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The forged brass body is rated for 400 psi static pressure
When diagnosing furnace overheating issues
offering enhanced desiccant properties to prevent internal corrosion and ice formation at the expansion valve
and CSA certified
The unit is approximately 9 inches by 9 inches with an 11-inch depth profile when considering the overall assembly space
McDonnell & Miller 340400 Seal Assembly 321894-706 The forged brass body isThe McDonnell & Miller 340400 Seal Assembly, also categorized under model number SA27T 75, is a critical replacement component engineered for use with Series 25 A make up water feeders. Designed to maintain the integrity of the diaphragm seal within the feeder system, this assembly ensures consistent boiler water level control by preventing bypass leakage between the float and valve chambers. This replacement diaphragm assembly is built to withstand