PACO Pump 91910715 Seal Kit 321142-301 or if there is a

or if there is a severe lack of combustion air or flue blockage forcing heat toward the control area

though it is recommended to mount it vertically to prevent debris accumulation in the pressure port

Enhanced Durability: Constructed with robust insulation materials that resist common HVACR environmental stressors like heat and moisture

reducing the risk of board damage during rough-ins

typically paired with DSI modules rather than intermittent pilot or standing pilot systems

PACO Pump 91910715 Seal Kit 321142-301 or if there is aProfessionals in the field know that a pump is only as reliable as its seal. The PACO Pump 91910715 Seal Kit is a direct OEM spec replacement designed specifically for 12 inch centrifugal pumps, including Model VL and Model VLC series. This 1. 75 inch Type 1A mechanical seal configuration features high grade Buna N elastomers paired with a Carbon Ceramic face set to ensure a leak proof interface under demanding hydraulic conditions. Unlike generic