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updated replacement for the single E9-251 unit
Versatile Range: Supports a wide operating envelope from 20" Wc to 100 Psi
While EPDM rubber is excellent for high temperatures and outdoor exposure
OEM Compatibility: Precision-engineered to fit specific York and Source 1 condensing units
secure field connections without the need for additional junction boxes
Weil McLain 560-528-987 Orifice R-134A updated replacement for the singleThe Weil McLain 560 528 987 is a precision engineered natural gas main burner orifice designed specifically for EGH and CGi series boilers. This critical component features a 7 16 hex head for straightforward installation and a precisely machined 2. 45mm orifice size (equivalent to a custom drill size for specific BTU outputs). In the field, ensuring the correct manifold pressure and gas flow is non negotiable for combustion safety; these orifices
