HVAC & Plumbing Contractor in Clayton, MO

Responded to no cooling complaint on 10+ year old split system with attic air handler and backyard condensing unit. Upon inspection, found outdoor unit completely non-operational with blower motor failure and extensive corrosion throughout the condensing unit cabinet, copper refrigerant lines, and coil assembly. Documented severe rust damage to metal framework and oxidation on refrigerant tubing, indicating prolonged moisture exposure and end-of-life system condition. Advised customer of findings and provided repair options versus full system replacement recommendation due to age and deteriorated state of equipment.

Responded to service call for outdoor unit making excessive noise and inadequate cooling performance. Upon arrival, inspected condenser unit and found fan motor operating with abnormal sound levels, indicating bearing failure or motor degradation. Verified unit was struggling to maintain desired temperature setpoint. Documented equipment condition with photos of outdoor disconnect panel and surrounding installation area. Diagnosed failing condenser fan motor as primary cause of reduced cooling capacity and excessive noise. Recommended motor replacement to restore proper system operation and prevent complete failure.

Replaced failed blower motor assembly (CFM) on outdoor condensing unit. Removed old blower wheel and motor showing significant dust accumulation, installed new assembly, and verified proper operation. Old components disposed of per protocol.

Responded to water leak complaint from indoor air handler unit. Upon arrival, found condensate drain line clogged, causing water to back up and overflow into collection bucket when system operates. Cleared obstruction from drain line, verified proper drainage flow, tested system operation, and confirmed no further leakage occurring.

Responded to service call for intermittent unit shutdown due to moisture sensor alerts in drain pan on recently installed system. Accessed crawlspace air handler with ladder and inspected condensate drain system and safety float switch. Verified control board connections and sensor wiring at air handler control panel. Brought replacement backup sensor as requested and completed system diagnostic to resolve false moisture detection causing premature shutdowns.

Responded to no cooling complaint on older outdoor AC unit servicing unit #832, located at side of building #830. Upon arrival, found unit off with only fan operating. Connected refrigerant manifold gauges to diagnose system, revealing abnormal pressure and temperature readings indicating potential refrigerant issue or system malfunction. Observed heavily soiled condenser coil with significant dirt and debris accumulation between fins, restricting airflow and reducing heat transfer efficiency, which would contribute to reduced cooling capacity and system performance issues.

Responded to no cooling call on unit over 10 years old located on side of home. Upon arrival, inspected outdoor electrical disconnect and found compromised wiring connections at junction box with deteriorated stucco around mounting area creating potential safety concern. Documented electrical components and exterior wall condition with photos for customer records and recommended follow-up repairs to ensure safe system operation.

Responded to service call for non-operational air conditioning system with reported fan failure and potential thermostat malfunction. Accessed attic-mounted air handler unit via 12-foot ladder and performed diagnostic inspection of approximately 10-year-old system. Upon examination, identified issues with air handler operation and verified electrical connections, blower motor functionality, and thermostat communication. Inspected evaporator coil, condensate drain system, and ductwork connections for proper operation. Noted existing moisture staining on drain pan and general equipment condition consistent with system age. Restored system to operational status and verified proper airflow through supply ducts.

Responded to service call for AC unit not working and loss of power to master bathroom, bedroom, and wine cooling unit following multiple tripped breakers. Upon arrival, performed comprehensive electrical panel inspection and testing using clamp meter to measure current loads on affected circuits. Investigation revealed underlying issues with panel electrical supply and distribution system. Documented panel condition with photographs showing circuit breaker configuration, wire connections, bus bars, and terminal blocks. Measured circuit loads showing 23.1 amp reading on tested breaker. Identified compromised connections and potential overload conditions affecting multiple branch circuits. Advised that panel requires further electrical repairs to restore safe operation to affected areas and recommended comprehensive evaluation of electrical distribution system to address root cause of breaker trips and power loss.

Completed comprehensive air conditioning tune-up on single outdoor condensing unit positioned on concrete pad adjacent to building exterior. Performed standard preventive maintenance procedures including inspection of condenser coils, fan motor operation, electrical connections, and refrigerant levels. Unit found in operational condition with all components functioning within normal parameters; no repairs required at this time.

Responded to service call for second-floor cooling deficiency and excessive indoor humidity on 14-year-old Rheem system. Upon arrival, performed comprehensive system diagnostics using refrigerant system analyzer to measure operating pressures and temperatures. Accessed outdoor condensing unit control panel to inspect electrical components, circuit boards, capacitors, and relay systems for potential failures. Diagnostic readings revealed system operating parameters, allowing for proper assessment of refrigerant charge levels and overall system performance. Completed thorough evaluation of both electrical and mechanical components to identify root cause of inadequate cooling capacity and humidity control issues affecting the upper level of the residence.

