Viessmann B1KA Installation And Service Instructions Manual page 12

Dimensions
Boiler Dimensions
Piping connections for Vitodens 100-W,
B1HA series and B1KA
Legend
- DHW tank heating supply for B1HA boilers
A
- DHW tank heating return for B1HA boilers
B
- DHW for B1KA boiler
C
- DCW for B1KA boiler
D
BWR Boiler water return
BWS Boiler water supply
BD Boiler drain
BF Boiler fill
GC Gas connection
PRV Pressure relief valve
PG Pressure gauge
VC Venting connection
TG Temperature gauge
DHW PRV Domestic hot water pressure relief valve (150 psi)
12
(continued)
* Field supplied
Vitodens 100-W, B1HA/B1KA 26 to 125 Combi Installation/Service
Note: The B1HA DHW supply and return connections are
supplied capped. For installations that require DHW
tank connections remove caps. For installations that
do not require DHW tank connections leave caps
installed.
* Field supplied