AC, Furnace & Plumbing Services in St. Charles, MO

Replaced defective electrical duplex outlet in kitchen area. Existing outlet showed signs of wear and required replacement to maintain safe electrical service. Shut off power at main electrical panel, verified circuit de-energization, removed old outlet, and installed new standard white duplex receptacle. Confirmed proper wiring connections, tested outlet for correct polarity and grounding, and restored power. Outlet now functioning properly and safely secured to wall box.

# HVAC Service Completed Responded to a no cooling call for a two-unit residential system. Upon arrival, found the upstairs unit had been shut down by the homeowner due to evaporator coil freeze-up that occurred the previous night. Inspected both outdoor condensing units located on ground-level pads adjacent to the structure. Diagnosed the upstairs system experiencing frozen evaporator coil, likely caused by restricted airflow or low refrigerant charge. Confirmed unit was powered off to allow ice to thaw. Inspected ductwork installation in basement/crawl space area, noting standard galvanized metal trunk lines with proper support and insulation present at wall surfaces. Evaluated both aging condensing units and discussed system condition with homeowner. Downstairs unit showing signs of age and declining performance, requiring potential replacement in near future. Provided preventive maintenance agreement options to address ongoing system reliability concerns. Documented equipment

Responded to no cooling call and found unit completely off. Upon inspection, discovered evaporator coil severely frozen with heavy ice buildup throughout the coil assembly. Documented frosted coil condition with photos showing complete ice encasement of the metal components and noted existing corrosion on cabinet interior surfaces. Contacted property manager for approval to proceed with diagnosis and repair of airflow restriction causing freeze-up condition.

Responded to no airflow complaint on second floor. Upon inspection, found missing fuse on control board as reported. Installed replacement fuse on Lennox control board, verified all connections secure, and confirmed proper LED indicators illuminated. Tested system operation and verified airflow restored to all second floor vents.

Responded to no cooling call with reported freeze-up condition on residential air conditioning system located in side yard, unit under 10 years old. Upon arrival, found evaporator coil frozen over. Performed system diagnostics using digital manifold gauges to check refrigerant pressures and system operation. Inspected airflow components including supply vents and ductwork. Identified restricted airflow as primary cause of freeze condition. Advised system shutdown to allow coil to thaw completely before further operation. Documented system conditions with photos of diagnostic equipment readings and ventilation components for service records.

Performed comprehensive tune-up on furnace system and conducted thorough heat exchanger inspection following concerns from previous contractor regarding potential cracking. Visual examination revealed no evidence of heat exchanger cracks or structural compromise; documented inspection findings with detailed photography of suspect areas. Unit requires cleaning but is currently safe for operation.

Responded to no cooling complaint on 2-ton upstairs air handler, approximately 7 years old. Upon inspection, discovered evaporator coil completely frozen with heavy ice buildup throughout the interior compartment. Removed access panel and documented extensive frost accumulation on coil surfaces and refrigerant lines, indicating restricted airflow or potential refrigerant issue. Discussed preventive maintenance agreement options with property owner and requested 30-minute notice for future service calls.

Completed comprehensive AC tune-up on outdoor condensing unit. Performed standard maintenance protocol including inspection of condenser coils, which showed dirt and debris accumulation on fins requiring attention. Addressed customer concern regarding low airflow to second floor by evaluating system performance and airflow distribution. Verified unit operational status, checked refrigerant levels, inspected electrical connections, and cleaned condenser coils to restore optimal heat transfer efficiency and improve overall system performance.

Responded to emergency water service repair requiring both interior and exterior excavation work. Accessed existing copper water service line through interior wall, exposing copper piping with brass fittings and elbow connections near structural floor joists. Excavated exterior trench to locate and repair underground water service line, removing soil layers to access damaged section. Completed necessary repairs to restore water service functionality and backfilled excavation upon completion.

# HVAC Tune-Up Completed Performed comprehensive air conditioning tune-up on single outdoor condensing unit located on side of residence. Upon arrival, conducted visual inspection revealing significant accumulation of dirt, dust, and debris throughout condenser coil fins, restricting airflow and reducing system efficiency. Thoroughly cleaned condenser coil using appropriate methods to remove environmental buildup from fin surfaces. Inspected attic-mounted air handler and associated ductwork, noting insulated refrigerant lines and metal supply ducts in satisfactory condition. Verified system operation following cleaning procedures. Unit returned to normal operating parameters with improved airflow through condenser coil. Documented pre-service and post-service conditions with photographic evidence showing extent of debris accumulation prior to cleaning.

