Expert Prairieville, LA

# VIJ - AC Maintenance Completed annual cooling maintenance and inspection on residential air conditioning system. Customer reported unit running approximately 18 hours daily but maintaining adequate cooling performance. Performed comprehensive system evaluation including electrical diagnostics using clamp meter to verify amperage draw and confirm proper compressor operation. All electrical readings measured within normal operating parameters at 0.26 reading observed during testing. Conducted thorough inspection of attic-mounted air handler and associated ductwork. Verified proper installation of flexible HVAC ductwork and condensate drain lines. Observed adequate attic insulation coverage with vapor barrier protection in place. All mechanical components, refrigerant lines, and PVC condensate piping showed no visible signs of damage or deterioration. System is operating as designed with no mechanical deficiencies identified. Extended runtime is consistent with current cooling dema

Responded to customer complaint of loud buzzing noise from outdoor condensing unit on downstairs system. Upon arrival, performed diagnostic testing on affected unit using clamp meter and insulation resistance testing equipment. Measured electrical parameters including voltage (1008V reading) and current draw (149.2A reading) to identify source of abnormal noise. Conducted insulation resistance test using Supco megohmmeter to evaluate compressor winding integrity and electrical components. Test results indicated readings within acceptable range on insulation test. Both HVAC systems confirmed operational and providing adequate cooling at time of inspection. Documented findings with diagnostic equipment readings for service records.

Responded to service call for two separate cooling issues: mini split system that stopped cooling after customer-installed part replacement, and central air conditioning unit failing to reach setpoint temperature. Performed diagnostic evaluation on both systems using manifold gauges to measure refrigerant pressures and assess system performance. Mini split had cooled temporarily following previous repair but ceased operation completely. Central unit unable to maintain desired temperature of 73 degrees, reaching only 82 degrees during daytime operation and 78 degrees at night, with no visible signs of drain pan overflow or refrigerant line freezing on 2-3 year old installation.

Returned to property to complete installation of 12x8 supply grills on previously installed ductwork. Verified rough opening dimensions and retrieved face plates from supplier. Successfully installed supply register face plates onto existing ceiling openings, completing the original installation work.

Responded to no cooling call where system was running but blowing warm air. Upon arrival, performed diagnostic testing on outdoor condensing unit using clamp meter. Measured compressor amperage at 52.9 amps and fan motor drawing 35.52 amps. Verified condenser fan motor operation and inspected capacitor condition. No refrigerant line icing observed at time of inspection. System operational with airflow confirmed through outdoor unit fan assembly.

Responded to customer concern regarding air conditioning system unable to maintain desired temperature of 77 degrees, with unit running continuously but only cooling to 79 degrees. Performed comprehensive AC system inspection using digital multimeter and manifold gauge set to measure electrical parameters and refrigerant pressures. Tested system performance, verified operational status of all components, and documented findings with equipment readings to ensure proper system function during extreme heat conditions.

Completed installation of drain pan for outdoor air conditioning condenser unit. Applied sealant to ensure proper water containment and prevent potential water damage to surrounding areas. Unit tested and verified operational with new drain pan properly positioned beneath refrigerant lines.

Removed existing UV light system from HVAC unit and installed new dual defense UV system in attic space. Completed electrical connections, secured mounting hardware to ductwork, and verified proper operation of both UV lamps. System is functioning as designed to provide enhanced air purification.

Replaced failed compressor under warranty on HVAC system. Unit evacuated and pressure tested using refrigerant manifold and micron gauge to verify system integrity, with temperature and pressure readings monitored throughout the process to ensure proper installation specifications were met.

Completed HVAC system installation including TXV installation and replacement of liquid line dryer. Removed suction line dryer as part of system upgrade. All components installed to manufacturer specifications with proper insulation and drainage configuration verified operational.

Completed comprehensive maintenance service on four HVAC systems, performing thorough cleaning and detailed inspections of all units. During inspection, identified significant frost and ice accumulation on ductwork connections in attic space, indicating potential condensation issues or temperature differential problems requiring attention. Documented all findings with photographic evidence for service records.

Responded to report of microbial growth in bathroom and hallway ceiling areas attributed to suspected plenum leak near air handler. Performed pressure testing using dual port manometer, recording static pressure readings to assess ductwork integrity and identify potential condensation sources. Customer reported excessive humidity levels and previous assessment indicating plenum leak causing sweating and moisture infiltration into ductwork, with bathroom area showing most severe growth conditions.

Completed HVAC installation including cutting and installing flexible ductwork for multiple supply runs in attic space with proper support strapping and fasteners. Installed remote return air vent with grille cover, ensuring proper airflow integration with existing system.

# After Hours Emergency AC Service Responded to after-hours no-cooling call for elderly customer whose outdoor unit was not operating. Upon arrival, performed diagnostic testing using refrigerant manifold and micron gauge, which revealed system pressures of 940 psi suction, 803 psi discharge, and temperatures ranging from 47.2°F to 171°F. Accessed condensing unit electrical components and utilized Supco diagnostic testing equipment to troubleshoot control circuit. Identified failed start component preventing compressor operation. Replaced defective hard start capacitor from service vehicle stock, restored power to unit, and verified proper system operation with normal pressure and temperature readings. Cycled system multiple times to confirm reliable compressor engagement. Customer's regular HVAC contractor currently unavailable, so provided temporary emergency repair to restore cooling. Discussed preventative maintenance program options with homeowner. System operational at time of d

Removed two existing HVAC systems and installed a single 3-ton deluxe electric system to consolidate home heating and cooling. Reused existing 3-ton line set and carefully preserved the removed 3-ton Rheem unit per customer request for resale. Installed new 6-foot supply plenum, upgraded return plenum, mixing box, and specialty transition. Cut in new ductwork including 10x8x8 supply runs to two back bedrooms and attempted 12x12 return installation in master bedroom. Installed flex duct for multiple supply runs and remote return. Performed air balancing adjustments to optimize system performance with existing ductwork. Documented serial numbers and completed installation with photographs.

