Resideo VCZZ1100 Replacement Cartridge 320734-701 preventing hazardous operation due to

preventing hazardous operation due to flue blockages or mechanical failures

Designed with a mechanical balance port

Does this board replace the filter board or the inverter board

the extended 5-inch probe must be positioned within the top six inches of the tank where the hottest water resides

It is standard practice to test the DFT sensor resistance

Resideo VCZZ1100 Replacement Cartridge 320734-701 preventing hazardous operation due toThe Resideo VCZZ1100 Replacement Cartridge is a critical component for maintaining or restoring VC Series 2 way valves in high demand hydronic and HVAC systems. As a genuine OEM cartridge, it is engineered with a silver spring and designed for linear flow characteristic control, ensuring consistent performance when paired with 2 position or fail safe proportional actuators. This unit features a stainless steel stem and a robust EPDM, Ryton, and Noryl