Heating and Cooling Dearborn

Completed annual heating maintenance tune-ups on two 3-year-old Lennox EL280E furnaces. Performed comprehensive inspections on both units including blower motor operation, gas valve functionality, electrical connections, and all safety controls. All components tested within normal operating parameters, wiring connections verified secure, and both systems confirmed operating properly.

Completed comprehensive Gold Furnace Inspection on 2-year-old furnace system located in basement. Performed detailed diagnostic testing using digital multimeter to verify electrical readings and system voltages, measuring 193V and 345V across circuits to ensure proper power supply. Conducted combustion analysis and temperature differential measurements, recording supply temperature at 181.2°F with combustion efficiency at 95.1%, confirming unit is operating within manufacturer specifications and delivering optimal heating performance.

Completed comprehensive city rental certification inspection on 6-year-old HVAC system located in basement. Performed thorough tune-up including inspection of furnace blower assembly, electrical connections, and all internal mechanical components. Evaluated humidifier operation, thermostat functionality, and hot water tank condition per certification requirements. All components found operational with proper electrical connections and airflow. Documentation and photographs taken to satisfy municipal rental property certification standards.

Responded to warranty call for leaking tanked water heater manufactured by Flame with active 10-year manufacturer and labor warranty coverage. Upon inspection, confirmed water heater was actively leaking from bottom of tank due to severe corrosion and rust deterioration of tank base and drain valve assembly. Documented extensive oxidation damage with photographic evidence showing compromised structural integrity of metal components and water damage on basement floor. Assessed unit as failed beyond repair due to tank breach, requiring full replacement under warranty terms.

Completed annual gold-level furnace inspection and tune-up on a two-year-old residential forced-air heating system. Performed comprehensive maintenance including visual inspection of cabinet and internal components, tested all electrical connections and control boards, verified proper operation of burner assembly and blower motor, inspected heat exchanger for cracks or deterioration, checked and cleaned flame sensor, tested ignition system functionality, measured and recorded temperature rise across heat exchanger, inspected and secured all PVC venting and condensate drain lines, verified pressure switch operation, tested safety controls including limit switches and pressure relief valve, lubricated blower motor bearings as needed, replaced air filter, and confirmed proper system operation through multiple heating cycles. All components found to be in good working condition with no deficiencies noted.

Completed comprehensive Gold Furnace Inspection and tune-up on 5-year-old Bryant heating system. Performed full system diagnostics, inspected all internal components including blower motor assembly, electrical connections, and heat exchanger. Verified proper operation of all safety controls, tested ignition sequence, checked gas pressure and combustion efficiency. Cleaned and inspected burner assembly, examined condensate drain system and PVC venting for proper operation. All colored control wiring connections inspected and secured. System operating within manufacturer specifications with no issues found.

Responded to service call for exterior electrical wiring repair where conduit casing was damaged and chipped. Inspected dual electric utility meter installation on exterior brick wall and assessed condition of existing weatherproof enclosures, conduit runs, and junction boxes. Replaced damaged electrical conduit sections and secured new PVC conduit properly to brick wall with appropriate mounting hardware. Ensured all exterior wiring connections met code requirements and verified weatherproof integrity of meter enclosures and junction boxes to prevent moisture infiltration and electrical hazards.

Completed comprehensive Gold-level furnace inspection on 11-year-old forced air system located in basement. Performed diagnostic testing using digital multimeter to verify electrical parameters and motor performance, confirming proper voltage and amperage readings on blower motor assembly. Inspected all electrical connections, wiring integrity, and motor components; verified system operational status and documented equipment condition with no deficiencies found requiring immediate attention.

Completed full HVAC system installation including a 70,000 BTU furnace, 2-ton air conditioning unit with rear discharge configuration, humidifier, and Sensi programmable WiFi thermostat. Installed all necessary venting and drainage piping, connected ductwork to existing distribution system, and performed electrical reconnection. Mechanical and electrical permits were obtained prior to installation. System was commissioned, tested for proper operation, and qualified for utility rebate program.

Completed comprehensive Gold Furnace Inspection on a 2-year-old forced air unit located in basement. Performed full system evaluation including visual inspection of draft inducer motor assembly, gas valve, control module, pressure switch, and all electrical connections. All internal components, wiring harnesses, and safety devices found to be in proper working condition with no signs of wear, damage, or deterioration noted.

Conducted on-site evaluation for complete HVAC system replacement estimate. Assessed existing furnace in basement utility room and air conditioning unit located on exterior cement slab near back door. Documented current equipment condition, thermostat setup, and system configuration through comprehensive photography. Provided replacement options for both heating and cooling equipment due to age and system failure.

