Expert Heating & AC Services in Mount Prospect, IL

Responded to no cooling complaint and found system had been off due to previous frozen coil condition. Upon arrival, performed diagnostic testing of refrigerant charge and temperature differentials, which revealed all readings within normal parameters. Identified severely restricted air filter as root cause of frozen evaporator coil and loss of cooling capacity. Replaced air filter and performed complete system maintenance including inspection of both indoor and outdoor equipment. During maintenance inspection, discovered failed blower capacitor reading out of specification, condenser capacitor testing out of range, and contactor showing pitting on contact points. Replaced all three failed components to restore proper system operation. Discussed system age and replacement options with homeowner, who elected to proceed with component repairs at this time. Verified proper system operation with all equipment running within manufacturer specifications and delivering adequate cooling upon c

Responded to no cooling complaint with reported frozen coil and water leakage. Upon arrival, system was off with no visible water present. Performed system startup and diagnostics including refrigerant charge verification and temperature differential readings—all parameters within normal range. Identified air filter had not been replaced since March as primary cause of frozen coil condition. Installed new air filter and monitored system operation to confirm resolution. Performed complete system maintenance inspection per comfort plan enrollment. Testing revealed blower capacitor reading out of manufacturer specifications, condenser capacitor testing outside acceptable range, and contactor showing pitting on contact points. Used digital multimeter to verify capacitor microfarad readings on both blower and condenser components. Discussed repair options and system age considerations with homeowner. Replaced defective blower capacitor, condenser capacitor, and pitted contactor with new c

Responded to no-cool complaint on aging HVAC unit from the 1980s-90s era. Diagnosed failed contactor preventing compressor operation. Replaced defective contactor with new component, restored power to compressor circuit, and verified system returned to normal cooling operation.

Responded to service call for non-operational air conditioning system affecting entire residence. Upon arrival, inspected 15-year-old outdoor condenser unit positioned against exterior brick wall. Unit showed signs of age and wear consistent with end-of-service-life equipment. Performed comprehensive system evaluation including visual inspection of condenser cabinet, protective grille, refrigerant line connections, and electrical disconnect. Assessed unit placement, clearance issues with surrounding vegetation growth, and overall installation conditions. Documented equipment age, model information, and current operating status through photographic documentation. Based on system age and operational assessment, provided detailed replacement estimate for new HVAC system installation to restore cooling functionality to the residence.

Responded to service call for air conditioning unit leaking water in basement utility area. Upon inspection, found humidifier mounted on gray metal ductwork above furnace air handler with visible moisture concerns. Assessed HVAC system for potential frozen evaporator coil condition as reported cause of water leak. Examined PVC condensate drain line routing and floor area showing evidence of water accumulation on tile flooring. Documented equipment conditions including humidifier unit, ductwork assembly, and drainage system configuration. Collected standard diagnostic fee and discussed available repair options with property owner, including preventive maintenance plan enrollment and new customer discount eligibility. Recorded all equipment model and specification information from existing labels on air handler and water heater for service records.

Completed preventative maintenance clean and check on residential single-system HVAC equipment per service comfort plan agreement. Performed comprehensive inspection and servicing of American Standard furnace unit located in interior utility closet, including filter evaluation, burner assembly inspection, and verification of all safety controls and operational components. Inspected gas line connections, condensate drainage system, and Honeywell control device for proper function. Proceeded to exterior condenser unit positioned against building foundation and performed thorough cleaning of coil surfaces, removed debris accumulation from surrounding protective cage and base area, verified fan motor operation and blade assembly condition, and confirmed refrigerant pressures within manufacturer specifications. All equipment tested and found operating within normal parameters with no immediate concerns identified. System returned to full operational status.

Completed full HVAC system replacement including removal and disposal of existing furnace, A/C condenser, and evaporator coil. Installed new Lennox SL280UH090V36BK 80% efficiency 88,000 BTU two-stage variable speed furnace with connections to existing ductwork, gas line, electrical circuit, and exhaust system. Reclaimed refrigerant from old system and installed new Lennox EL18XCV-036-230B04 18 SEER2 3-ton variable speed A/C condensing unit on leveled pad with pea gravel, along with new evaporator coil. Connected to existing copper refrigerant lines, evacuated system to remove moisture and air, and charged with R454B refrigerant. Installed media cabinet, surge protector, humidifier, and Ecobee thermostat with remote sensor. Performed complete system startup, testing, and safety inspection with all equipment operating within manufacturer specifications. System includes 12-year parts warranty and 12-year extended labor agreement.

