Weil-McLain 550-141-850/0599 Boiler User Manual


 
21Part number 550-141-850/0699
Installation Start-Up Parts Maintenance
Figure 5c Air pressure switch mounting and sensor hoses
altitudes above 5,500 feet ONLY
Jacket left
side panel
Interior panel
(2) 10-32 x 3/8"
Phillips/hex screws
85052
Boiler top
White
hose
Red
hose