Expert Heating & AC Services in Arlington Heights, IL

Completed spring commercial preventive maintenance on rooftop HVAC unit, performing comprehensive inspection of electrical components, refrigerant lines, capacitors, and contactors. Documented equipment specifications, inspected interior ductwork and insulation conditions, captured detailed photos of system components, and updated equipment and filter information per maintenance protocol.

Completed spring preventive maintenance inspection on commercial HVAC systems including rooftop condenser unit and indoor air handler. Performed comprehensive checklist evaluation, documented current equipment specifications and filter information, captured photographic documentation of all units, and identified panel damage on indoor unit requiring future attention. Updated equipment records to reflect current system conditions and flagged necessary changes to filter inventory list for proper maintenance tracking.

Completed spring preventive maintenance on commercial HVAC system. Replaced heavily clogged air filter that showed significant dust and debris accumulation. Inspected electrical components including capacitor, contactor, and associated wiring connections. Documented current equipment specifications and filter dimensions for maintenance records, noting any discrepancies requiring filter list updates.

Completed spring preventative maintenance on commercial HVAC system per contract service agreement. Replaced air filter on indoor air handler unit and performed comprehensive inspection of two Goodman rooftop condenser units. Documented equipment specifications and filter dimensions, noting all system information for maintenance records and flagging necessary updates to filter inventory list.

Performed commercial preventive maintenance visit on HVAC system. Identified failed dual-run capacitor and replaced with new TITAN PRO TRCP356 rated at 35+5 MFD 440/370 VAC. Unit tested and operating within normal parameters upon completion.

Completed spring preventive maintenance on commercial HVAC system including filter replacement and equipment inspection. Replaced air filter in air handler unit and performed electrical component inspection on outdoor condenser unit, noting capacitor showing signs of corrosion and discoloration that may require future replacement. Updated equipment and filter specifications per maintenance protocol.

Completed spring preventive maintenance on commercial HVAC unit. Performed comprehensive system inspection per checklist, documented manufacturer equipment specifications from unit nameplate, and tested electrical components including capacitor voltage readings. Updated equipment information and filter specifications for maintenance records.

Completed spring preventive maintenance on commercial rooftop York air conditioning unit per prepaid service agreement. Performed comprehensive checklist inspection, verified tenant availability prior to service, captured updated equipment information and filter specifications, and conducted electrical diagnostics with amperage readings of 15.2A on motor components.

# Service Report Completed spring preventive maintenance inspection on commercial HVAC system per prepaid service agreement. Coordinated tenant availability prior to site access as required. Performed comprehensive checklist evaluation on Trane XR80 furnace unit located in basement mechanical room, inspecting burner assembly, heat exchanger, blower motor, and all safety controls. Verified proper operation of digital control board and thermostat communication. Inspected ductwork connections, PVC condensate drainage system, and gas supply piping for leaks or deterioration. Proceeded to outdoor condensing unit and conducted electrical diagnostics using clamp meter, recording voltage and amperage readings at 505.7 on main power supply to verify unit operating within manufacturer specifications. Inspected compressor wiring, capacitor connections, and contactor operation. All electrical components functioning properly with no abnormalities detected. Updated equipment information and filter

Completed spring preventive maintenance on commercial rooftop HVAC unit per prepaid service agreement. Performed comprehensive system inspection with checklist documentation, verified electrical components and capacitor operation with multimeter readings, captured equipment nameplate data and filter specifications for records update, and flagged necessary changes to filter inventory list. Unit interior showed accumulation of debris which was noted; all electrical connections inspected and system operational upon completion.

# Service Report Completed scheduled commercial preventive maintenance visit under CSA plan. Replaced failed contactor on rooftop HVAC unit due to severe corrosion and deterioration of contacts and housing from weather exposure. New contactor installed, wired, and tested for proper operation. Unit restored to normal function with all electrical connections secure.

# Service Summary Completed commercial HVAC preventive maintenance visit under prepaid service agreement. Identified and replaced failed capacitor on rooftop unit. Old capacitor exhibited significant corrosion and deterioration on metal casing, indicating end of service life. Installed new OEM replacement capacitor, verified proper electrical connections, and tested unit operation to confirm successful repair. System restored to normal operating condition.

Completed spring preventive maintenance inspection on commercial Lennox furnace system per checklist requirements. Verified equipment operation, documented current equipment specifications and filter information for records update, and performed electrical diagnostics using clamp meter to confirm proper amperage draw and system performance. All equipment photographed and flagged necessary filter list updates for office review.

# Service Summary Completed spring preventive maintenance inspection on commercial rooftop HVAC equipment including York condenser unit and cylindrical air conditioning unit. Performed comprehensive checklist evaluation, documented current equipment specifications and filter information, captured photographic documentation of all units and their operating conditions, and flagged necessary updates for filter list maintenance records.

# Service Summary Performed commercial HVAC preventive maintenance visit. Replaced failed dual-run capacitor (TITAN PRO TRCFD355, 35+5 MFD, 440/370 VAC) on outdoor condensing unit. Disconnected electrical connections, removed old capacitor showing signs of wear and deterioration, installed new capacitor, and reconnected all wiring to contactor and compressor terminals. Verified proper electrical connections and system operation upon completion.

# Service Report Completed spring preventive maintenance on commercial rooftop York air conditioning unit per contract service agreement checklist. Confirmed tenant availability prior to site access as required. Performed comprehensive inspection of condenser unit including visual assessment of cabinet condition, coil cleanliness, and overall equipment operation. Tested and documented electrical readings using digital multimeter, recording voltage at 347.1V to verify proper power supply. Inspected run capacitor condition and electrical connections at contactor assembly. Evaluated condenser coil for debris accumulation and airflow restrictions. Noted weathering and rust staining on rooftop equipment base and surrounding roof membrane. Documented equipment nameplate information and current filter specifications for maintenance records. Captured photographic documentation of equipment condition and service performed. Flagged equipment information updates for office records to ensure accu

Completed spring preventive maintenance on commercial HVAC unit per contract service agreement. Verified tenant availability prior to service, performed comprehensive checklist inspection including filter examination and replacement documentation (noted previous service date 3/25/22), and conducted electrical diagnostics using multimeter to test capacitor and verify proper voltage readings on contactor assembly. Updated equipment information and filter specifications for maintenance records, photographed system components for documentation purposes.

# Service Report Performed scheduled commercial preventive maintenance visit on outdoor HVAC condensing unit. Diagnosed failed contactor and capacitor during system inspection. Removed and replaced defective contactor with new component, ensuring proper electrical connections across all terminals. Installed new capacitor to restore proper compressor and fan motor operation. Verified all wire connections were secure and properly terminated. Tested system operation following repairs, confirming proper startup sequence and normal running amperage. Unit returned to full operational status. All work completed in accordance with manufacturer specifications and electrical code requirements.

# Service Report Completed scheduled commercial HVAC maintenance visit under prepaid service agreement. Diagnosed and replaced failed dual-run capacitor on outdoor condensing unit. Removed defective TITAN capacitor and installed new OEM-equivalent replacement with matching specifications. Verified proper electrical connections, tested compressor and condenser fan motor operation, and confirmed system returned to normal cooling function. Unit showed signs of age and weather exposure but is now operating within manufacturer specifications. Documentation photos captured for service records.

# Service Summary Completed spring preventive maintenance inspection on commercial rooftop Lennox HVAC unit per CSA agreement. Performed comprehensive checklist including electrical diagnostics with clamp meter showing 498S reading, capacitor inspection, and visual assessment of all system components. Updated equipment and filter information for maintenance records and documented system condition with photographs.