Heating & Cooling Services in Chicago, IL

Replaced basement dehumidifier display with WiFi-enabled AprilAire control panel and completed system setup. Installed AprilAire E50 dehumidifier in third floor closet with overflow pan and safety switch, then ducted discharge air into the existing 2nd and 3rd floor HVAC system.

Re-leveled second floor air conditioning condenser unit that had settled unevenly on its concrete pad. Added pea gravel base material beneath the pads to establish proper drainage and stable foundation, then adjusted unit to achieve level positioning using carpenter's level for verification. Unit now sits properly positioned to ensure optimal compressor operation and refrigerant flow.

Responded to water leak service call for rooftop AC unit experiencing condensation buildup inside the system. Performed diagnostic assessment and measured moisture levels on HVAC ductwork and components. Inspected American Standard furnace system with Aprilaire humidifier installation in basement utility area, documenting equipment condition and checking for related moisture issues. Completed furnace clean and check maintenance service, examining all connections, ductwork, and drainage systems to identify source of condensation concern.

# HVAC System Replacement Replaced two water source heat pump systems in residential property. Removed and replaced 2.5-ton heat pump unit serving master bedroom and 3-ton heat pump unit serving living room area. Both systems financed through third-party financing program. Installed new air handler units with matching furnace components in utility closet spaces. Connected white PVC condensate drainage lines and completed all electrical wiring connections per manufacturer specifications. Mounted and programmed digital thermostat for system control, set to 76°F operating temperature. Verified proper airflow through existing ductwork and louvered return air grilles. Systems tested and operational upon completion. All units secured within existing closet installations with appropriate clearances maintained for service access.

Completed annual preventive maintenance on 19-year-old furnace located in utility closet under silver service plan coverage. Performed comprehensive clean and check procedure including full system inspection, burner assembly cleaning, and ignition system testing. Verified proper operation of flame sensor by removing, inspecting, and testing the device to ensure reliable ignition and flame detection. Checked all electrical connections and wiring harnesses for secure terminations and proper routing. Inspected gas valve assembly and associated components for signs of wear or deterioration. Tested heat exchanger integrity and verified proper venting. Confirmed all safety controls functioning within manufacturer specifications. System operating properly with no issues found or repairs required at this time.

Responded to no air conditioning call on second floor and performed scheduled fall heating maintenance on dual-zone system. Completed Silver Clean & Check service on two Lennox furnaces, two humidifiers, and two air scrubbers as per recurring service agreement. Documented all equipment model and serial numbers for both HVAC systems, inspected outdoor condensing units, verified electrical disconnects, and tested all heating components to ensure proper operation for the upcoming season.

Performed Comfort Plan clean and check on older HVAC system and evaluated recently installed unit for noise concerns reported by homeowner. Completed standard maintenance procedures on existing system including filter inspection, electrical connections verification, and operational testing. Investigated thermostat malfunction on older unit—confirmed Honeywell FocusPRO digital thermostat was unresponsive despite fresh batteries; removed unit from wall plate, inspected wiring connections at terminal block (red, yellow, blue, and white wires present), verified proper wire terminations, and tested thermostat functionality. Assessed newly installed system for excessive operational noise; conducted sound level evaluation during normal operation and compared to manufacturer specifications. All systems tested and operational upon completion of service visit.

Completed install warranty callback to address multiple system issues. Secured loose air scrubber unit, corrected oversized filter slot opening to ensure proper fit and seal, and rewired humidistat wiring to restore proper fan control operation. All components tested and verified operational upon completion.

Responded to service call for uneven airflow and inadequate cooling in residence. Upon arrival, verified thermostat settings and confirmed system was calling for cooling mode. Inspected air filter at return air grille and found 12x20x1 filter in acceptable condition with minimal restriction. Proceeded to outdoor condensing unit to perform diagnostic testing. Connected refrigerant manifold gauges to service ports and measured system pressures and temperatures. Evaluated refrigerant charge levels, superheat, and subcooling values to determine system performance. Checked electrical connections and circuit breakers for proper operation. Based on diagnostic findings, identified root cause of airflow imbalance and cooling deficiency. Discussed repair options and recommendations with homeowner to restore proper system operation and achieve even temperature distribution throughout home.

