Heating & Cooling Services in Chicago, IL

Responded to service call for a leaking furnace that was installed by a previous contractor. Upon inspection of the beige unit with ventilation grille, identified corrosion on electrical connections and deterioration of internal components including mounting brackets and terminal points. Documented condition with photos and provided customer with replacement options.

Responded to warranty call for non-operational furnace. Upon inspection, found circuit board showing power with LED illuminated but not initiating heating sequence. Replaced defective control board, verified proper connections of all wiring harnesses, and confirmed system now operating correctly through multiple heating cycles.

Completed Comfort Plan Clean and Check on a single air handler system with electric heat and condenser located on balcony. Performed measurements of refrigerant lines to assess system condition. Customer expressed interest in heat pump conversion, which would require coordination with building management regarding elevator access for equipment replacement.

Completed installation of rectangular ductwork in commercial space per specifications, securing all sections with proper connections and labeling. Installed and wired control panel with proper terminal connections, including orange and black wiring to the primary sensor component marked "70L". All work performed according to building guidelines as marked on ceiling framework.

Diagnosed 28-year-old heating system failure and identified faulty control board causing insufficient heat output, with measured outlet temperature of 65.8°F. Replaced control board, reconnected all wiring harnesses according to manufacturer specifications, and verified proper system operation with improved heat output.

Continued commercial ductwork installation in interior construction phase. Installed large curved metal air duct runs along ceiling area, coordinating with existing metal stud framing. Work included integration with electrical pathways and preparation for upcoming phases around doorway openings and corridor sections.

Responded to service call for Ruud heat pump system showing error code 07. Inspected HVAC installation in basement utility area, examining ductwork connections and refrigerant lines. Assessed brass pipe assembly with potential refrigerant leak at coil connection point, cleaned residue, and verified proper operation after resolving the error condition.

Successfully installed an Axiom NC-1W condensate neutralizer kit on the Bryant furnace system to properly treat acidic condensate before discharge. The neutralizer was connected to the existing PVC condensate drain line with appropriate fittings, ensuring compliance with local codes for condensate disposal from high-efficiency equipment.

Completed de-watering procedure on water source heat pump and associated heat kit. Inspected electrical control panel connections, verifying proper termination of wiring at terminal board and relay/contactor. Confirmed functionality of digital thermostat interface and control system.

Conducted HVAC rough-in inspection of the installation progress. Verified proper placement of ductwork and ventilation components between ceiling joists and confirmed appropriate clearances for the system. Documented the current construction phase with photographs showing exposed framing, utility systems, and Delta-M vapor barrier installation prior to drywall application.

Conducted diagnostic check on residential property to assess remaining work requirements. Documented exterior condition where multiple cables are currently unsecured along vinyl siding. Verified scope of work needed to properly secure and organize wiring on exterior wall for completion of installation.

Performed diagnostic testing on furnace with no heat complaint. Conducted voltage measurements at gas valve using multimeter, recording 20.1V reading. Inspected electrical components, wiring connections, and blower assembly to identify cause of heating failure.

Installed new refrigerant lineset for basement HVAC system, including proper vacuum procedures to remove moisture and non-condensables from the lines. Successfully charged system with appropriate refrigerant following manufacturer specifications, ensuring optimal system operation and warranty compliance.

Performed diagnostic on 10+ year old furnace exhibiting no heat condition. Accessed electrical compartment to inspect connections and identified faulty control board as evidenced by irregular indicator light behavior. Replaced control board, verified all wiring connections were properly secured, and confirmed system now operating with proper heating function through complete operational test.

Responded to warranty service call for Lennox heat pump system reporting error code 487. Inspected complete system including furnace installation, ductwork connections, and thermostat functionality. Diagnosed and resolved issue under existing warranty coverage with no additional charges applied.

Diagnosed and documented water leak at the wall penetration of the exhaust pipe on a Rheem tankless water heater system. Observed damaged wall surface and improper sealing around the 2" PVC exhaust pipe where it enters the wall. Photos taken of the installation and leak area for documentation and repair quote purposes. Customer advised of recommended repairs and maintenance options for both water heater and furnace systems.

Responded to service call for furnace inspection. Conducted operational tests including CO readings and heat exchanger integrity check. Temporarily removed furnace and return drop in basement as scheduled, documenting component conditions with photos of the blower assembly and installation setup for reinstallation at future appointment.

Performed boiler clean and check service that was overdue since 2023. Inspected water heater system and associated plumbing components, including a reducing valve rated for 125 PSI maximum pressure and 225°F maximum temperature. Documented condition of copper piping showing signs of normal aging and potential corrosion at connection points.

Completed installation of zone system control components, including wiring of dual humidifiers and connecting water lines. Installed circuit board modules within the ductwork and secured all control wiring with appropriate grommets and zip ties. Temporary thermostat installed for first floor system; second/third floor system requires 4×4 wall plate with center hole and grommet to properly cover thermostat wire box.

Performed warranty service on basement HVAC unit to address refrigerant leak. Accessed and inspected the lineset, focusing on the 90-degree bend where it exits the building as specified. Located and successfully repaired the leak, restoring system to proper operation. Visual inspection of internal components confirmed system is now functioning correctly.