Heating and Cooling Pleasant Ridge

Performed scheduled preventative maintenance on a 17KW Generac residential standby generator. Conducted comprehensive inspection of the automatic transfer switch panel, verifying proper operation of all contactors, circuit breakers, and control components. Inspected battery condition and cable connections, noting unit was shipped August 2020. All electrical connections were secure, transfer switch components functioning within normal parameters, and generator confirmed operational. Unit remains on active maintenance plan with all systems performing as designed.

Conducted comprehensive site evaluation for mini split installation estimate. Assessed exterior utility area including electrical service entrance, meter location, and available mounting space on brick wall for outdoor condenser unit. Evaluated existing electrical panel capacity and circuit availability to determine proper electrical requirements and load calculations for new mini split system installation.

Completed Gold-level preventive maintenance inspection on an 8-year-old air conditioning unit located on the third floor, confirming system is operating properly. Additionally performed scheduled maintenance on a Honeywell 22kW standby generator, verifying operational readiness and completing all required service checklist items per manufacturer specifications.

Completed installation of 70,000 BTU furnace system in basement mechanical room, including integration of humidifier unit and reconnection of existing ductwork. Obtained mechanical and electrical permits prior to installation and coordinated utility rebate application. Installed all necessary copper piping, PVC condensate drainage, electrical connections to main panel, and verified proper operation of all system components upon completion.

Responded to emergency service call for gas leak on 3-year-old Bryant furnace in basement after utility company shut off gas supply. Upon arrival, inspected furnace and associated gas piping for leak source, examining all connections, valves, and joints. Conducted thorough visual inspection of condensate drainage system including PVC trap assembly and drain pan, which showed evidence of water accumulation and mineral deposits. Documented equipment condition with photographs showing furnace installation, flexible ductwork connections, gas line routing, and condensate management components. Verified all safety labels present and accessible on equipment. Inspected plenum connections and insulated ductwork for proper installation. System remained offline pending gas company clearance for restoration of service after leak repair verification.

Installed flexible gas line connection to dryer unit, securing all fittings with proper metal clamps and ensuring leak-free operation. Connected yellow corrugated stainless steel tubing from wall outlet to appliance with appropriate shut-off valve and tested system for safety compliance.

Responded to service call for 5-year-old AC system running but not cooling properly. Upon arrival, verified thermostat was calling for cooling and set to 72°F. Inspected Bryant furnace and air handler in basement mechanical room, confirming indoor blower operation and proper airflow through ductwork. Proceeded to exterior condensing unit to diagnose cooling failure. Found compressor not engaging due to failed start capacitor. Replaced defective capacitor with OEM equivalent, tested compressor operation, and verified proper amperage draw. Checked refrigerant pressures on both high and low sides, confirming adequate charge levels. System restored to full cooling capacity with temperature differential within manufacturer specifications. Documented equipment conditions with photos of thermostat and indoor HVAC components for service records.

Responded to no-cool complaint on 12-year-old split system with both outdoor condenser and attic-mounted air handler/blower motor inoperative. Upon arrival, performed diagnostic evaluation of complete system including electrical components, compressor operation, and blower motor functionality. Accessed attic unit and exterior condenser to assess equipment condition and operational status. Documented existing equipment configuration with photographic evidence showing refrigerant line connections, ductwork installation, and overall system condition in attic space. Given the age of the equipment at 12 years and complete system failure affecting whole-house comfort, presented comprehensive replacement options for same-day installation as requested. Discussed benefits of full system replacement versus repair costs on aging equipment that has reached typical life expectancy. Customer approved complete HVAC system replacement. Removed existing 12-year-old outdoor condensing unit and attic air

Completed installation of new Lennox air conditioning system with matching evaporator coil. Positioned condensing unit on concrete pad in rear yard against exterior wall with proper clearances for airflow and service access. Installed new electrical circuit and disconnect box to code specifications. Ran refrigerant lines between outdoor condensing unit and indoor coil, evacuated system, and charged to manufacturer specifications. Connected indoor evaporator coil to existing furnace in basement. Verified all electrical connections, tested system operation, and confirmed proper cooling performance. Obtained mechanical, electrical, and AC permits as required.

Performed comprehensive AC tune-up on 9-year-old residential system not producing cold air. Inspected outdoor condenser unit, verified refrigerant levels, cleaned coils, and tested system operation. System recharged to manufacturer specifications and confirmed proper cooling performance restored throughout home.

