Trusted HVAC and Plumbing Experts in Des Peres, MO

Responded to no-cooling call on 10+ year old outdoor unit where indoor fan was operating but compressor would not engage. Upon inspection, found severely deteriorated line set insulation with heavy frost accumulation indicating refrigerant flow issues and possible low charge condition. Examined electrical components and capacitor connections, noting dusty conditions consistent with unit age. Advised customer to keep system off to prevent compressor damage and provided diagnostic findings with repair recommendations for capacitor replacement and refrigerant system service.

Responded to no cooling complaint on dual-unit residential system with units over 10 years old located in side yard. Upon arrival, found outdoor unit with corroded service valves and refrigerant lines showing signs of age and weathering. Performed diagnostic evaluation of system blowing warm air, documented equipment condition with photographs showing deteriorated valve assembly with discolored caps and corroded connection points on concrete pad installation.

Responded to warranty callback for 15-year-old Lennox AC system serving space over garage with no cooling approximately one week following capacitor replacement by our company. Upon arrival, performed comprehensive system diagnostics including visual inspection of outdoor condensing unit and indoor air handler components. Verified all electrical connections at capacitor, contactor, and compressor terminals for proper seating and integrity. Tested voltage and amperage readings at compressor and condenser fan motor to confirm proper operation. Inspected refrigerant line connections for leaks or damage. Checked thermostat operation and verified proper communication between indoor and outdoor units. Examined blower motor assembly and associated wiring harness for any loose connections or damage that may have occurred during previous service visit. System tested and cycled multiple times to ensure reliable operation and proper cooling output restored to affected zone.

Responded to service call for flickering lights in dining room. Upon inspection, identified loose wire connections at the electrical panel affecting the dining room circuit. Tightened all wire terminations at the breaker and verified proper seating of the circuit breaker. Tested all connections for secure contact, confirmed voltage stability, and verified the dining room lighting operates without flickering. Panel inspection revealed multiple circuits in serviceable condition with no immediate safety concerns.

Responded to no cooling complaint requiring senior technician diagnostic. Upon arrival, found system had been previously serviced by two other technicians with ongoing issues. Performed comprehensive diagnostic of refrigerant restriction in R410A system containing approximately 16 pounds of refrigerant. Noted significant debris accumulation including leaves and organic material within air handler compartment and around outdoor condenser coil. Observed oxidation on copper refrigerant lines and filter drier component. Utilized diagnostic gauges to assess system pressures and confirm restriction in refrigerant circuit. Determined large recovery tank required for proper refrigerant recovery and system repair. Documented equipment condition with photos showing debris-laden evaporator coil, discolored copper piping, and contaminated outdoor unit. Recommended thorough system cleaning, refrigerant recovery, restriction repair, and component replacement as needed to restore proper cooling opera

Responded to callback for system not cooling following recent maintenance and leak search. Upon arrival, found outdoor condenser unit with extensive dirt, debris, and biological growth accumulation on exterior panels and coil surfaces. Heavy contamination was restricting airflow through condenser coils, significantly impacting heat transfer efficiency and system performance. Performed thorough cleaning of condenser coil and exterior components to restore proper airflow and cooling capacity. Unit now operating within normal parameters.

Performed comprehensive spring tune-up on Lennox 16 SEER 2-ton single-stage cooling system with warranty coverage through July 2028. Inspected and serviced all major components including condenser coil, evaporator coil, and air filtration system; noted moderate dust accumulation on filter media and vertical staining patterns on condenser fins indicating environmental exposure and normal operation. Verified system operation, confirmed all parameters within manufacturer specifications, and advised routine maintenance schedule to maintain warranty compliance.

Completed cooling system tune-up and maintenance on a 9-year-old Trane unit. Inspected blower motor assembly, electrical connections, and control board; all components found operating within normal parameters. Documented dirty air filter requiring replacement and verified system cooling performance satisfactory.

Responded to reported bathroom sink backing up and draining slowly. Upon arrival, inspected the undermount basin with bronze pop-up drain assembly and widespread three-piece faucet fixture. Accessed the P-trap assembly beneath the sink and found partial blockage causing slow drainage. Cleared obstruction from the P-trap and drain line, restoring proper water flow. Tested drainage multiple times to confirm issue was fully resolved. Inspected supply lines and shut-off valves while under cabinet—all connections found secure with no leaks detected.

