it utilizes two meshing spiral scrolls to compress refrigerant

significantly reducing the risk of mechanical failure or "slugging

Common Questions & Technical Support Does this board support two-stage heating cycles

This valve features an adjustable superheat setting

Weil McLain 560-528-987 Orifice 30067439-890 it utilizes two meshing spiralThe 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