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Installation involves seating the MZA2 alongside the MZS4 and connecting the internal communication bus
For low-amperage applications (less than 1
providing stable flame rectification and preventing premature furnace short cycling caused by inconsistent ignition signals
frequent "no ignition" lockout codes on the control board
Weil McLain 510-312-150 Operating Limit Els PW 17895 Installation involves seating the MZA2The Weil McLain 510 312 150 Operating Limit is a professional grade combination operating limit and fixed high limit temperature control engineered for hydronic heating systems. This dual function component is a primary safety and control interface for Weil McLain EG, EGH, and PFG boilers, specifically optimized for sizes 85 and 95. It features a versatile operating temperature range of 140F to 240F and a factory set fixed high limit at 240F to
US$ 240.00
US$ 240.00
US$ 80.75
US$ 27.60
US$ 550.00
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US$ 575.00