Completed comprehensive cooling maintenance on a 9-year-old air conditioning system. Performed electrical diagnostics using clamp meter to verify proper amperage draw and system performance at the evaporator coil assembly. Removed debris accumulation from outdoor condenser unit top surface and inspected exterior components. System tested and confirmed operational with all parameters within normal range.

Completed routine cooling season tune-up on 15-year-old ground-level condensing unit. Performed comprehensive system inspection, checked all electrical connections and components including capacitor and contactor, verified proper refrigerant levels, cleaned unit interior, and confirmed system operational status. Unit is functioning within normal parameters and ready for the cooling season.

Completed comprehensive cooling tune-up on single outdoor condensing unit located in side yard. Performed standard preventive maintenance procedures including inspection of electrical connections, refrigerant levels, and fan operation. Unit is under 10 years old and operating within normal parameters upon completion of service.

Completed comprehensive cooling maintenance on 2-year-old Lennox system. Inspected condenser coil fins which were found clean and properly aligned with no damage or debris accumulation. Verified blower assembly operation and inspected interior components including fan wheel, motor mount, and drain pan which showed normal condensation with no blockages or excessive wear. System tested and confirmed operating within normal parameters.

# HVAC Zoning System Damper Noise Diagnosis and Inspection Responded to customer report of noise originating from damper system. Performed comprehensive inspection of HVAC zoning control system including ZoneFirst control panel with dual circuit boards and associated wiring connections. Verified all electrical connections at terminal blocks and examined control board functionality. Inspected damper actuators and mechanical components throughout ductwork system in attic space. Examined main supply plenum, branch ductwork, and damper assemblies for proper operation and potential noise sources. Checked refrigerant lines, mechanical supports, and duct mounting hardware for secure installation. Tested zone control system operation through multiple cycles to identify intermittent noise conditions. Documented system configuration and current operating conditions with photographic records. System zoning controls and damper mechanisms assessed for proper functionality and noise mitigation requ

Responded to service call for loose ductwork in basement mechanical space. Upon inspection, found three sheet metal screws had backed out from galvanized duct hangers attached to floor joists, causing ductwork to separate from structural supports. Reinstalled and tightened all three mounting screws to secure metal ductwork brackets firmly to wooden framing members. Verified all connections were properly fastened and ductwork was adequately supported with no movement or gaps at attachment points. System returned to proper operational condition with all ductwork securely mounted to structural framing.

Responded to callback for non-functional air conditioning system with thermostat error flag. Upon arrival, connected Fieldpiece SMAN digital refrigerant manifold and vacuum gauge to evaluate system pressures and temperatures. Diagnostic readings indicated refrigerant system parameters were within acceptable operating ranges. Verified proper system operation and cleared thermostat fault condition.

Completed comprehensive cooling maintenance tune-up on 10-year-old Lennox system. Performed full system inspection including electrical connections at control board, verified proper voltage readings at 4.73V on critical circuits using calibrated multimeter, cleaned and tightened all wire terminals, and confirmed system operational status. All components functioning within manufacturer specifications; unit operating efficiently with no issues identified.

Responded to no cooling complaint on backyard unit U10. Upon arrival, connected manifold gauges to assess system pressures and temperatures. Diagnostic readings indicated abnormal operating pressures, confirming the issue was not thermostat-related as initially suspected by customer. Performed comprehensive system evaluation to determine root cause of cooling failure and presented repair options.

Completed preventive maintenance tune-up on single cooling unit. Inspected and replaced air filter, verified system electrical readings with clamp meter, and confirmed proper operation of all components. Unit operating within normal parameters with no issues identified.

Completed comprehensive cooling maintenance on 6-year-old Trane system. Performed full system inspection including control board diagnostics, electrical connections verification, and condenser unit evaluation. Inspected and tested all wiring connections, circuit board components, and safety controls for proper operation. Cleaned condenser coil, checked refrigerant lines, and verified system operation. All components functioning within normal parameters; system operating efficiently with no issues identified.