Resideo TDV040 Tridicator 320819-301 If you see water pooling

If you see water pooling inside the cabinet specifically near the inducer motor or the bottom of the secondary heat exchanger frame

you must verify lubricant compatibility and system pressures before conversion

0-amp operation under load

With a high flow 4 Cv coefficient

Plug-and-play configuration reduces labor time during motor replacements

Resideo TDV040 Tridicator 320819-301 If you see water poolingThe Resideo TDV040 Tridicator is a professional grade boiler pressure and temperature gauge designed for precise monitoring in hydronic heating systems. Featuring a 3 1 8" dial size, this instrument provides clear, simultaneous readings of system pressure and water temperature, essential for verifying boiler performance and safety. The mechanical movement is engineered for reliability in high heat environments, offering a 60 320 degree temperature