Completed recall service on 1-year-old system located in attic with no cooling and non-functioning fan. Installed 454-B non-communicating RDS+ sensor, 454-B expansion valve, new disconnect with whip, and light outlet combo. Reused existing drain pan and installed wet switch with SureFlood moisture detector. Replaced non-programmable thermostat and verified all components operational. System restored to full cooling capacity with proper airflow and safety controls functioning as designed.

Responded to no-cool call on 5-year-old Lennox air handler unit. Upon arrival, found unit completely non-responsive with no power to system. Performed diagnostic testing at wall-mounted control panel and thermostat. Customer had already attempted battery replacement in thermostat without resolution, as documented on-site. Removed air handler access panel to inspect internal components and wiring connections. Traced power supply through control board, transformer, and wiring harness. Identified failed control board as root cause of system failure. Replaced defective Emerson control module and verified proper voltage at all connection points. Tested all safety circuits and confirmed proper condensate drain operation through transparent drain line section. Restored power to unit and cycled system through complete startup sequence. Verified proper communication between thermostat and air handler, confirmed all indicator lights functioning correctly, and ensured unit responded appropriately

Responded to service call for furnace inspection following recent sewage backup incident in basement. Performed thorough visual inspection of furnace control board, wiring harnesses, and internal components for water damage or contamination. Examined Lennox circuit boards, electrical connections, transformers, and all accessible wiring for signs of moisture intrusion or sewage exposure. Verified all wire connections, terminal blocks, and safety controls were intact and functioning properly. Inspected furnace exterior cabinet and base for evidence of water contact or deterioration. All components appeared dry with no visible signs of sewage damage or moisture-related issues. System operational and safe for continued use.

Responded to no cooling call on unit 10. Upon arrival, found thermostat displaying error code and HVAC system unresponsive. Performed diagnostic evaluation of electrical service and discovered tripped breaker at main electrical panel. Reset breaker, verified proper voltage supply to unit, cleared thermostat error, and confirmed system returned to normal cooling operation.

Responded to no cooling call where unit was experiencing freeze-up conditions. Upon arrival, performed diagnostic inspection of the split system with outdoor condensing unit located at side of home and air handler in attic. Identified frozen evaporator coil and determined root cause to be restricted airflow due to dirty air filter and reduced system operation from customer shutting unit off intermittently. Allowed coil to thaw completely, replaced air filter, verified proper airflow across evaporator, and confirmed system returned to normal cooling operation with appropriate temperature differential and no further icing.

Responded to no-cooling call on newly installed system that failed five hours after installation. Upon arrival, accessed attic-mounted equipment and performed diagnostic evaluation. Discovered condensate drain line blockage causing safety float switch activation, which shut down the system to prevent water damage. Cleared obstruction from drain line and verified proper drainage flow. Tested float switch operation and confirmed proper function. Cycled system through complete cooling cycle and verified all components operating within manufacturer specifications. Unit restored to full cooling capacity with no further issues detected.

Responded to no cooling call on second floor Unico system. Upon arrival, learned unit had been frozen the previous day and was turned off. Accessed attic space via pull-down stairs to inspect system. Found evaporator coil with visible copper tubing and heat exchanger assembly. Coil showed signs of oxidation and discoloration on copper lines, with brass valve and fittings present. Inspected flexible aluminum ductwork routed through attic joists and spray foam insulation areas. System had been shut down allowing coil to thaw. Documented equipment condition with photos showing coil assembly and attic installation layout for service records.

Completed routine cooling season tune-up on backyard air conditioning unit. Performed comprehensive system inspection including blower motor assembly, electrical connections, capacitor, and control wiring. Verified proper operation of all components, checked refrigerant levels, cleaned condensate drain line, inspected return air grille, and confirmed system is operating within manufacturer specifications for the cooling season.

Responded to no cooling call on 14-year-old Lennox system. Upon arrival, performed diagnostic inspection of indoor air handler and outdoor condensing unit. Accessed electrical compartment to inspect blower motor, capacitor, control board connections, and thermostat wiring. Examined outdoor unit including fan motor operation and compressor functionality. Verified all electrical connections were secure and properly terminated. System components showed typical wear consistent with age but remained operational. Completed necessary repairs to restore cooling operation to the unit.