Singer Valve 301-4 Altitude Pilot Valve - Operations Guide
Model 301-4 is a 3-way pilot that controls water level in a reservoir by sensing the hydrostatic head of the reservoir. Maximum operating temperature is 60oC (140oF).
Model 301-4 is a 3-way pilot that controls water level in a reservoir by sensing the hydrostatic head of the reservoir. Maximum operating temperature is 60oC (140oF).