Spence 07-07750-00 Repair Kit R-410A preventing ignition if proper venting

preventing ignition if proper venting pressure isn't maintained

Ensure the thermocouple lead is seated firmly and the flame fully envelopes the top 1/2-inch of the sensing tip

High-Flow Purging: Includes a dedicated purge lever to speed up the air removal process during initial hydronic system commissioing

Housed in a hermetically sealed black bakelite case

Spence 07-07750-00 Repair Kit R-410A preventing ignition if proper ventingThe Spence 07 07750 00 Repair Kit is a comprehensive rebuild solution specifically engineered for 1 1 4" Type E E Main valves. This high performance kit provides every critical internal component required to restore the pressure and temperature regulation accuracy of your pilot operated steam regulator. Designed for cast iron full port valves, this kit addresses common failure points like diaphragm rupture and seat erosion, which lead to set point