspected outdoor HVAC unit and refrigerant line connections, including copper lines with insulation and associated condensate drainage components. Follow-up visit scheduled to complete additional warranty testing procedures on the system.

Completed comprehensive tune-up and preventative maintenance on two air conditioning systems. Performed temperature differential testing on both units, documenting supply air temperature of 51°F and return air temperature of 70°F, confirming proper system operation and adequate cooling performance within manufacturer specifications.