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causing it to fail closed
leak-proof integration into the refrigerant circuit
As the direct replacement for Hydrotherm 02-5208
Can this actuator be used in 4-20 mA control loops
Weil McLain 383-500-665 Control Module Freon causing it to fail closedThe Weil McLain 383 500 665 Control Module is the professional grade U Control Upgrade Kit engineered specifically for Ultra Series 1 and Series 2 gas boilers. This OEM boiler control board is a comprehensive field integration solution, serving as the official 383 500 191 replacement. It is critical for technicians to note that this is an upgrade kit, not a standard drop in component. The 383 500 665 provides advanced diagnostics and enhanced ignition
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