The Urban HVAC Experts for Wilmington, DE, Homes

Upon arrival, the AC system was inactive with the thermostat in the off position. After turning the AC on, I discovered no 24-volt power at the outdoor unit. Further inspection revealed a faulty EZ trap head, which was cutting power to the outdoor unit. The float switch was neither up nor stuck open, and there was no continuity when the switch was disengaged. I replaced the EZ trap under warranty, resolving the issue. The system is now operational. Job completed with code 0751.

I successfully replaced two high-efficiency, gold-rated air conditioning units. The process involved removing the old systems, installing new units, ensuring proper refrigerant levels, and conducting thorough testing to confirm optimal performance. Both units were configured to meet energy efficiency standards, providing enhanced cooling and comfort. The job was completed with attention to detail and adherence to safety protocols.

During the service, I identified condensation dripping from the master bedroom wall-mounted unit's refrigerant line. Inspection revealed an improperly sealed wall penetration, allowing warm, humid air to infiltrate and cause condensation. Additionally, sections of the refrigerant lines lacked sufficient insulation. I insulated the refrigerant lines and applied foam sealant to the wall penetration to prevent air infiltration and condensation. After repairs, I tested the system and monitored the unit to ensure no further condensation occurred. I also inspected the other two second-floor wall-mounted units, finding no issues. To access the Daikin wall unit, I removed a section of quarter-round molding to access the unit cover and cabinet assembly. The system is now functioning properly.

I installed a new UV light bulb and meticulously cleaned any bacterial growth from the HVAC unit and the UV system. Following this, I applied a duct sanitizer and allowed the unit to run for an additional 30 minutes. During this period, I inspected the unit and tested it in all modes. While testing, I received an alert for a system update, which I promptly performed twice. After updating, I repeated the tests to ensure all unit functions were operating within the manufacturer's specifications, confirming no faults or error codes. I observed the thermostat temperature decrease from 82 °F to 80 °F, with the unit continuing to cool to 77 °F.

Recently, I successfully completed a comprehensive HVAC service project involving the replacement of an aging Gold heat pump. The process began with a thorough inspection of the existing system to identify any issues. Following this, the old heat pump was carefully removed and disposed of in an environmentally responsible manner. A new Gold heat pump was then installed, ensuring optimal performance and energy efficiency. In addition to the replacement, I performed a complete duct cleaning to eliminate dust, debris, and contaminants, enhancing indoor air quality. Finally, the AeroSeal system was applied to seal and insulate the ductwork, preventing air leaks and ensuring the system operates at peak efficiency.

Upon arrival, I assessed the system and found it operational but inadequately cooling. A temperature split Delta T of only 5°F across the evaporator coil indicated an issue. Using an electronic leak detector, I performed a complete refrigerant leak inspection and found none. The refrigerant directional valve was verified to be functioning correctly. Recorded conditions showed suction pressure at 95 PSI, liquid pressure at 255 PSI, and an outdoor ambient temperature of 86°F. The compressor's actual amperage was lower than expected, and the capacitor values were slightly off specifications. Diagnostic testing revealed a malfunctioning refrigerant pressure control system, which is hindering proper refrigerant flow and system capacity, leading to poor cooling performance. I recommend replacing the refrigerant pressure control system to restore optimal operation and cooling performance.

R2C measured at 10, R2S at 1.9, and S2C at 7.2. These readings indicated a fault in the system's electrical integrity. The team promptly addressed the issue by isolating the faulty components and ensuring the system was safely disconnected from power. After thorough testing, the faulty parts were replaced, and the system was reassembled. Post-repair tests confirmed the resolution of the short to ground, restoring the system's functionality.

Upon inspection, I identified condensation at the lineset connections, which can lead to efficiency issues and potential damage. I carefully removed the foam insulation and examined the joints and seams. After cleaning the area, I applied a high-quality foam sealant to ensure a tight, leak-proof seal. I then reinstalled the covers, making sure they were securely fastened. Finally, I recaulked the joints around the unit covers to prevent any future moisture infiltration, ensuring the system operates efficiently and reliably.

I completed the commissioning and operational verification of a newly installed HVAC system. The furnace operates on natural gas with a line voltage of 120V, achieving an external static pressure of 0.55 in. w.c. High fire gas manifold pressure is 3.5 in. w.c., and the supply air temperature is 132°F. Low fire settings show a gas manifold pressure of 1.9 in. w.c. and a supply air temperature of 125°F, with a temperature split delta T of 20°F. The condensing unit operates on 242V, with resistance readings of R2/C at 0.8 Ohms, R2/S at 2.3 Ohms, and S2/C at 1.4 Ohms. The refrigerant pumping system is rated at 13.4 Amps but measured at 8.5 Amps, with an LRA of 83.3 Amps (actual 88.2 Amps). The system is functioning as intended. A return visit is required to install remaining clips and fasteners, and to straighten and secure the refrigerant piping.

I conducted a thorough cleaning and inspection of the air conditioning system, focusing on both the indoor and outdoor units. The evaporator and condenser coils, along with the unit cabinets, were cleaned to ensure optimal airflow and heat transfer efficiency. All high- and low-voltage wiring and electrical connections were inspected and found to be secure with no visible defects. The condensate drains and safety controls were tested and verified to be functioning correctly. The system was operated and tested in both cooling and heating modes, with all components performing within normal specifications. However, the UV system requires a new bulb, and I will return to complete the repair once the part arrives.

I returned to address issues with the refrigerant system. After thorough repairs, I meticulously checked the system for proper operation. The unit is now efficiently cooling, ensuring optimal performance. The refrigerant system has been rejuvenated, and all components are functioning as intended. The job was completed to the highest standards, restoring full functionality.

