26
Heating water and DHW connections
F
C
A
B
E
A
C
F
E
B
A
C
F
B
E
D
D
D
Fig. 20
The illustration shows all of the connection
sets available as accessories.
A
Heating flow R
¾
B
DHW R
½
C
Gas connection R
½
D
DHW circulation R
½
E
Cold water R
½
F
Heating return R
¾
!
Please note
Under certain operating conditions, DHW outlet
temperatures above 60 °C may arise, which
could result in scalding.
Install an automatic thermostatic mixing valve
(accessories) in the DHW line as protection
against scalding.
Safety assembly to DIN 1988 and EN 806 on the cold water connection
C
F
B
D E
GH D
K
D H L
M
D N K
A
O
Fig. 21
A
Safety assembly
B
Safety valve 10 bar (AT: 6 bar)
C
Visible discharge pipe outlet point (tundish)
D
Shut-off valve
E
Flow regulating valve (installation recommended)
F
Pressure gauge connection
G
Non-return valve
H
Drain
K
Cold water
L
Drinking water filter
M
Pressure reducing valve to DIN 1988-2, Dec. 1988
issue
N
Non-return valve/pipe separator
O
Cold water connection at connection set (accesso-
ries)
Installation sequence
Installing the Vitovalor 300-P
(cont.)
5775 636 GB
Installation
Содержание C3TB
Страница 44: ...44 3 5 1 2x 2 4 7 6 Fig 43 Installation sequence Fitting the front panels 5775 636 GB Installation ...
Страница 48: ...48 14 Fig 47 Installation sequence If required for easier handling Dismantling cont 5775 636 GB Installation ...
Страница 136: ...136 Troubleshooting Repairs gas condensing module cont 5775 636 GB Diagnosis ...
Страница 143: ...143 Parts lists Heat cell assembly 5775 636 GB Components ...
Страница 148: ...148 0001 0001 0003 0003 0002 0002 0004 Fig 118 Parts lists External connection assembly 5775 636 GB Components ...
Страница 154: ...154 0006 0003 0005 0001 0002 0004 Fig 121 Parts lists Miscellaneous assembly 5775 636 GB Components ...
Страница 160: ...160 Parts not shown 0009 PCB IU100 B30 Parts lists Fuel cell assembly 5775 636 GB Components ...
Страница 161: ...161 Parts lists Fuel cell assembly cont 5775 636 GB Components ...
Страница 187: ...187 5775 636 GB ...