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


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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
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