Responded to service call for 2.5 ton residential air conditioning system experiencing condenser failure and continuous blower operation. Upon arrival, confirmed outdoor condenser unit would not engage while indoor blower motor continued running after thermostat cycle completion. Performed diagnostic evaluation of electrical components including recently replaced capacitor. Utilized thermal imaging equipment to assess supply air temperature at register, confirming inadequate cooling with center temperature reading of 62.4°F. Inspected blower motor assembly and verified proper mounting and electrical connections. Evaluated refrigerant charge levels as requested and checked system operation parameters.

Responded to no-cooling call on residential HVAC system. Customer reported outdoor condenser fan not operating on one of two systems. Upon arrival, performed visual inspection of outdoor unit electrical components and identified failed dual-run capacitor. Conducted thermal imaging scan of affected area to verify temperature differentials and confirm lack of compressor operation due to capacitor failure. Documented existing wiring configuration showing connections between capacitor, contactor, and system components. Advised customer of findings and provided repair options to restore system functionality.

Performed comprehensive inspection of two commercial air conditioning units for prospective property buyer to assess current operational status and remaining equipment lifespan. Conducted thorough visual examination of all accessible components including electrical connections, capacitors, blower assemblies, and ductwork. Documented equipment condition through photographic evidence showing dual-rated capacitor (30+5 μF, 370/440 VAC), wiring configurations, and blower motor housings with ventilation components. Both units showed normal operational wear with minor dust accumulation on surfaces and mechanical components. Provided detailed assessment of system condition and estimated remaining service life to assist with property purchase decision.

Responded to callback for recurring condensate drain pan overflow issue. Previous drain line clearing performed earlier in week proved ineffective as pan continued filling with water overnight. Upon arrival, inspected attic-mounted air handler and condensate drainage system. Found primary drain line experiencing persistent blockage despite prior service attempt. Cleared obstruction from condensate line, verified proper drainage flow, and tested system operation to ensure pan draining correctly.

Responded to no-cooling call where indoor blower was operating but outdoor compressor remained off despite recent capacitor replacement and new thermostat installation. Performed diagnostic inspection of outdoor condensing unit and indoor air handler components. Documented equipment condition with photographs showing outdoor unit exterior and indoor mechanical components including condensate pump and associated wiring connections for further evaluation and repair recommendations.

Responded to warranty callback for AC system previously serviced for failed motor and compressor diagnosis. Upon arrival, performed comprehensive system diagnostics using digital manifold gauges to measure refrigerant pressures and temperatures on outdoor condensing unit. Verified operation of recently replaced motor and conducted compressor performance testing to determine root cause of system failure and validate previous diagnosis against second opinion findings.

Completed annual cooling maintenance on two HVAC systems as part of recurring service agreement. Performed comprehensive VIJ (visual inspection and journeyman) maintenance protocol on both units, including filter inspection and replacement, coil cleaning, refrigerant level verification, electrical connection testing, thermostat calibration, and condensate drain line clearing. Verified proper system operation and airflow on both units. All components found to be functioning within manufacturer specifications. Third system previously serviced by another technician and not included in this visit. Coordinated arrival time with property occupant as requested. Both systems left in optimal operating condition for cooling season.

Responded to no cooling call on 2009 HVAC system with condenser unit not operating. Upon arrival, confirmed air handler running properly while outdoor unit failed to start. Performed diagnostic inspection of condenser unit and identified failed capacitor as root cause of system failure. Photographed capacitor showing visible signs of aging, discoloration, and deterioration with multiple wire connections intact. Inspected electrical connections and verified proper wiring configuration. Observed significant rust and corrosion throughout outdoor unit framework and coil assembly, indicating extended exposure to environmental elements and moisture. Heat exchanger fins appeared relatively clean despite advanced corrosion on surrounding metal supports and brackets. Discussed membership program options with customer for consideration.

Conducted estimate for HVAC system replacement in enclosed garage area. Customer currently operates two separate systems and requested evaluation for consolidating to a single, larger-capacity unit to serve the entire residence. Assessed existing dual condenser setup positioned on exterior concrete pads, documented current equipment condition showing age-related weathering and operational wear. Performed load calculations and ductwork measurements including return air, air handler clearances, and plenum dimensions to determine proper system sizing and installation requirements for whole-house coverage.

# Install - Large Completion Summary Completed installation of 3-ton Amana evaporator coil replacement in attic space. Removed existing coil and installed new unit with supply plenum and return plenum modifications. Air handler positioned on OSB platform with proper clearances maintained for service access. Connected insulated flexible ductwork to new supply plenum, ensuring proper sealing at all connection points. Routed refrigerant lines and electrical connections per manufacturer specifications. Verified all ductwork connections secure and properly supported by wooden framing members. Installation includes updated labeling and warning placards on equipment. System positioned for optimal airflow distribution throughout residence with all components properly secured to structural framing.