Bard 8620-237 Replacement Board Kit 320788-703 while the polarity-insensitive two-wire configuration

while the polarity-insensitive two-wire configuration simplifies installation for contractors and HVAC technicians

The Mueller Streamline A17520 features asbestos-free packing and is 100% factory tested to ensure reliable performance under extreme conditions

Which boiler models use this connection board

It operates within a control pressure range of 60 to 333 psig

Durable Construction: Finished with a corrosion-resistant epoxy powder paint and outfitted with solid copper connections for easier brazing and longevity in harsh environments

Bard 8620-237 Replacement Board Kit 320788-703 while the polarity-insensitive two-wire configurationThe Bard 8620 237 Replacement Board Kit is a critical service component designed for precise HVAC control board replacement in specific Bard wall mount units. This kit functions as the primary logic controller for system sequencing, managing blower motor activation, compressor cycles, and safety circuit monitoring. Engineered for seamless integration, the 8620 237 terminal configuration ensures direct compatibility with existing wiring harnesses,