Boiler Repair, Install & Replacement in Pawtucket, RI

Navien NCB-240 Combi Boiler Deep Cleaning

Arrived on site to perform a deep cleaning and maintenance service on a Navien NCB-240 high-efficiency gas-fired combi boiler located in the basement.

Cleaned and inspected the burner assembly, igniter, flame sensor, and heat exchanger. Checked system wiring, electrical connections, safety controls, and operating components. Performed carbon monoxide ( 1 ppm) and combustion safety checks to evaluate proper burner operation and system performance.

Upon completion, reassembled the system, checked for leaks, and allowed the boiler to complete several heating cycles to verify proper ignition, operation, and shutdown.

System operating within acceptable conditions at this time.
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