Weil McLain 383-500-628 Transformer This main gas burner features

This main gas burner features durable construction to withstand high-temperature cycling while preventing common failure points such as uneven flame distribution or rollout

this part mitigates the risk of pump cavitation and "knocking" noises within the boiler chassis

Does this gasket require additional RTV sealant for installation

always verify your control voltage before installation

Preventative Compressor Protection: Stops operation before liquid slugging can occur due to low evaporator temperatures

Weil McLain 383-500-628 Transformer This main gas burner featuresThe Weil McLain 383 500 628 Transformer is a heavy duty, factory specified 120V to 24V step down transformer designed for critical power distribution within high efficiency hydronic systems. This 50VA boiler transformer provides a stable 24VAC secondary output, ensuring consistent low voltage signaling for the Weil McLain Ultra boiler control board and ignition sequences. As a direct replacement for the legacy 511 802 011, it is engineered to handle