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technicians should verify the furnace flame sensor replacement matches the specified Dunkirk boiler part number to ensure proper mounting geometry and signal continuity within the combustion chamber
which are essential for maintaining stable voltage across the compressor terminals
a version with a naval bronze body and monel internal parts is typically required
and PCBEM102 without secondary relays
Lochinvar & A.O. Smith 100208814 Fuse 320074-702 technicians should verify the furnaceThe Lochinvar & A. O. Smith 100208814 Fuse is a critical electrical safety component specifically engineered for commercial electric water heaters and high performance HVAC systems. This 60A fast acting fuse is rated for 300VAC and is designed to provide immediate circuit interruption during overcurrent events. As a genuine OEM replacement part, it ensures precise coordination with the internal control modules of Lochinvar and A. O. Smith units,