ECR International CHB Application Manual page 48

Manufacturer recommended piping method:
Use piping accessories as shown in diagram below.
1.
Do any necessary soldering away from the boiler, then thread soldered assembly to Boiler
2.
connections.
Female Copper Fitting
Copper Pipe (
6" min.
length manufacturer
recommended)
Union
PIPING DIAGRAMS
48
Union
Copper Pipe