Lennox BCK 020 Installation Operating & Maintenance Manual page 44

HEATING / HEATING HOT WATER COIL
Connection HWC B Box Downflow
Connection HWC C Box Downflow
Connection HWC D Box Downflow
Fig. 46
Fig. 48
Fig. 50
Pipe Internal
diameters (DN)
B020 20
B025 20
B030 20
B035 20
B040 25
B045 25
B050 25
Connection HWC B Box Horizontal Flow
Connection HWC C Box Horizontal Flow
Connection HWC D Box Horizontal Flow
S H
20
20
20
20
25
25
25
IOM / ROOFTOP BALTIC Series - 0803 - E Page 43
Fig. 47
Fig. 49
Fig. 51