Completed two-day Daikin ductless mini-split system installation including outdoor condenser unit mounted on elevated bracket with concrete pad foundation, refrigerant line sets routed vertically along exterior siding with protective conduit wrapping, electrical disconnect box installation, and interior wall-mounted air handler with proper drainage configuration. System commissioned and tested for proper operation with all components functioning within manufacturer specifications.

Responded to no cooling call on 10+ year old Unico AC system located in attic. Upon arrival, found unit completely inoperative with no power to system. Inspected attic-mounted equipment and traced electrical supply. Discovered tripped breaker at main panel, reset breaker and verified proper voltage at disconnect. System powered up successfully and began cooling cycle. Tested all system functions including blower operation, refrigerant pressures, and airflow through high-velocity ductwork. All parameters operating within normal range. Advised homeowner that aging system should be monitored closely and recommended routine maintenance to prevent future failures.

Responded to service call for 16-year-old air conditioning system experiencing inadequate cooling performance. Performed comprehensive diagnostic inspection of outdoor condensing unit with focus on compressor operation and electrical components. Utilized digital clamp meter to measure amperage draw and verify electrical readings at compressor terminals and contactor connections. Accessed unit's electrical compartment to test voltage and current flow through system components. Inspected condenser coil condition, fan motor operation, and overall unit integrity. Documented findings with photographic evidence of electrical measurements and unit condition for customer records and future reference.

Responded to service call for electrical panel evaluation and replacement. Upon inspection, found existing panel box mounted on wooden framing in basement utility area with multiple circuit breakers showing signs of age and potential capacity limitations. Successfully replaced outdated electrical panel with new panel box, ensuring proper mounting to structural framing and maintaining code-compliant clearances. Reorganized and secured all incoming electrical cables, including black, white, and yellow conductors, ensuring proper connections to new breaker configuration. Verified all circuits were properly labeled and functioning, with adequate capacity for current and future electrical loads throughout the residence.

Completed comprehensive spring maintenance inspection on three residential air conditioning systems: one 1-year-old unit and two 15-year-old units located in basement and attic spaces. Performed Gold AC Tune-Up protocol on all three systems, including filter inspection, refrigerant level verification, electrical connection testing, condenser coil cleaning, fan motor lubrication, and thermostat calibration. All outdoor condensing units inspected and photographed, with older units showing normal wear consistent with 15 years of operation but maintaining operational integrity. Systems tested and confirmed operational for cooling season.

Completed Gold AC Inspection on a Lennox outdoor condensing unit less than one year old. Performed comprehensive system evaluation including visual inspection of exterior cabinet, coil condition, and proper unit placement on vibration pad. Verified thermostat/humidistat control functionality with AprilAire equipment located at air handler in basement. Confirmed system operational status with no deficiencies noted. Unit properly positioned on gravel base with adequate clearance from structure and landscaping. All components functioning within normal parameters for recently installed equipment.

Responded to water leak complaint on boiler union pipe that was previously replaced in January. Upon inspection, identified active leak at union connection on boiler piping system. Disassembled leaking union joint, cleaned and inspected threads and sealing surfaces for damage or debris. Replaced union gasket and applied appropriate pipe thread sealant to ensure proper seal. Reassembled union connection with correct torque specifications. Pressurized system and conducted thorough leak test to verify repair integrity. No additional leaks detected at union or surrounding connections. System restored to normal operation.

# HVAC Maintenance - Gold AC Inspection Completed comprehensive Gold-level air conditioning inspection on two outdoor condensing units, both under 10 years of age. Performed thorough visual assessment, operational testing, and diagnostic evaluation of both systems. Documented equipment condition through photographic records showing both units positioned on concrete pads against exterior building wall with proper clearances maintained. ## Inspection Activities Performed **Unit 1 Assessment:** - Inspected outdoor condensing unit with light gray metal cabinet and vertical louvered ventilation panels - Verified protective fan grille integrity and proper installation - Assessed concrete pad condition, noting weathering and surface deterioration with moss/algae growth - Checked refrigerant line connections and electrical terminations - Evaluated unit positioning and clearances from surrounding structures including wooden trim and lattice screening - Confirmed adequate drainage around unit

Conducted on-site assessment for non-functional central air conditioning system and inadequate cooling in upstairs area of century-old residential property. Evaluated existing electrical panel capacity and upstairs living space configuration to provide comprehensive estimate for replacement central A/C unit and supplemental ductless mini-split system installation to address multi-level cooling deficiencies.

Performed system start-up and commissioning on newly installed basement evaporator coil and outdoor condensing unit. Connected digital manifold gauges to service ports and verified refrigerant pressures, subcooling, and superheat readings to ensure proper system charge and operation within manufacturer specifications.