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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Why is my burner failing to ignite despite having 120V at the primary
including glycol-based loops and high-temperature heating water
It features a standard 1/4" NPT process connection for straightforward mounting and a 1/8" NPT vent for required atmospheric referencing
Its electronic stall protection eliminates the need for limit switches
Viessmann 7835169 Ionization Electr. 322838-754 Why is my burner failingThe Viessmann 7835169 Ionization Electrode is a critical flame sensing component engineered specifically for high capacity Vitodens 200 W B2HA condensing gas boilers. Designed to handle the rigorous thermal demands of the B2HA 399 and 530 models, this electrode provides the millivolt signal necessary for the burner control unit to verify flame presence safely and consistently. This kit includes the required electrode gasket to ensure a gas tight seal