Top-Rated Heating, Cooling in Lexington, KY

Responded to no-cool callback on recently installed whole-house AC unit displaying error code 434. Upon arrival, performed comprehensive electrical diagnostics using digital multimeter to test voltage and circuit integrity at outdoor unit control board. Measured low-voltage control circuits and verified power supply to system components. Inspected circuit board connections, capacitors, and wiring terminations for proper installation and secure connections. Tested system operation and monitored for fault code recurrence. Identified intermittent electrical issue related to control board or breaker interaction causing system shutdown. System operating at time of departure but recommended monitoring for code reoccurrence due to recurring nature of fault. All findings documented with diagnostic photos showing multimeter readings and control panel inspection. Unit remains under warranty coverage.

Completed residential installation of Lennox 2-ton 14.7 SEER2 air conditioning system for second floor, including ML14KC1-024-230 condenser unit and CK40HT-24B-71 evaporator coil. Removed and disposed of existing heavily rusted AC unit that showed significant deterioration on exterior casing and fan grille. Installed new condenser on existing gravel pad against exterior wall with proper clearances, connected refrigerant lines to new evaporator coil in attic location, and exercised caution around existing condensate line and 90% furnace flue during coil installation. Utilized existing thermostat for system control. Evacuated refrigerant lines to proper vacuum levels, charged system to manufacturer specifications, and verified proper refrigerant pressures and temperatures using calibrated gauges. Tested system operation and confirmed adequate airflow and cooling performance. Secured all necessary permits and ensured installation met current code requirements. Existing equipment removed f

Responded to no cooling complaint on 6-year-old electric AC system with outdoor unit repeatedly tripping breaker. Performed electrical diagnostics using clamp meter at outdoor unit, measuring voltage and amperage at compressor circuit and control board connections. Found abnormal current draw indicating potential compressor short or failed run capacitor causing overcurrent condition and breaker trips.

Completed installation of Friedrich 12,000 BTU ductless mini-split system (model FPHSR12A3D outdoor unit, FAHFW12A3D indoor wall-mount unit) at residential property. Positioned outdoor condenser on ground-level composite pad with mounting feet adjacent to existing HVAC equipment per homeowner request, avoiding wall-mounted installation. Installed dedicated 220V 20-amp electrical circuit with disconnect box, electrical whip kit, and proper conduit routing along exterior siding. Ran refrigerant lines with insulation between outdoor and indoor units, completed vacuum and pressure testing, and charged system to manufacturer specifications. Mounted indoor wall unit, established electrical and refrigerant connections, and verified proper operation of heating and cooling functions. Installation includes applicable permits and meets code compliance requirements, with 1-year labor warranty and 10-year parts warranty coverage.

Responded to report of icing on furnace component while both heating and cooling systems remained operational. Upon arrival, performed comprehensive system inspection of outdoor condensing unit and refrigerant circuit. Utilized calibrated refrigerant scale to verify system charge levels and diagnose potential causes of ice formation. Inspected condenser unit exterior components, refrigerant lines, and electrical connections. Assessed R-410A refrigerant specifications and system performance parameters. Documented equipment condition with photographic evidence showing outdoor unit installation, refrigerant line routing, and measurement equipment readings. Systems found operating within normal parameters at time of inspection with no active icing present on accessible components.

Responded to non-urgent service call for insufficient cooling on 12-year-old air conditioning system. Upon arrival, confirmed unit was operational but not meeting desired temperature setpoint. Connected manifold gauge set to service ports and recorded refrigerant pressures on both high and low sides. Utilized digital clamp meter to measure compressor amperage draw, which registered within acceptable range at 9.0-9.8 amps. Performed comprehensive system diagnostics including visual inspection of condenser fan assembly, verification of proper fan motor operation, and assessment of overall condenser unit condition. Based on pressure readings and electrical measurements, determined system refrigerant charge and compressor performance were adequate. Completed full system evaluation and provided findings to customer regarding 12-year-old equipment performance characteristics.

# HVAC No Cooling Diagnostic - Bryant System Responded to service call for Bryant HVAC system experiencing inadequate cooling performance during daytime hours. Upon arrival, observed thermostat set to 75°F with room temperature reading 84°F in cooling mode, confirming insufficient cooling capacity. Conducted comprehensive system inspection beginning with attic-mounted air handler unit. Verified air handler operational status and examined ductwork installation throughout attic space. Inspected flexible duct connections and assessed insulation coverage on supply and return lines. Evaluated airflow from supply registers and checked for proper distribution throughout conditioned space. Performed visual inspection of indoor unit components, checking for proper refrigerant line connections, condensate drainage, and electrical connections. Assessed blower motor operation and filter condition to rule out airflow restrictions. Documented system configuration with photos showing air handler

Responded to no cooling call on 7-year-old rooftop electric AC unit with blank thermostat and no airflow. Upon arrival, found unit completely inoperative with no power to control board. Inspected rooftop unit compartment and located control module assembly with three stacked interface panels. Discovered failed transformer in middle control module, evidenced by burnt wiring connections and no voltage output to low-voltage circuits. Transformer failure resulted in complete loss of power to thermostat, control board, and all system components, explaining blank thermostat display and lack of airflow. Replaced defective transformer and repaired damaged wire connections at terminal block. Restored power to control circuits and verified proper voltage at thermostat terminals. Cycled system through all operational modes to confirm proper function of blower motor, compressor, and control sequences. Inspected evaporator coil and noted moderate dust accumulation but adequate airflow. Checked refr

Responded to no heat call on mini split system less than 10 years old. Upon inspection, located cracked drain tubing in basement that was previously identified as running from upstairs mini split head unit down through wall cavity to condensation pump for main floor system. Repaired damaged drain line section in basement to eliminate water leakage on basement floor and restore proper condensate drainage to pump. System tested and verified operational with proper drain function restored.

