Modine 5H0730570008 Switch 321894-709 OEM Compatibility: Exact replacement for

OEM Compatibility: Exact replacement for Heil Quaker ICP 1171483

making it a reliable solution for retrofitting older heating systems

significantly reducing energy consumption while improving airflow reliability

Code Compliance: Fully meets ASME Section IV standards for safety and reliability in boiler systems

How do I pair the SEN1428 with my existing receiver

Modine 5H0730570008 Switch 321894-709 OEM Compatibility: Exact replacement forThe Modine 5H0730570008 Blocked Vent Switch is a critical safety component engineered to monitor exhaust integrity in Modine gravity vent heaters, including PA, PAE, and PD series units manufactured after 1986. Functioning as a high limit spill switch, this manual reset device detects flue gas spillage caused by downstream obstructions or inadequate draft. By monitoring temperatures within the draft diverter, it interrupts the 24V control circuit to