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D. CONDENSATE DRAIN PIPING
The condensate trap is built into the boiler, an external trap is not required and should NOT be used.
Provide ½ PVC condensate drain and fittings. Condensate drain to be pitched down to floor drain at
a minimum of ¼ per foot.
Install furnished ½ PVC tee to overflow fitting as shown in Fig. 8.
The ½ diameter schedule 40 PVC or CPVC condensate drain and pipe fittings must conform to ANSI
standards and ASTM D 1785 or D2846. Schedule 40 PVC or CPVC cement and primer must conform
to ASTM D2564 or F493. In Canada, use CSA or ULC certified schedule 40 PVC or CPVC drain pipe
cement.
A condensate pump with a reservoir (not furnished) may be used to remove condensate to a drain line
(sanitary line) above boiler if a floor drain is not available or its in accessible.
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FIGURE 8 CONDENSATE - DRAIN PIPING