Completed comprehensive spring clean and check on single air conditioning system per comfort plan agreement. Performed thorough inspection of interior components including circuit board, electrical connections, capacitor, and condensate drain system; verified all wiring connections secure and properly routed. Measured and documented supply air temperature at 72°F, confirming system operating within normal parameters.

Performed comprehensive clean and check maintenance on air conditioning system per Comfort Plan agreement. Inspected and replaced 20x25x4 media filter, conducted system diagnostics using calibrated testing equipment to verify proper operating temperatures and pressures on refrigerant lines. All components found operating within manufacturer specifications, system running efficiently with no issues identified.

Completed HVAC system estimate for replacement of existing equipment. Inspected furnace and air handler assembly, documenting current control board wiring configuration and connections. Evaluated 35-year-old electric filter air handler for replacement with standard filter box configuration using 20x25x5 filter dimensions. Photographed existing system components including circuit board, relay connections, and overall equipment installation in utility room to support replacement recommendations.

Completed comprehensive tune-up service on single HVAC system including electric air handler and furnace unit. Removed existing electronic air cleaner and installed standard filter box with 20x25x5 filter media for improved maintenance accessibility. Performed standard maintenance procedures, inspected electrical connections and control wiring, verified proper operation of all system components, and documented equipment condition with photographs.

Completed Silver Comfort Plan clean and check service on Goodman HVAC system for new customer. Performed comprehensive inspection of furnace and air conditioning unit, documented all equipment information and model numbers, inspected control board and low-voltage wiring connections within control panel, and verified proper operation of all system components. Captured detailed photos of control board assembly and overall equipment installation for service records.

Completed comprehensive tune-up maintenance on residential HVAC system per customer's afternoon appointment preference. Performed full inspection of air handler and condensing unit, including examination of copper refrigerant lines showing normal age-related patina, brass fittings, and connections. Verified supply air temperature at ductwork reading 78.0°F during system operation. All mechanical components, refrigerant piping, and insulated lines inspected and found operational. System tested and confirmed functioning within normal parameters.

Completed routine preventive maintenance on residential air conditioning system per comfort plan agreement. Performed comprehensive clean and check procedures on outdoor condensing unit, including inspection of electrical connections, refrigerant lines, fan operation, and overall system condition. Unit found in good working order with no deficiencies noted; all components functioning properly and system ready for cooling season operation.

Completed comprehensive clean and check maintenance service on residential air conditioning system per comfort plan agreement. Performed thorough inspection of outdoor condenser unit, verified proper operation of all components, and recorded system temperature readings to confirm optimal performance. Unit is operating within normal parameters with no issues identified at this time.

Completed comprehensive preventive maintenance on two residential air conditioning condensing units located at exterior of home. Performed standard tune-up procedures on both systems including inspection of condenser coils, fan motor operation, refrigerant levels, electrical connections, and contactor assemblies. Verified proper airflow through both units, checked amperage draws on compressor and fan motors, and ensured all safety controls were functioning correctly. Both units operating within normal parameters with no immediate repairs required at time of service.

Completed Comfort Plan clean and check on single outdoor air conditioning condenser unit. Verified unit level and proper installation using torpedo level, performed standard maintenance inspection, and processed annual Comfort Plan renewal for continued preventative maintenance coverage.

Responded to no cooling complaint on 1-2 year old air conditioning system. Performed diagnostic evaluation of air handler unit and measured operating temperatures using digital thermometer, recording supply air temperature of 93.08°F indicating lack of cooling. Inspected wall-mounted air handling unit with condensate management system and observed evidence of moisture issues with water staining present on surrounding wall surfaces. Evaluated ductwork, condensate piping configuration, and overall system operation to identify cause of cooling failure.

Completed annual air conditioning clean and check maintenance per comfort plan agreement. Performed comprehensive system inspection of residential HVAC unit including furnace and humidifier components. Verified proper operation of all mechanical systems, checked electrical connections, inspected ductwork and airflow distribution, and tested system performance parameters using calibrated diagnostic equipment. All components found operating within normal specifications with no immediate service needs identified.

Responded to emergency service call for leaking Aprilaire whole-home humidifier in residential mechanical room. Upon arrival, found humidifier and furnace had been shut off by customer due to active water leak. Performed diagnostic inspection of humidifier unit, including examination of water supply line connections, solenoid valve, drain system, and humidifier pad assembly. Identified source of leak and assessed condition of mounting, ductwork connections, and associated plumbing components. Documented existing equipment configuration with humidifier mounted to HVAC system alongside Rheem water heater in basement utility space. Photographed installation showing flexible ductwork, metallic insulation, and component connections for service records. Evaluated humidifier water panel condition and drainage pathway. Provided customer with repair options and recommendations for resolving leak issue to restore safe humidification operation.