Heating and Cooling Ann Arbor

Completed comprehensive Gold AC Inspection on 3-year-old outdoor condensing unit. Performed full system diagnostics including electrical measurements with digital multimeter to verify proper voltage, amperage, and capacitance values. All components tested within manufacturer specifications, refrigerant levels adequate, and unit operating efficiently with no deficiencies noted.

Responded to a water leak originating from the ground floor and manifesting in the basement. Performed diagnostic inspection to locate the source of the leak, which was traced to compromised plumbing lines in the first-floor bathroom area above the basement. Accessed the affected plumbing system through the basement ceiling to identify a burst section of copper supply line. Shut off the water supply, removed the damaged pipe section, and installed new copper piping with proper fittings and connections. Pressure tested the repaired system to ensure leak was eliminated and restored full water service to the residence.

Completed comprehensive Gold AC inspection on single-zone residential system with air handler located in basement. Outdoor condenser unit inspected and found to be in operational condition with less than 10 years of service, positioned on gravel pad with adequate clearance from surrounding lawn area. System confirmed operational at time of inspection with all components functioning as designed.

Responded to no cooling call and performed diagnostic evaluation of air conditioning system. Upon inspection, discovered outdoor unit condenser coil heavily blocked with oak leaves and organic debris, severely restricting airflow and preventing proper heat exchange. Cleared all debris from condenser unit and surrounding area, verified system operation, and restored normal cooling function.

Completed annual AC tune-up on one-year-old outdoor unit as part of Gold Plan prepaid maintenance. Performed comprehensive system inspection, verified proper operation of all components, checked refrigerant levels, cleaned condenser coils, and confirmed optimal airflow through the unit. System operating within manufacturer specifications with no issues identified.

Completed comprehensive Gold-level preventive maintenance inspection on a 14-year-old Trane residential air conditioning system. Unit showed no reported operational issues prior to service. Performed thorough visual examination of outdoor condenser unit, confirming proper installation on concrete pad with adequate clearance and airflow. Inspected electrical connections, refrigerant lines, and condensate drainage components. Verified all safety labels and manufacturer specifications remained legible and intact. Unit appeared to be in normal operating condition consistent with age, with typical outdoor weathering on metal casing. Documented equipment condition through photographic records. System is scheduled for next maintenance in 2026.

Responded to no-cool call for rooftop commercial AC unit. Upon arrival, found outdoor condensing unit with heavily restricted airflow due to excessive dirt, dust, and lint accumulation on condenser coil fins. Unit age confirmed at 10+ years with R-22 refrigerant system. Documented equipment condition showing significant debris buildup compromising heat transfer efficiency. Advised customer of required condenser coil cleaning and comprehensive system evaluation to address cooling failure and reported refrigerant leak.

Responded to primary bedroom bathroom for leaking toilet shut-off valve that began leaking black water after homeowner turned off water supply to perform tank cleaning. Inspected toilet tank interior and identified deteriorated valve components causing continuous seepage. Replaced three shut-off valves in bathroom including the problematic toilet supply valve with new chrome angle stops and installed new braided stainless steel supply lines. Tested all connections for leaks, verified proper water flow and pressure, and confirmed all fixtures operating correctly with no further water seepage.

Responded to service call for air conditioning unit that would not shut off after reaching set temperature. Diagnosed faulty thermostat control circuit preventing proper communication between temperature sensor and compressor contactor. Inspected electrical control box containing circuit board, capacitors, and relay components; identified stuck contactor causing continuous compressor operation. Replaced defective contactor and verified proper system cycling, restoring normal operation with unit now shutting off at programmed temperature settings.

Completed installation of 40-gallon A.O. Smith ProMax residential water heater in basement utility area. Reconnected all plumbing connections including hot and cold water supply lines with copper and galvanized steel piping, installed pressure relief valve assembly with proper discharge piping, and integrated yellow-handled shut-off valves and red-handled isolation valves for system control. Verified all brass fittings and connections were secure, tested system operation, and confirmed no leaks at connection points. Unit installed on concrete floor with proper clearances maintained for ventilation and service access.

