Heating & Cooling Services in Chicago, IL

Completed annual Comfort Plan clean and check maintenance on one air conditioning system located in basement utility area. Performed comprehensive inspection of HVAC unit, verified electrical amperage readings showing 37.5A using clamp meter, confirmed proper system operation, and documented equipment condition with photos per service contract agreement.

Responded to service call for HVAC unit with non-functional sensor indicator light that remained off after breaker reset. Inspected system, diagnosed sensor malfunction, and completed warranty repair to restore proper operation and indicator functionality. Documented unit condition with photos and verified system returned to normal operating status.

Conducted on-site evaluation for complete AC system replacement. Customer seeking alternate contractor due to equipment procurement delays with previous company. Assessed existing HVAC installation including tankless water heater configuration and current Honeywell programmable thermostat. Documented equipment locations, utility closet layout with existing copper piping infrastructure, and electrical connections. Photographed installation area to determine equipment compatibility and access requirements for replacement unit. Provided comprehensive estimate for expedited AC system installation with timeline for equipment procurement and installation scheduling.

Responded to no cooling complaint with reported water leakage from indoor air handler unit. Upon arrival, found system shut down by customer due to active leak. Inspection revealed significant corrosion around drain pan connections and evidence of standing water overflow from clogged condensate drain system. Primary drain line showed heavy buildup and blockage, causing water to back up into the drain pan. Cleared condensate drain obstruction using appropriate methods and verified proper drainage flow. Noted corrosion on drain pan components and electrical connections in the affected area, indicating prolonged moisture exposure. Checked air filter condition and found it to be adequate. Verified thermostat settings were correct for cooling operation. Tested system operation after clearing drain blockage and confirmed unit cooling properly with no active leaks. Documented equipment information and photographed corroded components for customer records. Discussed preventive maintenance opti

Installed wet switch on floor in front of heat pump unit to kill power when tripped, providing overflow protection for the system. Added float switch with T-fitting at humidifier drain line connection to shut down humidifier power in the event of drainage issues, preventing potential water damage to the mechanical closet and equipment.

Completed comprehensive spring clean and check maintenance service on air handler and air conditioning system per comfort plan protocol. Performed system diagnostics including airflow measurements at supply registers, recording readings of 325 CFM to verify proper air distribution and system performance. Conducted standard maintenance procedures including filter inspection, coil cleaning, electrical connection verification, and refrigerant level assessment to ensure optimal system operation for the cooling season.

Completed clean and check maintenance service on single air conditioning system. Inspected and tested electrical contactor, capacitor, and associated wiring connections to ensure proper operation. Advised customer of secondary non-operational unit requiring separate diagnostic evaluation and additional labor charges if repair service is requested.

# HVAC Service Report Responded to new customer air conditioning system experiencing significant frost and ice buildup on evaporator coil and ductwork components. Upon inspection, discovered extensive crystalline ice formation covering metal surfaces throughout the air handling unit, indicating restricted airflow or refrigerant system issues. Performed diagnostic testing using clamp meter to measure electrical parameters, recording amperage draw of 19.2A and voltage reading of 233V to assess compressor and system performance. Ice accumulation pattern suggested potential low refrigerant charge, restricted airflow from dirty filter or coil, or malfunctioning expansion valve causing improper refrigerant metering. System required defrost cycle completion before further diagnostics could be performed. Documented conditions with photographic evidence for service records and customer reference.

Responded to callback for floor cooling unit not cooling properly after previous day's refrigerant charging service. Upon inspection, discovered significant frost accumulation on evaporator coil surface, indicating potential overcharge condition or restricted airflow. Verified supply air temperature reading of 68.7°F, which is insufficient for proper cooling operation. Consulted manufacturer's operating performance specifications and pressure charts to determine correct system parameters. Identified refrigerant overcharge as primary issue causing improper system operation and frost formation. Recovered excess refrigerant and adjusted charge to manufacturer specifications based on operating pressures and ambient conditions. Verified proper airflow across evaporator coil and confirmed system returned to normal operating temperatures and pressures. Unit cycling properly with adequate cooling capacity restored.

Responded to no heat call for radiant floor heating system. Upon arrival, inspected tankless water heater and hydronic heating manifold system with multiple zone circuits. Found circulator pump operational and all zone valves functioning properly. Verified tankless water heater firing correctly with cover removed for internal inspection. Checked copper distribution piping, manifold connections, and all shut-off valves throughout the system. Confirmed proper water flow through heat exchanger and adequate supply temperature. Tested electrical connections and circulator pump operation. System restored to full operational status with all zones heating properly.

