5
Henrad CC FF
- Installation
GENERAL
OPERATION
With no call for CH the boiler fires only when DHW is drawn off.
When there is a call for CH, the heating system is supplied at
the selected temperature until DHW is drawn off. The full
output of the boiler is then directed by the automatic switching
off of the circulation pump to heat the inner coils and supply a
maximum draw-off of :
CC 80 FF
9.6 l/min
(2.1 gpm)
at 35
0
rise
CC 100 FF
12.0 l/min
(2.6 gpm)
at 35
0
rise
CC 120 FF
14.4 l/min
(3.1 gpm)
at 35
0
rise.
The nominal DHW temperature is 60
o
C but water drawn off
when the boiler has been on for central heating may be hotter
than this, for a short period of time.
1
BOILER WATER CIRCUIT DIAGRAMS
Summary of Contents for CC 100 FF
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