Completed scheduled commercial HVAC maintenance agreement service on two Trane packaged rooftop units. Performed comprehensive preventive maintenance inspections on both systems, including operational testing with diagnostic gauges to verify refrigerant pressures and system performance, visual inspection of electrical components and controls, examination of unit mounting and vibration dampening pads, and documentation of equipment condition through photographic records for maintenance history files.

Responded to service call for non-functioning bathroom faucet. Upon inspection, discovered severely corroded faucet supply line and deteriorated mounting hardware beneath sink. Removed failed components showing extensive rust damage and mineral buildup that had compromised water flow and fixture operation. Installed new chrome drain assembly, replaced P-trap with white PVC piping, and connected new braided stainless steel flexible supply lines to restore proper water delivery to faucet. Verified all connections for leaks, confirmed proper drainage function, and tested hot and cold water flow to ensure complete restoration of fixture operation.

Performed scheduled commercial HVAC maintenance on single Bryant Legacy Line rooftop unit (RTU). Inspected and verified proper installation of five blue pleated air filters in housing unit, confirmed filters in good condition with clean media. Documented equipment specifications, verified gas line connections, and assessed overall unit operation on flat roof installation. All system components found in satisfactory working condition during routine maintenance inspection.

Completed comprehensive Gold AC inspection on a 5-year-old residential air conditioning system with outdoor condensing unit and basement-located air handler. Performed thorough visual examination of exterior condenser unit, verifying proper installation on equipment pad, checking refrigerant line connections, and inspecting electrical conduit routing. Documented equipment condition with photographs showing unit properly positioned on gravel base with adequate clearance for airflow and service access. Verified manufacturer specifications and confirmed system operational readiness for cooling season.

Installed condensate drain line for HVAC system in attic space following indoor comfort equipment installation. Routed PVC piping through attic framework to connect to existing plumbing infrastructure beneath kitchen sink, ensuring proper drainage and code compliance for new air conditioning unit.

Replaced kitchen faucet with new bronze single-handle unit, ensuring proper mounting and secure connections to existing water supply lines. Tested installation for leaks and verified proper drainage function, with system operating correctly upon completion.

Completed comprehensive Gold AC inspection on a multi-unit residential HVAC system with air handler located in small crawlspace and basement area. Performed thorough examination of outdoor condenser unit, which was found properly positioned on concrete pad with adequate clearance and protective wire mesh guard in place. Verified system operational status, inspected electrical connections and disconnect box, confirmed proper conduit routing, and assessed overall equipment condition. Unit showed normal wear consistent with age, with no visible damage, rust, or debris accumulation on exterior surfaces or surrounding area.

Responded to service call for no hot water pressure at shower fixture. Upon investigation, accessed plumbing behind shower valve through existing wall opening and discovered obstruction affecting hot water supply line. Inspected shower valve assembly and associated plumbing connections, identifying issue with hot water delivery to the shower head and handheld spray unit. Documented existing conditions showing signs of previous water damage and corrosion around valve access point.

Responded to emergency call for water leaking from ceiling between second and third floors. Upon investigation, identified source of water intrusion in crawl space area beneath affected floors. Inspected white PVC drainage piping system running horizontally through the space, examining all elbow joints and connections for signs of failure or leakage. Assessed condition of plumbing infrastructure in utility area, including vertical drain lines and horizontal drainage configuration. Documented existing conditions showing accumulated moisture evidence on concrete surfaces and surrounding structural elements. Verified proper drainage flow and confirmed repair of compromised pipe section to eliminate active water leak. System tested and restored to normal operation, stopping water infiltration into ceiling cavity above.

Replaced deteriorated sump pump system in basement pit showing extensive rust, mineral deposits, and corrosion from long-term water exposure. Installed new green submersible pump unit with float switch assembly, connected to existing white PVC discharge piping, and secured all electrical wiring and connections to restore proper water management functionality.