Siemens Building Technology 243-00212 Valve Assembly 320720-756 Always trace the circuit to

Always trace the circuit to verify the switch is opening/closing at the correct setpoints

ensuring a safe and consistent flame carryover during the ignition sequence

For optimal performance and to prevent premature winding failure

Common Questions: Is the 63963-001 compatible with my Wayne burner

Siemens Building Technology 243-00212 Valve Assembly 320720-756 Always trace the circuit toThe Siemens 243 00212 is a professional grade 599 Series zone valve assembly engineered for demanding hydronic heating and cooling applications. This 2 way normally open valve features a 3 4" NPT threaded connection and a 4. 1 Cv rating, making it an ideal choice for regulating hot or chilled water in fan coil units, baseboard radiation, and VAV terminal reheat systems. The robust brass body with brass trim and EPDM O rings ensures reliable fluid