Crown Boiler BWC151 Manuel D’Utilisation

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9) Pitch of Horizontal Piping - Pitch all horizontal piping so that any condensate which forms in the piping will run 

towards the boiler:

• Pitch Crown horizontal concentric venting 5/8” per foot
• Pitch Stainless steel venting 1/4” per foot. 

10) Supporting Pipe - Vertical and horizontal sections of pipe must be properly supported:

• Support Crown concentric venting near the female end of each straight section of pipe. 
      
     Exception:  Vertical runs of concentric pipe in an unused chinmey (Figure 7.36) need only be supported at the    

  terminal and at the base of the run.

• Support stainless steel venting as called for by the vent manufacturer’s instructions.  

FIGURE 7.7: SNORKEL TERMINAL CONFIGURATION