Expert Heating & AC Services in Arlington Heights, IL

Conducted comprehensive evaluation of existing HVAC system for complete replacement estimate. Assessed current furnace installation in basement mechanical room, noting accessible location and existing ductwork configuration with metal plenum connections. Evaluated outdoor Trane condensing unit positioned on concrete pad with river rock landscaping against exterior wall. Documented equipment specifications, installation conditions, and spatial requirements for proposed Trane brand furnace and air conditioning system replacement to meet customer preferences.

Completed annual Comfort Plan clean and check maintenance on single HVAC system per customer request for experienced technician. Performed comprehensive inspection of outdoor condensing unit and indoor control board assembly, verifying proper operation of all electrical components, circuit boards, wiring connections, and safety controls. All systems tested and found operating within normal parameters with no deficiencies noted.

Replaced failed condenser fan motor and blade assembly on rooftop package unit per service agreement. Unit restored to proper operation with new motor installed and tested for correct rotation and airflow.

Performed comprehensive clean and check maintenance on mini-split air conditioning system per comfort plan agreement. Conducted diagnostic testing using digital thermometer measuring supply air temperature at 59.4°F and clamp meter recording electrical readings of 112.2 volts and 0.022 amps, confirming system operating within normal parameters. Completed full inspection of outdoor unit including condenser coils, electrical connections, and refrigerant lines with all components found in proper working condition.

Completed scheduled commercial HVAC maintenance on furnace unit that was previously missed during initial service window. Performed comprehensive system inspection, replaced air filter, and verified all mechanical and electrical components including capacitor operation. Applied service date stickers to equipment per protocol and documented significant water damage and deterioration observed on wooden framing above furnace unit, which may require future attention to prevent further structural compromise or potential safety concerns.

Responded to service call for fallen ductwork in crawl space. Upon inspection, found detached galvanized metal duct elbow joint that had separated from the main furnace supply run. Secured and reinstalled the disconnected duct section, ensuring proper alignment and connection to the existing ductwork. Fastened all joints with appropriate metal bands and clamps to prevent future separation. Verified system airflow and confirmed all ductwork connections were secure and properly sealed throughout the accessible crawl space area.

Completed annual air conditioning clean and check maintenance per comfort plan agreement. Performed comprehensive system inspection including blower assembly examination, verified proper operation of all components, and documented equipment condition with photos. System operating within normal parameters with no deficiencies noted at time of service.

Completed Comfort Plan preventive maintenance on 10-year-old outdoor air conditioning system. Performed comprehensive clean and check including inspection of condenser unit, fan assembly, and protective grille; verified thermostat operation and temperature settings; cleaned exterior housing and removed debris from unit perimeter. All components found operating within normal parameters with no immediate service needs identified.

Completed spring preventive maintenance on commercial rooftop HVAC unit per contract specifications. Performed comprehensive system inspection including electrical testing with clamp meter showing 57.1 amp compressor draw, verified capacitor operation and connections, inspected condenser coil condition, and documented equipment specifications and filter information. Updated maintenance checklist and photographed unit components for service records.

Performed commercial preventive maintenance visit under prepaid service agreement. Removed existing Honeywell Home thermostat and installed new Braeburn digital programmable thermostat on wall-mounted location. Verified proper wiring connections, tested system operation, and confirmed temperature control functionality. Unit responding correctly to thermostat commands with accurate temperature display reading.

Completed spring preventive maintenance on commercial HVAC unit per contract specifications. Performed comprehensive inspection of electrical components including capacitor and contactor, verified proper voltage and amperage readings using clamp meter with all measurements within acceptable parameters. Updated equipment information and filter specifications, documented system conditions with photos, and completed required maintenance checklist with all components operating normally.

Replaced failed dual-run capacitor (35+5 MFD, 440VAC) on commercial HVAC unit with new TITAN PRO TRCFD455 model. Verified proper wire connections to compressor and fan motor terminals, secured unit with mounting strap, and confirmed system operation.

Performed commercial HVAC maintenance under prepaid service agreement. Replaced failed TITAN PRO dual-rated capacitor (440/370VAC) in air conditioning unit. Tested system operation and confirmed proper functionality upon completion.

Completed spring preventive maintenance on commercial rooftop Lennox condenser unit per prepaid maintenance agreement. Performed comprehensive checklist inspection, documented current equipment specifications and filter information, captured photographic documentation of unit condition showing normal weathering and outdoor exposure. Coordinated tenant availability prior to service access as required.

Completed spring preventive maintenance inspection on rooftop air conditioning unit. Performed comprehensive checklist evaluation, documented electrical compartment components including capacitor and contactor assembly, updated equipment specifications and filter information for maintenance records. Photographed unit condition and flagged necessary updates to filter inventory list.

Completed spring preventative maintenance on commercial HVAC system per contract specifications. Performed comprehensive inspection of outdoor condensing unit including electrical connections, capacitor testing, and refrigerant circuit evaluation. Inspected indoor furnace unit, verified proper operation of all components, documented equipment specifications and filter requirements. All systems operational with no deficiencies noted at time of service.

Completed comprehensive spring preventive maintenance inspection on commercial HVAC system per prepaid maintenance agreement. Performed complete cooling season checklist including refrigerant level verification, electrical connections inspection, and condenser unit evaluation on outdoor heat pump unit. Documented significant corrosion on indoor copper refrigerant lines and connection points requiring monitoring, along with dust accumulation on mechanical components in confined installation space. Updated equipment information and filter specifications for maintenance records, flagging necessary changes to filter list for future service coordination.

Completed spring preventative maintenance on commercial rooftop condensing unit per contracted service agreement. Performed comprehensive system inspection using standard checklist, documented current equipment specifications and filter information for record updates, and captured photographic documentation of unit condition. Coordinated tenant availability prior to service access as required by property management protocols.

Completed spring preventive maintenance on commercial HVAC system per contract agreement. Performed comprehensive inspection of outdoor condensing unit, verifying electrical connections, control board operation, and measuring operating amperage at 9.3 amps. Documented equipment specifications and filter requirements, photographing control panel wiring and electrical components for service records.

Completed spring preventive maintenance on commercial rooftop HVAC unit. Performed comprehensive system inspection including electrical diagnostics with amp draw readings showing 44.8 amps on compressor circuit. Replaced failed dual run capacitor with new Titan Pro unit and verified proper electrical connections. Inspected condenser coil, verified all wire terminations secure, and documented updated equipment specifications and filter information for maintenance records per contract requirements.