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13
PIPING CONNECTIONS (FIG. 3)
Legend
A - boiler in connection 3/4” NPT - male
B - boiler out connection 3/4” NPT - male
C - gas supply connection 3/4” NPT - female
D - pressure relief valve drain connection 3/4” NPT - female
E - condensate connection Ø (rubber flexible) 0.825” (21 mm) female
F - boiler drain valve - open-ended spanner dimension 7/16” (11 mm)
A
B
CD
E
2.55”
65 mm
4.73”
120 mm
1.76”
45 mm
F
Fig. 3