Performed comprehensive electrical troubleshooting and thermal imaging inspection of main electrical panel. Infrared scanning revealed elevated temperatures at multiple connection points, with hotspots measuring up to 88.7°F at upper bus bar terminals and 74.9°F at lower circuit breaker connections, indicating potential loose connections or excessive electrical resistance. Inspected panel interior components including dual-row circuit breaker arrangement, main bus bar terminals, and all wire terminations. Documented existing conditions showing multiple wire colors entering panel through various conduits including gray PVC and orange conduit. Provided detailed thermal imaging analysis and photographic documentation of panel conditions for estimate preparation and future corrective action recommendations.

Completed comprehensive heating maintenance tune-up on 9-year-old Trane furnace system. Performed full system inspection including burner assembly, heat exchanger, blower motor, electrical connections, and gas pressure verification. Inspected and documented internal components, wiring harnesses, and mounting hardware; confirmed all systems operating within manufacturer specifications with no deficiencies noted.

Responded to no cooling complaint on 2-year-old Lennox unit with reported rattling and pulsating noises that had progressively worsened throughout the summer. Upon arrival, performed complete system diagnostic including inspection of outdoor condenser unit, which showed significant dirt accumulation on exterior cabinet and coil surfaces, as well as debris buildup around base affecting airflow. Inspected electrical compartment and verified all wire connections at terminal blocks were secure with no signs of arcing or loose terminations. Checked compressor operation and found unit cycling properly but noted excessive vibration contributing to noise complaint. Cleaned condenser coil and cabinet exterior to restore proper heat transfer efficiency. Verified refrigerant charge, amperage draws, and capacitor values were within manufacturer specifications. Cleared vegetation and debris from around unit perimeter to ensure adequate clearance for proper airflow. Unit restored to normal operation

Responded to callback for water leakage from basement HVAC system. Upon inspection, found deteriorated foil tape at ductwork junction and failed caulking allowing moisture infiltration. Removed damaged sealing materials, cleaned and prepared surfaces, and resealed duct connections with new foil tape and appropriate sealant to eliminate leakage points.

Coordinated with Trane technical support to obtain warranty claim number for failed variable speed drive. Successfully replaced defective variable speed drive unit, compressor, and suction line sensor on HVAC system. Removed failed drive showing signs of wear and corrosion on housing components. Installed new replacement drive and associated components per manufacturer specifications. Retained failed drive unit for warranty processing. System tested and operational upon completion of repairs.

Responded to no cooling complaint on 10+ year old outdoor AC unit. Upon arrival, confirmed unit was blowing warm air with rising indoor temperatures. Inspected exterior condensing unit located at side of home and identified blocked foundation ventilation grates restricting proper airflow to equipment. Removed accumulated debris, leaves, mulch, and organic matter from vent openings and surrounding area. Cleared drainage hose obstruction and restored adequate ventilation clearance around unit foundation. Verified airflow restoration and advised on maintaining clear perimeter for optimal system performance.

Returned to property for follow-up service call on frozen air conditioning system. Performed diagnostic evaluation of Carrier CVPH series unit that had previously experienced freezing conditions. Measured and documented supply air temperature reading of 51.4°F at supply duct, indicating system is now operating within normal parameters. Verified unit specifications and reviewed equipment data plate information to ensure proper system operation following previous service visit.

Completed preventive maintenance cooling service on a 19-year-old outdoor unit. Inspected and photographed evaporator coil, noting moisture present on fins indicating normal condensation during operation. All system components operating within manufacturer specifications at time of service.

Responded to fault code alert on Trane unit U10 while customer was out of country. Upon arrival, found thermostat displaying multiple error codes including Err 177.04, Err 178.00, Err 184.08, and Err 087.06, along with communication fault related to drive board and Universal Hard Lockout (TBL09) with bus alarm. Documented all error codes and system alerts for further diagnostic evaluation and customer review upon return.

Responded to service call for mini split unit in bedroom making excessive noise. Upon inspection, accessed interior components and filter housing to diagnose source of noise issue. Inspected filter assembly, mesh grill, and internal panels for debris, loose components, or obstructions that could cause operational noise, ensuring unit returned to normal quiet operation.