Conducted comprehensive site assessment for complete air conditioning system replacement at residential property. Evaluated existing outdoor condenser units, including aging cylindrical unit positioned beneath elevated deck structure on paver patio and secondary unit on rooftop platform. Documented current equipment configuration, installation locations, and spatial constraints for replacement planning. Assessed deck clearances, accessibility for future service, and structural considerations for proper equipment placement. Photographed existing HVAC equipment conditions, mounting surfaces, and surrounding infrastructure to develop accurate replacement specifications and equipment recommendations for customer consideration of both AC and potential furnace system upgrades.

Completed comprehensive clean and check maintenance service on single air conditioning system per comfort plan agreement. Performed system diagnostics using digital multimeter, verified temperature differentials at 57.16°F, and inspected air filter condition. Filter showed moderate dust accumulation in pleats and was evaluated for airflow restriction. Conducted electrical measurements with clamp meter on outdoor condensing unit, confirming zero amp draw at time of testing. Inspected condenser fan grille and motor assembly, verified proper operation of outdoor unit components. System operational upon completion of preventive maintenance service.

Completed spring preventative maintenance on residential air conditioning system per comfort plan agreement. Performed comprehensive clean and check procedures including air filter inspection, temperature diagnostics, and electrical testing of condenser unit with capacitance readings showing 39.54 MFD. All system components operating within normal parameters with no deficiencies noted at time of service.

Completed return visit to finalize HVAC installation by charging the refrigerant system after weather delays during initial installation prevented completion. Successfully installed and commissioned Lennox condenser unit on rooftop with proper electrical disconnect and line set connections, ensuring system is fully operational and meeting manufacturer specifications.

Completed spring preventative maintenance and clean and check service on two air conditioning systems per service contract plan. Performed comprehensive inspection of both units including electrical components, capacitors, blower motors, and wiring connections. All systems tested and operating within normal parameters at time of service.

Extended the main duct trunk line in the bathroom by approximately 12 inches and installed an end cap to terminate the run. Relocated the existing 6-inch bedroom supply duct to connect to the side of the extended trunk line, maintaining proper airflow to the bedroom. Created a new supply register in the bathroom at the original location and added a new supply duct branch from the bottom of the trunk line in the closet area, extending the ductwork into the hallway to provide conditioned air to the additional space.

Completed spring clean and check maintenance service on two air conditioning systems per comfort plan agreement. Performed comprehensive system inspections including electrical testing with digital multimeter to verify proper voltage and amperage readings across all components. Cleaned condenser coils, checked refrigerant levels, inspected electrical connections, tested capacitors, and verified proper system operation on both units to ensure optimal performance for the cooling season.

Completed no-charge callback to install surge protector on HVAC system mounted to exterior brick wall with deteriorated mortar. Installed gray electrical enclosure with conduit routing and verified proper wiring connections to equipment. Extended PVC flue piping using two couplings, two long sweep 90-degree elbows, and two street 45-degree fittings per specifications. Documented installation with photos showing completed surge protection device, electrical box mounting, and existing line set with insulation.

Responded to service call for outdoor HVAC unit experiencing operational issues. Upon inspection, identified a heavily corroded and failed 45/5 dual run capacitor that had sustained significant rust damage from prolonged exposure to outdoor elements and moisture. Removed the deteriorated capacitor from the electrical compartment and installed a new replacement capacitor to restore proper system functionality. Verified all electrical connections were secure, tested unit operation, and confirmed system returned to normal performance parameters.

# HVAC Tune-Up Completed - Two System Service Performed comprehensive preventive maintenance tune-up on a two-system HVAC setup consisting of an outdoor heat pump unit and an indoor gas furnace with air handler. Outdoor heat pump unit was accessed and inspected with top panel removed to evaluate internal components including compressor, refrigerant lines, electrical connections, and fan motor assembly. Indoor furnace system located in utility closet was inspected including ductwork connections, PVC condensate drainage lines, electrical controls, and air handling components. Both systems were serviced according to standard preventive maintenance protocols. All mechanical and electrical components were found to be operating within normal parameters. Systems tested and confirmed operational upon completion of tune-up service.