View visual findings from this job here - https://visionshare.xoi.io/?id=XA-DE27-B6B0DAA17ACD4D97811EC98B56CA3F16 Perform maintenance on Weil McLean gas water boiler with two Hydro air handlers and Mitsubishi cassette in first floor back room: GAS WATER BOILER: * Power down boiler * Removed boiler cover door, Shut down pilot light, Removed flame guard, and roll out switch, And removed all burner tubes and pilot assembly * Inspected heat, exchanger and flue piping * Vacuum and dusted out burner section under heat exchanger * Vacuum and dusted out boiler cabinet, piping and components * Vacuum and brush all burner tubes, clean and clear * Perform full maintenance on pilot assembly cleaning debris From gas Orifice * Recommended thermocouple replacement and customer approved * Removed existing thermocouple and install brand new in pilot assembly * Reinstalled all burner tubes back into boiler * Secured connections from pilot assembly back to gas valve and check for leaks * Relight pil