Viessmann VITODENS 100-W Technical Data Manual page 7

Vitodens 100-W, WB1A 24/30
with piping connections
14" /
355mm
7
2 / " / 73mm
8
6" /
152mm
PRV
BD
PG
BWS
15¾" /
400mm
7
4 / " /
8
123mm
7
4 / " /
8
123mm
NPT
GC BF
BWR
2¼" /
58mm
Vitodens 100-W
Piping connections for Vitodens
100-W, WB1A 8-24 and 8-30 (factory
supplied)
Legend
BWR Boiler water return, ¾"
BWS Boiler water supply, ¾"
BD Boiler drain
BF Boiler fill
GC Gas connection, ¾" NPTM
PRV Pressure relif valve
NPT National Pipe Thread
PG Pressure gauge
7