Upon arrival, the system was operational and cooling as expected. I replaced the old thermostat with a new Elite S1200 model, ensuring proper removal of the previous unit. The 24v wiring at both the furnace and thermostat was meticulously re-established. I then connected the customer's smartphone app to the new thermostat, enabling remote control and monitoring. After confirming all operations were functioning correctly, I completed the installation. Payment was collected during the previous visit.

During the service, I conducted a thorough rejuvenation of the club's system. The system was meticulously cleaned and tested to ensure optimal performance. Although the system is aging, it continues to operate efficiently. However, noticeable rust on the indoor coil, a common area for refrigerant leaks, was observed. Apart from this, no other significant issues were found. The customer requested a follow-up visit from a Field Supervisor, preferably Steve, to discuss potential replacement options for the unit. Due to the late hour, the customer was unable to meet today.

Upon inspection, the air conditioning system was not cooling effectively. The indoor coil was found to be freezing, indicating a potential issue. The outdoor unit was cycling on and off every 30-40 seconds, which was caused by the low-pressure switch opening and closing. I thoroughly examined all joints and connections but did not find any visible signs of a leak. To ensure a comprehensive evaluation, a more detailed leak search will be necessary. Once the leak is located, the appropriate repairs will be made to restore the system's functionality and efficiency.

We completed a project involving the removal and replacement of a section of drywall. The area measured 12 feet by 20 feet, requiring careful demolition to ensure minimal damage to the surrounding structure. We meticulously removed the old drywall and installed new sheets, ensuring a smooth and even finish. The total clearance achieved was 80 inches, providing ample space for any future installations or repairs. Our team paid close attention to detail, ensuring that the new drywall was securely fastened and free of any imperfections. The result was a clean, professional finish that met the highest standards of quality.

Upon arrival, the AC was set to 74°F and functioning well, but the customer was concerned about humidity. The system includes a UV light and a continuously running fan for air circulation and treatment. The furnace, located near a condensing water heater, French drain, humidifier, and HVAC system, was pulling in basement air, resulting in 72% humidity. I sealed the return grills with metal tape to prevent basement air from entering. I quoted $1,292 to upgrade the thermostat for dehumidification, pending thermostat order.

Today, I completed a comprehensive rejuvenation of a heat pump system. The process began with a thorough cleaning of both the indoor and outdoor units. Following the cleaning, I tested the system in cooling mode to ensure all components were functioning correctly. Although the system is operational, it is not performing efficiently, particularly in terms of supply temperatures. The outdoor unit exhibits signs of impending failure, yet it remains functional. Amperage tests revealed that the unit is drawing significantly less current than rated, indicating it is underperforming. Secondary electronics were found to be within acceptable parameters, and no immediate repairs are recommended. Steve Podesta joined me on-site to discuss potential replacement options and explore warranty coverage.

Today, I conducted a comprehensive rejuvenation of a heat pump system, focusing on its club functionality. The rejuvenation process included thorough cleaning and inspection of all components, ensuring optimal performance. I tested the system in cooling mode, verifying its efficiency and operational integrity. The system responded well, with no irregularities detected. All modes were checked to ensure seamless functionality. The heat pump was found to be in excellent condition, operating efficiently without any major concerns. The system was fully operational in all modes before concluding the service.

I performed a comprehensive maintenance check on the AC components of a gas furnace. The initial Delta T was 15, and I replaced the filter, labeling it with the current date. Voltages and amps were confirmed to be within acceptable ranges. The interior of the air handler was thoroughly cleaned. Although I couldn't inspect the heat exchanger with my camera, I conducted a level one blower cleaning. The outdoor unit operated in cooling mode, with voltages and amps also within range. However, the voltage enhancement system was out of range, reading 36mfd instead of the rated 40mfd +-5%. I recommend replacing this system. The coil was sprayed with water to remove trapped debris from the fins.

I conducted a comprehensive maintenance check on the AC components of a gas furnace and a mini split system. The gas furnace's Delta T reached 21 degrees, and I changed the filter and flushed the condensate line. The air handler and indoor coil drain pan were cleaned. The mini split's Delta T was 20 degrees, with clean filters, and the indoor head was wiped down. The outdoor units operated in cooling mode, with voltages and amps within range. The mini split's coil was sprayed with water to remove debris.

I meticulously cleaned the Gold club equipment, ensuring all surfaces were free from dust and debris. I then rejuvenated the voltage enhancement components, carefully inspecting and replacing any worn-out parts. After thorough testing, I confirmed that the system is now operating efficiently and reliably. The cleaning process improved the overall performance and longevity of the equipment, and the voltage enhancement components are now functioning optimally. The system is currently running smoothly.

I conducted a thorough cleaning and inspection of both air conditioning systems. Tasks included cleaning evaporator and condenser coils, and unit cabinets to ensure optimal airflow and heat transfer efficiency. All high- and low-voltage wiring and electrical connections were inspected and found secure. Both systems were tested in cooling and heating modes. System #1 had a 21°F temperature split, clear drain line, and passed all inspections. System #2 had a 20°F temperature split, clear drain line, and passed all inspections. Outdoor units were also tested and found to be operating correctly.

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a 12x12x8 duct, an 8x14x2 duct, and a 6x2 duct. Each duct was precisely cut, fitted, and sealed to maintain system integrity and prevent air leaks. The system was balanced to ensure even distribution of conditioned air throughout the space. All components were tested for functionality and efficiency, guaranteeing a reliable and comfortable environment.

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