Heating and Cooling Ypsilanti

Completed comprehensive city certification inspection on a 9-year-old furnace system (Model R801SA075417ZSB, manufactured 11/2016) located in utility closet. Performed full system tune-up including combustion analysis which revealed proper operation with O2 at 6.9%, CO at 32 ppm, efficiency at 82.3%, CO2 at 7.9%, and stack temperature at 351°F. Inspected and evaluated humidifier, thermostat, and hot water tank as part of rental property certification requirements, with all components functioning within acceptable parameters and system tagged accordingly for city compliance.

Completed comprehensive Gold Furnace Inspection on a 10-year-old unit located in the basement. All systems verified operational, including heat exchanger, blower motor assembly, electrical connections, and venting components. Documented equipment condition with detailed photography of internal components for maintenance records.

Completed scheduled filter change on commercial rooftop unit requiring lift access. Replaced three pleated air filters and documented significant rust deterioration on interior access panel and equipment housing, indicating potential moisture intrusion that may require future attention. Unit operational upon completion with improved airflow following filter replacement.

Completed comprehensive HVAC system estimate for replacement of 22-year-old Carrier ground-level unit. Assessed existing equipment configuration in basement utility area, documented current ductwork layout and connections, and photographed installation conditions to provide accurate full system replacement recommendations for aging heating and cooling equipment that has reached end of service life.

Responded to callback for boiler system with reported leak and improper wiring concerns on equipment under one year old. Inspected boiler installation in basement, verified all electrical connections per manufacturer specifications, and examined copper piping connections at pump assembly and water heater interface. Straightened and repositioned copper supply line that had been previously installed at improper angle, ensuring proper pitch and support. Tightened compression fittings at brass connections, tested system for leaks under operating pressure, and confirmed no active water discharge from piping or pump assembly. Verified circulator pump operation and pressure gauge readings within normal parameters. System tested and operational with no leaks detected at time of departure.

Conducted on-site estimate for new mini split installation in garage area of property currently under construction or renovation. Assessed electrical panel capacity and available circuits, evaluated optimal placement for indoor and outdoor unit components considering exposed framing and unfinished walls, and determined routing requirements for refrigerant lines, condensate drainage, and electrical connections in space with exposed ceiling joists and OSB sheathing.

Installed ground fault circuit interrupter (GFI) outlet on exterior wall of residence. New GFI receptacle was mounted in weatherproof junction box on vinyl siding to provide code-compliant protection for outdoor electrical circuits. Installation completed and tested for proper operation.

Installed air handler unit per manufacturer specifications. Unpacked MDX-ES2AYK model equipment and verified all components were present before installation. Documented installation with photos for service records.

Completed comprehensive Gold AC Inspection on a 10-year-old Bryant outdoor condenser unit. Performed full system tune-up including inspection of compressor operation, refrigerant levels, electrical connections, condenser coil cleaning, fan motor assessment, and verification of proper airflow through the top-mounted fan assembly. Unit operational with all components functioning within normal parameters; electrical disconnect and refrigerant lines inspected and found secure.

Completed comprehensive Gold AC inspection on 15-year-old residential air conditioning system with outdoor condenser unit located on exterior concrete pad and air handler in basement. Performed multi-point system evaluation including electrical diagnostics with clamp meter recording voltage at 118.6V, visual inspection of condenser unit confirming proper airflow through louvers and fan grille, and verification of refrigerant lines and condensate drainage. Unit found operating within normal parameters with no immediate service needs identified; condenser exterior shows normal weathering consistent with age, concrete pad structurally sound, and all components functioning as designed.

Completed comprehensive Gold AC Inspection on 10-year-old residential air conditioning system. Performed full system evaluation including condenser unit examination, refrigerant line inspection, electrical connections check, and operational testing. All components found functioning within normal parameters with no deficiencies noted; system operating efficiently with proper airflow and cooling capacity confirmed.

Responded to no cooling complaint for office area rooftop unit at commercial facility. Accessed RTU via ladder to diagnose air conditioning system not providing adequate cooling. Upon inspection, identified and resolved cooling deficiency, restoring proper airflow and temperature control to the office space.

Responded to callback for leaking relief valve on water heater that was previously installed. Inspected the temperature and pressure relief valve assembly and associated copper piping beneath the unit. Identified source of leak at the relief valve discharge connection. Tightened fittings and verified proper operation of both red-handled and yellow-handled shut-off valves in the system. Tested relief valve for proper seating and confirmed leak was resolved with no further discharge observed.

Completed toilet installation in residential bathroom, securing unit to flange and connecting water supply line. Verified proper flush operation, checked for leaks at all connection points, and confirmed stable mounting to ensure optimal performance.

Responded to master bathroom toilet seal failure in 35-year-old residence where issue had persisted for over one week. Accessed plumbing system through ceiling cavity below fixture, inspecting PVC drainage lines, copper supply lines, and wax ring seal at floor flange. Replaced deteriorated wax ring seal and reinstalled toilet to manufacturer specifications, ensuring proper compression and watertight connection. Verified all connections for leaks, confirmed proper bowl operation, and documented pre-repair and post-access conditions with photographic evidence of work area and exposed plumbing infrastructure.

Completed comprehensive Gold AC Inspection on 10-year-old R-410A cooling system with basement air handler installation. Performed electrical diagnostics using digital multimeter to verify proper voltage and amperage at capacitor and control board connections. Measured system pressures and temperatures using calibrated gauges, recording low-side pressure at 105.6 psig with 34.2°F saturation temperature and high-side pressure at 286.8 psig with 92.8°F saturation temperature. Calculated superheat at 9.1°F (target 5.0°F) and subcooling at 16.7°F (target 14.0°F), indicating system is operating within acceptable parameters with slightly elevated superheat. System confirmed operational and cooling effectively at time of inspection.

Performed scheduled commercial HVAC maintenance on rooftop Bryant Legacy packaged unit per maintenance agreement. Conducted comprehensive system inspection, verified operational status of all components including condenser coil and fan assembly, and documented equipment condition through photographic records. Filters to be replaced upon delivery to site.

Responded to persistent water leak reported from previous appointment. Accessed plumbing system through wall opening to expose copper supply lines and PVC drain components. Identified water damage on surrounding wood framing and subflooring, indicating ongoing moisture intrusion requiring repair of affected plumbing connections and potential replacement of damaged building materials.

Responded to service call for leaking hot water supply line on commercial water heater serving six apartment units located in mechanical room. Upon arrival, inspected copper supply piping and identified active leak at corroded connection point near base of vertical supply line. Copper piping exhibited significant oxidation, green patina buildup, and corrosion damage consistent with long-term moisture exposure and age-related deterioration. Wall surfaces and flooring around piping showed evidence of water damage and staining from ongoing leak. Shut down water supply to affected heater to prevent further water damage. Assessed extent of corrosion on vertical copper runs and determined compromised pipe sections required replacement to restore system integrity. Documented existing conditions including corroded pipe sections, deteriorated fittings, and water-damaged surrounding areas for repair recommendations. Provided assessment that hot water supply piping system requires replacement of

Responded to a water leak complaint originating from a pipe located directly beneath the shower unit. Upon inspection, identified the source of the leak in the shower plumbing system and assessed the affected area, including the adjacent closet space where water intrusion was evident. Completed necessary repairs to eliminate the leak and restore proper function to the shower plumbing assembly.