Completed Silver Clean and Check for Heating recurring service on a dual-system HVAC installation consisting of two furnaces, two AprilAire Model 720 humidifiers, and two air scrubber units as per Comfort Plan agreement. Performed comprehensive inspection and maintenance on all equipment, including filter assessment where heavily soiled filters with significant dust and debris accumulation were documented in the air handler units. Verified proper operation of both humidifier systems, inspected electrical connections including yellow and red wiring, and confirmed water supply lines and drainage were functioning correctly. Noted moisture staining on walls surrounding one air handler unit, indicating potential past humidity issues or condensation concerns that should be monitored. Collected all required equipment model and serial numbers for service records and documentation purposes. All systems operational upon completion of maintenance procedures.

Responded to service call for Bryant air handler unit with reported water leak affecting unit below and suspected motor failure. Performed diagnostic inspection of equipment installed in mechanical closet, documenting existing condition including aged PVC condensate drain lines showing discoloration and corrosion at metal fittings, deteriorated pipe connections, and overall system wear. Inspected condensate drainage system, pipe routing, and drain pan for sources of water intrusion. Evaluated blower motor operation and assessed electrical components. Photographed equipment nameplate data and overall installation for service records. Discussed repair options and recommended solutions with customer, including information regarding available service agreements.

Returned to complete mini split installation by replacing the condensate pump and collecting final payment. System tested and verified operational with thermostat displaying 64°F setpoint in cooling mode while ambient temperature read 77°F, confirming proper communication between components and successful installation completion.

Responded to water leak complaint at rooftop HVAC unit serving three-story building. Upon inspection, discovered compromised duct joint with deteriorated metallic tape seal allowing condensate drainage issues. Documented existing conditions showing aged ductwork with failed tape application and accumulated moisture damage. Identified source of water intrusion at duct seam connection near copper refrigerant lines.

Completed comprehensive clean and check maintenance service on two air conditioning systems per Greater Comfort Plan agreement. Performed thorough inspection of outdoor condenser units, including cleaning of coils, verification of refrigerant levels, and testing of electrical components. Inspected and serviced indoor air handler components, including flexible ductwork connections and drainage systems, removing accumulated debris and ensuring proper airflow throughout both systems.

Completed Comfort Plan clean and check maintenance on two furnace systems, two humidifiers, and two water heaters per agreement. Inspected gas burner assemblies, confirmed proper flame characteristics and combustion operation, and documented equipment condition with photographic records for service history.

Completed fall preventative maintenance inspection on two commercial furnaces per contracted customer care plan. Performed comprehensive heating system checks including internal component inspection using borescope camera to verify heat exchanger integrity and burner assembly condition, and conducted carbon monoxide safety testing with readings within acceptable parameters at 1 PPM.

Completed Gold Comfort Plan clean and check maintenance on a multi-system setup including furnace, boiler, tankless water heater, and humidifier. Performed comprehensive inspection and cleaning procedures per plan guidelines, verifying proper operation of all equipment. Inspected air filter condition, pressure readings on boiler system, and confirmed all components are functioning within normal operating parameters.

Conducted on-site assessment for first-floor mini-split installation in a two-flat building currently utilizing window AC units. Evaluated existing electrical panel capacity and infrastructure to determine compatibility with Mitsubishi mini-split system requirements, documented basement utility area conditions and available routing options for refrigerant lines and electrical connections.

Completed full HVAC system replacement including furnace and air conditioning equipment. Reclaimed existing refrigerant from old A/C system per EPA regulations, then disconnected and properly disposed of existing forced air furnace, A/C condenser unit, and evaporator coil. Installed new SL280UH070V36A forced air furnace (Cat #78W67) and connected to existing supply and return air ductwork with necessary sheet metal transitions fabricated on-site. Connected furnace to existing gas line, electrical circuit, and exhaust venting. Installed new ML13KC1-024-230 A/C condensing unit (Cat #25C64) on new pad with pea gravel base to ensure proper leveling and drainage. Mounted new evaporator coil compatible with new system. Connected both units to existing copper refrigerant line-set. Performed complete system evacuation to remove all moisture and air, then charged system with R454B refrigerant to manufacturer specifications. Conducted full start-up procedures, tested all safety controls, verifie

Responded to service call for reported water leak from furnace with suspected condensation line issue. Upon arrival, performed thorough inspection of HVAC system including furnace unit, blower assembly, and PVC condensate drain piping. Investigated condensation line connections and drainage system for potential leaks or blockages. Measured and assessed furnace cabinet clearances and component spacing to identify source of moisture. Examined blower motor assembly and surrounding areas for water damage or accumulation. Inspected ductwork, ventilation components, and basement installation for proper drainage and condensate removal. Documented system conditions with detailed photographs of furnace interior components and mechanical room layout for service records.