Responded to no cooling complaint on 2-year-old electric air conditioning system with upstairs unit not cooling and outdoor condenser failing to engage. Upon arrival, discovered electrical issue requiring access through interior wall to reach wiring servicing the outdoor unit. Successfully diagnosed and resolved power supply problem to condenser, restoring proper system operation and cooling function to upper level.

Responded to no cooling complaint on 3-year-old electric heat pump system. Accessed attic-mounted air handler unit and performed diagnostic evaluation for suspected refrigerant leak. Inspected ductwork connections, refrigerant lines, and condensate drainage system. Verified airflow from supply vents and checked system operation. Documented equipment condition and installation configuration for repair recommendations.

Completed routine plumbing inspection of bathroom fixtures during scheduled maintenance window. Tested water flow and drainage at decorative basin sink with chrome cross-handle faucet, verified proper operation of drain assembly, and documented fixture conditions with no issues identified requiring immediate attention.

Completed preventive maintenance tune-up on a 4-year-old heat pump system with rooftop condenser unit and air handler located in bedroom closet. Performed comprehensive inspection of outdoor unit including electrical connections, refrigerant lines, and heat exchange components, verified proper operation of all mechanical systems, and conducted standard maintenance procedures per club membership agreement.

Responded to emergency call for non-operational sump pump with water backup in basement sump pit of 1940s-era home. Upon inspection, accessed crawlspace utility area and assessed sump pump system including discharge piping and electrical connections. Diagnosed pump failure, performed necessary repairs to restore functionality, and verified proper operation with successful water discharge through existing PVC drainage system, eliminating standing water and restoring flood protection capability.

Responded to a no cooling call on a 10-year-old electric air conditioning system with indoor unit located in garage. Customer reported system blowing warm air with thermostat set to 77°F but indoor temperature reading 83°F. Upon arrival, performed complete system diagnostics using refrigerant manifold gauges and electrical testing equipment. Measured system pressures showing suction side at 107.2 PSIG and discharge side at 284.5 PSIG, indicating abnormal refrigerant pressures. Conducted electrical testing on system components to verify proper voltage and amperage readings. Identified cooling deficiency and documented system performance with diagnostic equipment readings for repair recommendations.

Responded to no cooling complaint on 9-year-old upstairs AC system that had run for 2-3 hours without producing cold air. Inspected air handler unit and associated components including condensate pump assembly with visible copper refrigerant lines, PVC drainage system, and ductwork. System had previous service history from approximately one month prior, indicating recurring issue requiring further diagnostic evaluation and repair to restore cooling capacity.

Completed residential HVAC installation of a Carrier 2-stage 18.2 SEER2 4-ton air conditioning system with matching evaporator coil. Installed AirEase model 26TPA848W003 outdoor condensing unit on new equipment pad with white gravel base adjacent to brick exterior. Basement evaporator coil model MA4821XMA installed with proper transition to existing ductwork. Installation included electrical whip kit, disconnect box, refrigerant line insulation, and filter drier. Installed SS2 coil drain safety water sensor and tested operation to verify proper function. Replaced Air Scrubber bulb in upstairs system to restore air purification functionality. Installed T-10 thermostat with room sensor for enhanced temperature control and system efficiency. Performed releveling service on second outdoor unit. Pumped R-410A refrigerant back into condenser, removed existing outdoor unit, prepared and leveled ground surface, installed new equipment pad with pump-up supports for proper drainage and stabili

Responded to no cooling complaint on 8-year-old Bryant electric air conditioning system with indoor unit located in attic. Upon arrival, confirmed indoor unit blowing room temperature air and outdoor condenser unit not operating. Performed diagnostic evaluation of outdoor unit positioned on wooden platform against exterior brick wall. Inspected condenser components including compressor, fan motor, capacitor, and contactor. Verified refrigerant line connections and electrical supply to unit. Identified failure preventing condenser operation and restored system to proper cooling function.

Successfully installed a Bryant Legacy 800SB36070M17 70,000 BTU 80% AFUE single-stage gas furnace in horizontal right configuration within crawl space. Removed and properly disposed of existing equipment, then positioned new unit on dirt floor beneath floor joists with appropriate clearances. Connected gas supply line with shutoff valve, installed copper refrigerant lines, and routed condensate drain tubing. Configured venting system per code requirements using single-wall 4" vent pipe with one elbow inside cabinet transitioning immediately to double-wall vent pipe, ensuring no wires or materials contacted vent components within unit cabinet. Connected supply and return ductwork using metallic flex duct with proper insulation. Completed all electrical connections and verified proper operation of blower motor, gas valve, and ignition system. Obtained necessary permits and ensured installation met all applicable building and mechanical codes for residential HVAC systems.

Replaced customer-supplied belt on commercial HVAC unit and rebuilt condensate drain line due to cracked trap. Installed new PVC drain piping with proper trap configuration to ensure adequate drainage and prevent future leaks.