Heating & Cooling Services in Chicago, IL

Completed preventative maintenance tune-up on residential split HVAC system consisting of 3-4 year old air conditioning unit and 2015 furnace. Performed standard inspection and testing procedures on outdoor condensing unit, verified electrical amperage readings at 47.4A, and assessed overall system operation. Evaluated ductwork system due to reported weak airflow issues and provided recommendations for necessary ductwork improvements to optimize system performance and air distribution throughout the residence.

Responded to no cooling complaint on 6-9 year old residential HVAC system. Performed diagnostic testing using refrigerant manifold and digital thermometer to assess system performance. Supply air temperature measured at 58°F, indicating inadequate cooling output. Conducted pressure and temperature analysis across refrigerant circuit, documenting superheat and subcool values to determine root cause of cooling failure. Identified system deficiency and presented repair options to restore proper cooling operation.

Responded to no cooling complaint on residential air conditioning system. Upon arrival, performed diagnostic evaluation of electrical components including motor assembly and associated wiring connections. Inspected capacitor, contactor, and motor terminals for proper operation and secure connections. Verified thermostat settings, checked air filter condition, and confirmed circuit breakers were in proper position.

Completed complimentary preventive maintenance clean and check on HVAC system per comfort plan agreement. During inspection, identified biological growth (mold/algae) on evaporator coil assembly and vertical support bracket requiring attention. Documented system temperature readings at 56.3°F, photographed equipment condition including fin assembly with visible contamination and debris accumulation on coil surfaces. Noted unit showing signs of moisture retention contributing to microbial growth, with dust and dirt buildup present throughout fin sections. System assessed and documented for follow-up cleaning recommendations to restore optimal performance and indoor air quality.

Responded to service call for mini-split system with no cooling capability while heating mode functioned properly. Performed diagnostic assessment of outdoor condensing unit, measuring refrigerant line temperatures and electrical component performance using digital multimeter and temperature probe. Tested capacitor voltage and continuity, inspected refrigerant lines for proper operation, and evaluated system pressures. Identified cooling mode malfunction through systematic troubleshooting of electrical components and refrigerant circuit. Documented equipment information and presented repair options with available pricing to address the cooling deficiency.

Completed spring clean and check maintenance on rooftop air conditioning unit per comfort plan agreement. Coordinated with front desk and building engineers for rooftop access, performed comprehensive system inspection including electrical testing with digital multimeter to verify proper voltage and amperage readings, inspected and tested capacitor connections, examined blower motor assembly and electrical connections, and checked condensate drainage system. All components found operating within normal parameters.

Completed comprehensive tune-up and preventive maintenance on rooftop HVAC system. Performed electrical diagnostics using digital multimeter, verified voltage readings at control panel showing 490V, and inspected all wiring connections including power and control circuits. All equipment operating within normal parameters, system clean and clear with no corrections needed at this time.

Responded to a complete system failure on a 2-year-old Haier multi-zone ductless mini-split system with four wall-mounted indoor units and an outdoor condensing unit mounted approximately 5-6 feet above ground level. Upon arrival, confirmed no power to any indoor units and no operation of outdoor unit. Accessed outdoor unit by removing front service panel and performed diagnostic inspection of internal components including control board, wiring connections, and electrical circuits. Photographed equipment condition and internal components showing circuit boards, wiring harnesses, copper refrigerant lines, and condensate drainage system for documentation purposes. System experienced sudden failure with no warning indicators or unusual sounds prior to shutdown, suggesting potential electrical or control board failure requiring further diagnosis and component replacement.

Completed comprehensive clean and check maintenance on one HVAC system per Comfort Plan agreement. Replaced 14x20x1 air filter with new unit to maintain proper airflow and system efficiency. Performed thorough inspection of blower motor assembly and measured critical system parameters including temperatures and pressures using calibrated digital diagnostic equipment. All components found operating within manufacturer specifications with no deficiencies noted. System tested and confirmed operating properly upon completion.

Conducted water heater replacement estimate for a 10-year-old Rheem unit with previous rust issues. Assessed existing power vent configuration with PVC venting system and documented current installation measurements and specifications. Customer requested proactive replacement evaluation due to prior deterioration concerns.

Completed preventative maintenance clean and check on single HVAC system per comfort plan agreement. Inspected outdoor condenser unit, noting moderate dirt and debris accumulation on coil fins with visible streaking patterns. Performed electrical diagnostics using digital multimeter, recording microamp DC readings to verify system performance and component integrity. Unit operational upon completion of service visit.

Completed comprehensive tune-up and clean-and-check service on Unit 2, the second-floor air conditioning system. Performed standard maintenance procedures including filter inspection, coil cleaning, refrigerant line assessment, electrical connection verification, and operational testing to ensure optimal system performance for the cooling season.

Completed comprehensive tune-up and performance evaluation on single HVAC system. Performed electrical diagnostics using clamp meter to verify proper amperage draw and system operation, recorded static pressure measurements across ductwork to assess airflow efficiency, and inspected condenser coil condition noting minor dirt accumulation on fins. All operational parameters were within manufacturer specifications, and system is functioning properly for continued reliable service.

Responded to no cooling complaint and performed diagnostic evaluation of air conditioning system. Found failed capacitor with visible corrosion and deterioration affecting compressor operation. Replaced defective capacitor with new component, verified proper electrical connections, and tested system operation. Unit restored to normal cooling function with temperature readings confirming adequate performance.

Returned to newly installed air conditioning system to investigate reported water leakage concerns from previous visit. Inspected drain pan for cracks and examined PVC condensate drain line for proper installation and functionality. Verified system levelness using precision level tool on air handler unit, checked drain pan integrity, and confirmed condensate drainage pathway was clear and functioning properly. Documented equipment condition and installation quality with photographic evidence showing HVAC unit, ductwork, insulation, and filtration components in attic space.

Completed spring maintenance clean and check on Bosch ductless mini-split system and outdoor condensing unit per Comfort Plan agreement. Performed comprehensive inspection of wall-mounted air handler and exterior condenser unit, documented equipment information, and verified proper operation of both systems.

Completed Comfort Plan summer maintenance on two air conditioning systems. Performed comprehensive clean and check procedures on both units, including electrical testing and measurements using calibrated diagnostic equipment. Verified amperage draws, voltage readings, and overall system performance. Both systems operating within manufacturer specifications at time of service completion.

Performed comprehensive clean and check maintenance on one air conditioning system per service contract plan. Conducted electrical diagnostics using digital multimeter and clamp meter, recording voltage readings of 103.9V and amperage draw of 24.18A to verify system performance and proper operation of all components.

Returned to property for follow-up inspection of dual HVAC systems as requested. Performed comprehensive evaluation of both the Carrier 2-stage 13 SEER unit (Model 551PA060E11744) and associated mechanical systems. Documented equipment conditions, control panel operations, refrigerant line connections, condensate drainage routing, and electrical wiring configurations through photographic records for service documentation and future reference.

Completed comprehensive estimate for complete HVAC system replacement including both air conditioning and furnace units for new customer. Assessment included existing attic-mounted air handler with flexible ductwork distribution system and outdoor condensing unit located beneath deck structure with decorative screening. Provided detailed replacement recommendations and equipment specifications for upgraded heating and cooling system to meet customer's comfort requirements.