Experience-Driven Heating, Cooling, and Plumbing Solutions in Frontenac, MO

Responded to no cooling complaint on second unit. Upon inspection, found failed run capacitor (45uF Capcom model 97F9619) preventing compressor operation. Replaced defective capacitor, restored system to normal operation, and verified proper cooling function before completing service call.

Responded to cooling efficiency complaint on 6-year-old system located in upstairs closet. Performed diagnostic testing and system evaluation using electronic measurement equipment to assess performance issues. Customer was previously advised to shut off unit prior to arrival.

Responded to service call for HVAC system with faulty wet switches causing operational issues. Diagnosed and replaced both defective wet switches in the equipment control panel, restoring proper system function. Verified heating and cooling operation after replacement, retained failed components for warranty documentation, and confirmed all electrical connections were secure.

Responded to no cool complaint on 2-zone system with 10+ year old equipment. Upon arrival, performed diagnostic inspection of indoor air handler and outdoor condenser unit. Inspected air filter at indoor unit which showed restriction, checked system operation and airflow. Evaluated outdoor condenser unit condition including fan operation, refrigerant lines, and overall system performance. Documented equipment condition with photos showing both indoor furnace/air handler combination unit in mechanical room and outdoor condensing unit on gravel pad. System assessed for proper cooling operation across both zones.

Responded to callback for third floor cooling system displaying E103 error code on White-Rodgers thermostat indicating Y1 wiring fault. Diagnosed and repaired wiring issue between thermostat and air handler, verified proper Y1 terminal connections, and cleared error code. Completed system testing to confirm cooling operation restored and all zones functioning properly.

Responded to complaint of excessive humidity in two upstairs rooms on a four-unit HVAC system. Inspected upstairs unit and confirmed low refrigerant charge as previously reported. Verified thermostat readings in Family Room (69°F, 39% humidity) and Bedroom (68°F, 47% humidity), noting elevated humidity levels and proper temperature control. Advised customer to keep affected unit shut down until refrigerant service can be completed to prevent compressor damage.

Responded to callback for 4-month-old system experiencing water leakage in basement. Upon inspection, identified compromised condensate drainage system with debris accumulation affecting proper water evacuation. Cleared condensate line obstruction, verified drain pan integrity, and confirmed proper pitch on drainage components. Inspected refrigerant lines and evaporator coil assembly for any secondary moisture sources. System tested and operating within manufacturer specifications with no further water discharge observed at floor level.

Responded to emergency no-cooling call after customer had been without air conditioning for four days. Diagnosed failed control board with visible heat damage and burn marks on circuit board, causing complete system failure. Replaced defective control board with new unit sourced from Lennox Earth City. Removed and disposed of damaged board showing extensive thermal damage and charring around component mounting area. Restored system to normal operation and verified proper cooling function before departure.

Responded to no cooling call following reported electrical event involving utility transformer. Upon arrival, inspected single outdoor AC unit and found system completely non-operational. Removed access panel to control board compartment and performed comprehensive electrical diagnostic of low-voltage control circuit and line voltage connections. Inspection revealed control boards, wiring harnesses, and relay components appeared intact with no visible signs of electrical surge damage, burnt components, or compromised connections. However, confirmed complete loss of power to unit. Advised that primary issue stems from upstream electrical service disruption and recommended electrical contractor evaluate main service panel, dedicated disconnect, and circuit breaker for potential damage from power surge event before HVAC system can be safely restored to operation.

Responded to recall for improperly installed air filter that was jammed and deteriorating in basement HVAC unit. Removed damaged filter showing significant breakdown of filter media and replaced with correctly sized filter ensuring proper fit within track system. Verified new filter installation with adequate clearance and secure positioning to prevent future jamming issues.

