Heating & Cooling Services in Chicago, IL

Completed full HVAC system replacement including removal and disposal of existing forced air furnace and air conditioning equipment. Installed new Lennox SLP99UH110XV60C 99% AFUE 110,000 BTU 3-stage variable speed gas furnace (Cat #19A41) with connections to existing supply/return ductwork, gas line, electrical circuit, and exhaust venting. Reclaimed refrigerant from old system and installed new Lennox EL18KCV-048-230 4-ton 18 SEER2 variable speed air conditioning condenser (Cat #25U60) on new pad with leveling, along with matching evaporator coil. Connected to existing copper refrigerant lines, evacuated system to remove moisture and air, and charged with R454B refrigerant. Verified operation of existing steam humidifier. Performed complete system startup, testing, adjustment, and safety inspection with digital manifold gauges and electrical testing equipment to confirm proper operation of all components. System operating within manufacturer specifications with 12-year parts warranty

Performed comprehensive clean and check maintenance on American Standard HVAC system, including thorough inspection of air conditioning components and heat exchanger evaluation. Installed bypass recirculating component under furthest sink location and verified operational parameters of recently installed equipment. Conducted diagnostic testing with digital instruments, recording temperature readings and assessing system performance, while documenting condensate drain condition showing mineral deposit accumulation on components.

Responded to service call for HVAC system requiring refrigerant charge. Upon arrival, accessed outdoor condensing unit located beneath elevated deck structure. Connected Fieldpiece digital manifold gauge set to service ports and performed system pressure diagnostics on both low and high sides. System readings confirmed low refrigerant charge. Added appropriate amount of refrigerant per manufacturer specifications and monitored pressures to ensure proper levels were achieved. Verified system operation and confirmed unit was cooling properly with correct superheat and subcooling values. System returned to normal operating parameters upon completion of refrigerant charge.

Installed Luxaire outdoor condenser unit on concrete pad beneath deck structure. Positioned equipment, completed electrical disconnect connections, and installed refrigerant linesets. Performed initial pressure testing using manifold gauges, recording operating pressures of 263.4 PSI high side and 120.5 PSI low side with ambient temperatures monitored during startup verification.

Completed comfort plan clean and check maintenance on 18-year-old Carrier rooftop HVAC system. Performed standard inspection procedures including visual examination of condenser unit, fan assembly, and exterior components. Noted visible corrosion on copper fan guard and typical wear consistent with unit age. Documented system condition with photographs showing rooftop installation layout and equipment status. Based on unit age and manufacturer history, flagged potential heat exchanger concerns for future monitoring, particularly in area behind high limit switch where cracks commonly develop in older Carrier furnaces.

Reconnected outdoor condenser unit #6 to system following previous service work. Performed system flush and vacuum procedures to remove contaminants and moisture from refrigerant lines. Unit positioned on concrete pad against exterior wall with proper clearances maintained. Ticket paused pending refrigerant charging on separate work order to ensure accurate weight measurement and billing documentation.

Completed spring preventive maintenance and clean and check service on single-zone HVAC system per Comfort Plan agreement. Performed comprehensive inspection of Trane air handler and Bosch equipment, including visual examination of control board components, electrical connections, and all accessible system components. Verified proper operation of electronic controls, checked all wire terminations and connections for security, inspected ductwork connections, and confirmed thermostat functionality displaying proper temperature readings. All system components found operating within normal parameters with no deficiencies noted at time of service.

Completed full HVAC system replacement including furnace installation in basement utility area and outdoor air conditioning condenser unit mounted on concrete pad with proper electrical disconnect. Return service call addressed heating issues reported following initial installation, performed diagnostics and necessary adjustments to ensure proper system operation.

Completed full HVAC system replacement including removal and disposal of existing forced air furnace and installation of new Lennox SL280UH090V36B 80% AFUE, 88,000 BTU, 3-ton, 2-stage variable speed upflow/horizontal gas furnace. Replaced air conditioning unit with new 3-ton system, installed matching evaporator coil, and added surge protector for equipment protection. Modified return air system by installing new return air boot, return drop and trunk line, and replaced existing oval return ductwork with round pipe for improved airflow efficiency. Installed humidifier and new programmable thermostat to complete system integration. All equipment installed per manufacturer specifications, electrical disconnect box mounted on exterior wall, and condenser unit positioned on rooftop with proper clearances. System tested and verified operational with proper heating and cooling cycles.

Continued complete HVAC system installation, including outdoor condensing unit placement and refrigerant line set routing. Performed system diagnostics using digital manifold gauges, verifying proper superheat and subcool readings to ensure optimal refrigerant charge and system performance upon startup.

Completed comprehensive tune-up and maintenance on single-system air conditioning unit with air handler. Performed clean and check procedures on both indoor and outdoor components, replaced air filter, and verified system operation with diagnostic testing. Electrical measurements confirmed proper amperage draw at 39.7 amps, condensate drainage system inspected and found operational, and all refrigerant lines and connections verified secure with no leaks detected.

Completed spring tune-up maintenance on single HVAC system including air conditioning unit and air handler. Performed electrical diagnostics using multimeter to verify contactor operation and measured capacitor microfarad reading at 593 MFD. Customer maintains their own filters, so no filter service was performed during this visit.

Completed preventive maintenance tune-up on residential air conditioning system and air handler. Performed comprehensive system inspection, checked electrical connections and contactor operation, verified compressor amperage at 3.0 amps indicating proper operation, and replaced 12x20x1 air filter. System cleaned and checked, found operating within normal parameters with no deficiencies noted.

Completed comprehensive tune-up and inspection on residential air conditioning and air handler system. Performed standard maintenance procedures including filter replacement, system operational checks, and verification of proper airflow. Supply air temperature measured at 52.1°F, confirming adequate cooling performance and proper refrigerant charge.

Performed routine maintenance on residential HVAC system including air conditioning unit and air handler. Conducted clean and check inspection of all components, replaced air filter, and verified system operation with digital diagnostic equipment. Temperature and electrical measurements confirmed system operating within normal parameters with no deficiencies noted.

Completed comprehensive tune-up service on a rooftop-mounted cylindrical air conditioning condenser unit. Performed standard maintenance procedures including inspection of electrical components, contactor operation, and refrigerant line connections. Noted deteriorated wire insulation on yellow-striped conductors within the control panel, indicating age-related wear requiring future attention. All system components operational at time of service completion, with photographic documentation captured for service records.

Completed preventative maintenance tune-up on single-system HVAC unit, model R40A outdoor condenser with serial number MMAC2618810DNK. Performed standard inspection procedures, replaced air handler filter with new pleated media filter, and verified system operation with all components found clean and clear with no concerns noted.

Completed preventive maintenance tune-up on rooftop Trane air conditioning system and air handler. Performed comprehensive check and cleaning of condenser unit, replaced 12x20x1 air filter, verified thermostat operation displaying 78°F, and inspected refrigerant lines and electrical connections. All components found operating within normal parameters with no deficiencies noted.

Completed preventative maintenance tune-up on residential rooftop air conditioning system and air handler. Performed comprehensive inspection of outdoor condenser unit including electrical components, capacitor, wiring connections, and refrigerant lines. All components found operating within normal parameters and system tested successfully upon completion.

Completed comprehensive tune-up maintenance on single-system air conditioning unit with air handler. System was found operating without air filter; installed replacement filter during service. Performed standard preventive maintenance procedures including inspection of electrical components, capacitors, and contactor assembly, all of which were found in proper working condition.