27
Henrad CC FF
- Installation
35
WATER CONNECTIONS
Refer to General Note, Frame 34, for guidance.
37 SAFETY VALVE DRAIN
The discharge pipe should be positioned so that the discharge of water or steam cannot create a hazard to
the occupants of the premises or damage to electrical components and wiring.
For top connections: reverse 22mm pipe.
Note.
Do not subject any of the isolating valves to heat as the
seals may be damaged .
INSTALLATION
Bottom and Top connections
2. Remove the gas cock bracket complete with gas cock.
3. Screw connector into gas cock in the correct orientation.
4. Screw complete assembly back onto the mounting frame.
Extend a gas supply pipe of not less than 22mm O.D. copper or
3/4" BSP iron to the boiler.
A working gas pressure of 20mbar (8" w.g.) must be available at
the boiler inlet with the boiler firing at full DHW output.
INST
ALLA
TION
DHW CONNECTIONS
CH CONNECTIONS
For central heating loads greater than 60 000 BTUs the
flow and return circuits should be increase to 28mm pipe
diameter immediate;y upon leaving the boiler with the
fitting supplied.
For top connections:
use 15mm straight pipe and elbow (not supplied).
36
GAS CONNECTION
Refer to General Note, Frame 34, for guidance.
Bottom connection
1a. Solder the 1/2" connector and reducing coupling to the
preformed pipe provided
OR
Top connection
1b. Solder the 1/2" connector and reducing coupling to the
preformed pipe provided.
IMPORTANT. Ensure the gas supply pipework is adequate - see Table 5 page 8.