Completed comprehensive cooling maintenance on 9-year-old air conditioning system. Performed full AC tune-up including inspection of electrical control panel, circuit board connections, and terminal blocks with all wiring verified secure and properly routed. Inspected heat exchanger coil assembly, noting operational fins with minor surface accumulation but airflow paths clear. All electrical components including relays, capacitors, and control modules tested and functioning within specifications. System operating properly with no deficiencies requiring immediate attention at time of service completion.

Completed preventative maintenance tune-up on two Lennox air conditioning units (U10 model year) located at side and rear of residence. Performed comprehensive system inspection, replaced air filter, verified refrigerant levels and pressures on both units, and documented equipment specifications including model CX35-36B-6F-20. Both systems operating within normal parameters upon completion.

Completed comprehensive cooling system tune-up on 10-year-old outdoor AC unit located in backyard. Performed full system inspection including blower motor assembly, control board functionality, electrical connections, and wiring harness integrity. All components found operating within normal parameters with no deficiencies noted at time of service.

Successfully installed a 75-gallon tall gas water heater in residential utility space. Connected copper supply and discharge piping to building plumbing system, ensured proper venting, and verified all connections for leaks. Applied plumbing identification sticker and completed installation under permit #26PLU-09624. Unit tested and confirmed operational.

Responded to service call for flue gas spillage issue affecting water heater in basement mechanical room. Upon arrival, accessed property via lockbox and performed combustion safety inspection of heating equipment and venting system. Identified improper draft conditions causing combustion gases to spill from water heater flue rather than exhausting properly through vent system. Documented existing conditions with photos showing dual water heater installation, HVAC ductwork configuration, and Bradford White 75-gallon natural gas water heater (Model RG275H6N) with visible manufacturer specifications and safety labeling. Issue required further assessment and corrective action to ensure safe operation and proper venting of combustion appliances per code requirements.

Responded to no cooling complaint in single room following recent system installation. Upon arrival, inspected affected area and located improperly connected or disconnected supply ductwork in ceiling plenum space. Verified vent register in room was not receiving adequate airflow from main AC system. Accessed attic/ceiling area, identified disconnected flexible duct run, and properly reconnected ductwork to supply plenum ensuring secure connection and proper airflow path. Verified system operation and confirmed adequate cooling airflow now present at room register. System restored to proper operation with all zones cooling effectively.

Responded to a clogged drain issue in the basement utility area where a pipe from the outside exhibited an opening at the point of blockage, accompanied by condensation buildup. Inspected the white vertical drainage pipe and associated valve fitting near the utility sink, documented the condition of the plumbing system, and assessed the exterior pipe penetration point to determine the extent of the clog and moisture intrusion.

Replaced defective swivel tee and associated ductwork fittings in HVAC system. Installed new 7x4x4 swivel tee, 7" tee, 7-3" reducer, sections of 4" and 3" pipe, along with multiple 90-degree elbows to restore proper airflow and eliminate moisture condensation issues observed at connection points. Removed and disposed of failed components, ensuring all new ductwork connections were properly sealed and secured.

Responded to no cooling call on residential HVAC unit over 10 years old located on side of home. Upon inspection, accessed interior components and evaluated blower motor assembly, capacitor, and control board connections. Documented existing system condition showing age-related wear, rust spotting on interior panel, and multiple wire connections to circuit board for service records.

# HVAC Service Call - No Cooling Condition Responded to service call for residential air conditioning system not cooling. Property has two units, both over 10 years old, located in backyard area. This was a new customer diagnostic service call. ## Work Performed Upon arrival, conducted visual inspection of outdoor condensing units. Accessed indoor air handler compartment and inspected electrical connections, blower motor assembly, and wiring. Multiple wire splices with wire nuts were present in the air handler cabinet, indicating previous repair work. Blower motor and associated wiring showed signs of age and dust accumulation. Connected Fieldpiece SMAN digital manifold gauges to condensing unit service ports to evaluate system pressures and temperatures. System is charged with R410A refrigerant. Recorded operating pressures with high side reading 184.0 psig. Temperature measurements showed 91.1°F and 69°F readings, indicating system performance issues. Additional diagnostic readin