Responded to customer complaint of insufficient cooling with thermostat set to 66°F but home temperature remaining at 76°F. Performed diagnostic evaluation on 5-year-old outdoor AC unit. Inspected condenser unit, checked refrigerant levels, tested airflow output, and verified thermostat calibration and system communication. Found reduced cooling capacity affecting whole-home temperature control. Identified and resolved issue preventing system from reaching setpoint temperature. System tested and confirmed operational with proper cooling output restored.

Completed installation of 2-ton Lennox air conditioning condenser unit and evaporator coil at residential property. Unit positioned in right yard area on protective pad against exterior wall with white horizontal siding. Installed electrical disconnect boxes, conduit, and refrigerant line connections from outdoor condenser to indoor coil. System reconnected and tested for proper operation following mechanical, electrical, and air conditioning permit requirements.

Responded to service call for 12kW Briggs and Stratton standby generator that failed to perform its scheduled weekly exercise cycle. Connected diagnostic laptop to generator control system and accessed Smart Hash software interface to evaluate system parameters and firmware status. Successfully completed firmware update on generator control board, updating from previous version to current firmware dated 4/6/2023, with verified CRC value of 8FE7 and product ID GC1032. Tested system operation following update to confirm proper functionality and restored automatic exercise cycle capability.

Responded to no cooling call on 1-year-old AC system with compressor not running. Upon arrival, diagnosed electrical issue preventing compressor operation. Verified proper thermostat operation, checked voltage at contactor, and identified failed compressor contactor preventing unit from engaging. Replaced defective contactor, restored power to compressor, and confirmed system cooling properly with normal amperage draw and temperature split across coil.

Completed comprehensive HVAC system inspection and replacement estimate for multi-unit residential property with equipment exceeding 10 years of service life. Assessed existing high-efficiency furnace system located in basement, including evaluation of venting configuration with multiple PVC exhaust and intake pipes, condensate drainage components, and ductwork condition. Documented current system layout featuring gas furnace with associated copper refrigerant lines, black iron gas piping, and sheet metal supply duct with visible dust accumulation, providing homeowner with detailed replacement options and equipment recommendations for aging HVAC infrastructure.

Completed comprehensive NSP AC inspection on 3-year-old residential air conditioning system located in basement. Verified unit operational status with homeowner present. Inspected indoor air handler assembly including Honeywell Home FC100A1029 air filter unit (16x25x4, MERV 11 rating) installed in metal ductwork system. Examined control panel display and verified proper function. Assessed outdoor condenser unit positioned on exterior mulch bed adjacent to brick structure. Inspected condenser fan operation, protective grille, and exterior casing condition. Checked electrical conduit and wiring connections at exterior installation. System operating within normal parameters with no deficiencies noted at time of inspection.

# HVAC Maintenance - Gold AC Inspection Completed comprehensive Gold AC inspection on a 12-year-old air conditioning system with air handler located in basement. Equipment was operational at time of service. Performed detailed diagnostic testing using digital multimeter to verify system performance parameters. ## Inspection Activities Performed Conducted thorough visual inspection of air handler and associated components in basement location. Verified equipment operational status prior to beginning diagnostic procedures. Utilized professional-grade digital multimeter to measure and document critical system parameters. Measured capacitor values using capacitance testing function on multimeter, recording readings in microfarads (μF) to verify proper capacitor operation and identify any degradation in electrical components. Capacitor testing is essential for 12-year-old equipment to ensure reliable compressor and fan motor operation. Performed temperature measurements of supply air,

Installed a 40-gallon Bradford White tanked water heater in the utility area. Connected copper supply lines with compression fittings to the inlet and outlet ports, installed proper venting using galvanized ductwork with elbow configuration, and secured all pipes and ducts with metal clamps per manufacturer specifications.

Responded to emergency water leak at residential property where 40-gallon American Standard atmospheric vent gas water heater was actively leaking, causing water damage to the unit and condo below. Upon arrival, water supply had already been shut off at the tank by occupant. Conducted thorough inspection of the unit located in upstairs laundry room and documented extensive corrosion at pipe connections and fittings on top of tank, particularly around the cold water inlet with blue dielectric union showing severe rust deposits and deterioration. Observed significant oxidation on copper supply lines and corroded pipe joints throughout the plumbing assembly. Tank specifications confirmed as 40-gallon capacity, 40,000 BTU input, manufactured by American Water Heater Company. Photographed corroded connections, rusted fittings, and compromised plumbing assembly showing advanced age-related deterioration as source of leak. Advised that water heater has reached end of service life and requires