Common Questions: Which water feeder series is the McDonnell & Miller 304100 compatible with

but this OEM replacement part is engineered to manage heating systems at altitudes between 3

Frequent tripping often indicates restricted water flow

the capillary tube is a sealed system containing pressurized fluid

Simplified Installation: Field-mountable design requires no specialized tools or valve disassembly

Viessmann 7826516 Ignition Electr. 326070-701 Common Questions: Which water feederWhen you're servicing a Viessmann Vitodens 200 or 222 F unit, reliable ignition is the baseline for high efficiency combustion. The Viessmann 7826516 Ignition Electrode is the OEM replacement designed specifically for the WB2B, B2HA, B2HB, B2TA, and B2TB burner assemblies. This kit includes the necessary high temperature ignition electrode gasket, ensuring a gas tight seal at the mounting flange after youve pulled the burner for a maintenance check.