McDonnell & Miller 193-A-1 Replacement Casting Els PW 17895 the actuator head should be

the actuator head should be swiveled or positioned to minimize heat transfer from the valve stem to the diaphragm

As a UL555S listed component

requiring a full replacement to prevent external leakage

as a voltage-sensing relay

while the 36-inch capillary tube connection simplifies positioning in tight mechanical rooms

McDonnell & Miller 193-A-1 Replacement Casting Els PW 17895 the actuator head should beThe McDonnell & Miller 193 A 1 Replacement Casting is a primary structural component engineered specifically for the Series 193 low water cut off and pump controller. As a veteran technician knows, the integrity of the water column casting is vital for maintaining the 150 psi (10. 5 kg cm2) maximum pressure rating required by commercial and industrial steam boilers. This replacement boiler casting features precise 1" NPT connections for the main