Sensus QR-S Damping Device 326010-701 the Watts 007QT-1/2 is approved

the Watts 007QT-1/2 is approved for both horizontal and vertical "up-flow" orientations

including a flat side for a secure hub connection

this SKU is the core bearing unit and should be pressed into existing isolators if they are in good condition

What are the primary indicators that this pump needs replacement

the MARS 19010 is 100% identical to the 3ARR3MARS71 and can be used interchangeably in all HVAC start circuit applications

Sensus QR-S Damping Device 326010-701 the Watts 007QT-1/2 is approvedThe Sensus QR S Damping Device is a purpose built mechanical component designed to optimize gas pressure regulator performance in high demand environments. Engineering teams developed this device to address the rapid ignition cycle requirements of modern high efficiency boilers, burners, and generators. When high efficiency equipment triggers an electronic ignition, the sudden draw can create significant negative pressure, often leading to excessive