Responded to service call for an A.O. Smith hybrid water heater displaying ECC error code, a recurring issue since installation approximately one year ago. Performed system reset and contacted manufacturer's technical support for assistance. Visual inspection confirmed proper installation with no visible leaks or damage to unit or connecting components.
Responded to service call for hybrid water heater showing ECC error code (heat pump fault). Customer reported insufficient hot water for walk-in tub. Reset water heater and tested operation by running hot water until heater activated. Monitored system for 30 minutes, confirming normal operation with temperature reading of 149°. Provided customer with instructions to monitor for recurrence of error code or performance issues.
Responded to service call for kitchen sink leak. Identified spraying water from hot side angle valve. Replaced both hot and cold angle valves to resolve the issue and prevent future leakage.
Diagnosed no heat issue on 60-year-old Ward 700 gas boiler system. Found failed aquastat relay with chattering contactor preventing proper operation. Verified control transformer power supply was functional. Prepared recommendation for comprehensive system upgrade including aquastat replacement, thermostat installation, and complete rewiring to restore safe operation.
Responded to no-heat service call for 20-year-old natural gas furnace. Diagnosed failed ECM blower motor after verifying proper operation of flame sensor, ignitor, pressure switches, safety switches, and inducer motor. Successfully cycled system to confirm burners light but blower remains inoperative. Ordered replacement part and scheduled return service with Comfort Advisor.
Diagnosed and replaced faulty kitchen faucet that was wobbly and leaking, including installation of new shutoff valves. Also replaced damaged hose bibb with frost-free model and installed shutoff valve after inspecting crawl space for proper access.
