McDonnell & Miller 42-1 Replacement Casting Freon simplifying hardware upgrades without requiring

simplifying hardware upgrades without requiring major mounting modifications

the unit ensures a fail-safe position—normally closed to the bypass port—upon loss of power

Robust Signal Logic: Includes factory-installed 1NO/1NC built-in auxiliary contacts to eliminate the need for immediate add-on blocks in basic motor starter circuits

and Payne condenser tonnages

McDonnell & Miller 42-1 Replacement Casting Freon simplifying hardware upgrades without requiringWhen you are in the field servicing a Series 42S Low Water Cut Off, a cracked or compromised housing is a non negotiable repair. The McDonnell & Miller 42 1 Replacement Casting is the exact OEM specification body required to restore the structural integrity of your boiler pump controller. This heavy duty cast iron replacement part is engineered specifically for the 42S Series, ensuring a precise fit with the head mechanism and bellows assembly. As a