Performed comprehensive coil cleaning on Goodman outdoor condensing unit and indoor evaporator coil to restore optimal heat transfer efficiency. Completed cooling season preventive maintenance inspection including refrigerant line assessment, electrical connections verification, and system operational testing. Installed new 20x20x4 Filtrete 1000 MPR filter in air handler to ensure proper airflow and indoor air quality for the extended maintenance agreement period.

Responded to callback for system displaying fault code 45. Inspected control board and documented current wiring connections and component condition with photos. System requires further diagnostics to identify root cause of fault code; follow-up visit scheduled to complete troubleshooting and implement necessary repairs.

Completed routine cooling maintenance on Carrier HVAC system. Performed comprehensive system inspection including blower assembly and air handler components. Checked refrigerant lines, ductwork connections, and overall system operation. Installed 20x25x1 air filter. Confirmed all components operating within normal parameters. System cleaned, checked, and certified for continued operation. Service contract renewed through October 13, 2026.

Responded to callback for water leaking from outdoor condensing unit. Connected refrigerant manifold gauges to service ports and performed diagnostic pressure and temperature readings on the system. System pressures measured at 614 PSIG with temperatures ranging from 123°F to 163°F, indicating potential high-side issues contributing to condensate overflow or refrigerant line sweating that resulted in water discharge around the unit.

Completed basic monthly cooling maintenance on two HVAC systems. Performed refrigerant pressure and temperature diagnostics using digital manifold gauge, recording superheat and subcooling values to verify proper system charge and operation. Inspected condenser coil condition and confirmed thermostat functionality with ecobee unit maintaining proper temperature setpoint and humidity monitoring.

Completed monthly plumbing inspection as part of recurring maintenance membership. Thoroughly examined kitchen sink plumbing system, including chrome faucet assembly with side sprayer attachment, and inspected bathroom shower system featuring rainfall showerhead, flexible supply hoses, mixing valve, and wall-mounted fixtures. All plumbing components found to be in proper working order with no leaks, corrosion, or operational issues detected.

Completed comprehensive cooling tune-up on Lennox system per customer request due to frequent cycling concerns. Performed full system inspection including thermostat calibration verification, capacitor testing, electrical connection assessment, and refrigerant level evaluation. Thermostat operating properly at 72°F ambient with cooling setpoint of 68°F in cool-only mode. All electrical connections secure, capacitor within normal operating parameters, and wiring properly terminated throughout condensing unit. System cooling effectively with no immediate deficiencies noted during maintenance inspection.

Responded to service call for HVAC system requiring warranty repair. Diagnosed defrost sensor failure on indoor air handler unit. System currently operational but requires defrost sensor replacement under warranty coverage. Scheduled return visit to install new defrost sensor and complete repair.

Responded to callback for recurring wet floor issue in residential property. Conducted thorough inspection of crawl space and subfloor area, examining plumbing lines, drainage systems, and HVAC ductwork for potential moisture sources. Documented existing conditions including accumulated debris on ductwork and structural components. Assessed bedroom HVAC airflow concerns and discussed potential ductwork modifications and booster fan installation to improve ventilation. Provided recommendations for moisture remediation and advised on warranty coverage for previous work. Further evaluation required to determine source of water intrusion and finalize ductwork enhancement scope.

Conducted comfort consultation for full HVAC system replacement due to existing unit age and low refrigerant levels making repair cost-prohibitive. Evaluated current indoor air handler and outdoor condensing unit, documented equipment conditions, and provided comprehensive replacement options with expedited installation timeline as requested.

Completed seasonal cooling maintenance on dual-zone HVAC system with Carrier Infinity controls. Performed comprehensive inspection of both air handling units, replaced two 16x20x4 air filters, verified refrigerant levels and pressures, checked electrical connections and amp draws, cleaned condensate drains, and tested system operation. Confirmed Carrier Infinity thermostat programming and communication with equipment, verified desired comfort settings at 70°F with system in off mode. All equipment operating within manufacturer specifications, maintenance agreement renewed through 8/14/26.

Completed annual spring tune-up on Carrier HVAC system. Homeowner reported error code over the weekend, but system was operating normally upon arrival with no active faults. Performed comprehensive inspection of indoor and outdoor units, verified thermostat operation at 69°F with cooling setpoint of 54°F, and confirmed proper system performance with adequate cooling capacity. Outdoor condenser unit showed no visible damage with clean coils and intact refrigerant lines. System operating within normal parameters with no issues found.

Performed complete preventive maintenance and tune-up on residential air conditioning system. Conducted thorough inspection of air handler unit, verified all mechanical and electrical components operating within normal parameters, checked refrigerant lines and connections for proper insulation and integrity, and confirmed condensate drain system functioning correctly. Replaced 16x20x4 air filter and verified system airflow. All equipment tested and confirmed in good working condition.

# HVAC Service - Water Leak Responded to service call for furnace leak on 15-year-old unit with condensate management system installed in 2019. Upon arrival, conducted thorough inspection of furnace and associated drainage components to identify source of water intrusion. Visual inspection revealed extensive rust and corrosion on metal components within the furnace cabinet, indicating prolonged exposure to moisture. Heavy oxidation and mineral deposits were present on affected surfaces, suggesting chronic condensate drainage issues. Documented condition with photographs showing deteriorated metal surfaces with significant pitting and white mineral buildup. Examined evaporator coil assembly and condensate collection system. Found condensate drain pan containing standing water with visible sediment and debris accumulation. Pan showed signs of age-related deterioration with staining and discoloration around edges. Observed moisture present on evaporator coil fins, indicating active con

Returned to site and successfully installed replacement evaporator coil and defrost control board on heat pump system. Removed existing defective defrost board, connected new control board with proper wire terminations, and secured all electrical connections per manufacturer specifications to restore proper defrost cycle operation and system functionality.

Returned to site with R-454B refrigerant to address refrigerant leak in outdoor condensing unit. Located and repaired leak in refrigerant line, then installed new filter drier to ensure system cleanliness. Evacuated system to proper micron level, recharged unit with R-454B refrigerant to manufacturer specifications, and verified all pressures and system operation were within normal parameters.

Responded to callback for Lennox model 13ACXN036S-230A01 unit with no airflow issue. Inspected outdoor condensing unit and verified unit nameplate data and electrical specifications. Documented equipment condition with photos for service records.

Completed monthly basic cooling maintenance visit on CCHP system. Inspected condenser coil and evaporator components, noting normal operational wear with minor dust accumulation on housing and finned surfaces. Replaced 20x25x1 air filter as part of routine preventive maintenance to ensure optimal airflow and system efficiency.

# HVAC Estimate - Replacement Conducted comprehensive site evaluation for potential geothermal system replacement at residential property. Assessed existing outdoor condenser unit with improper weight placement on top surface and documented current Carrier furnace and air handler configuration in basement utility area. Photographed equipment conditions, electrical connections, refrigerant lines, and installation environment to provide detailed replacement estimate for complete HVAC system upgrade.

Responded to service call regarding heating system performance concerns. Upon inspection, found significant dust and debris accumulation on blower wheel assembly affecting airflow efficiency. Cleaned blower wheel and housing, verified proper operation of centrifugal fan assembly, and confirmed thermostat displaying accurate temperature readings with system cycling properly in cooling mode at time of service.