By physically restricting the adjustment range

it utilizes an auto reset mechanism

this lead provides the necessary 48-inch reach to maintain proper component layout in commercial boilers

If the supply pressure is correct but the branch pressure stays pegged or doesn't move

Precision Flow Control: Restores a steady

Maxitrol RV48-3/4 Regulator By physically restricting the adjustmentThe Maxitrol RV48 3 4 is a professional grade rubber seat poppet gas regulator engineered for precision pressure control in high demand residential and commercial appliance applications. Featuring a 3 4" NPT connection, this main burner and pilot load regulator supports a nominal capacity of 250,000 BTU hr, ensuring consistent performance for mid sized gas equipment. It is rated for a maximum inlet pressure of 1 2 PSI and comes factory set with a 3 6"