User guide
ECL 9500
ECL 9550
ECL 9750
VI.76.W6.02
a) Setting analog clock
Push the riders towards the center
for reduced temperature setting. Set
week day and/or time opposite the
arrow.
b) Display
Display shows system
temperatures, operation state and
control settings.
c) Temperature setting
Normal setting: 0
Turn clockwise (+) and the flow
temperature will rise. Turn
counterclockwise (–) and the flow
temperature will decrease.
d) Function switch
/ Heating is cut out while frost
protection is still active.
Constant hot water
temperature control
Constant reduced temperature
Automatic switch between
normal and reduced
temperature according to
clock setting.
Constant normal temperature
Manual operation.
The control is cut out. Boiler
and pump in constant
operation.
>|< Auxilliary function
Heating system is controlled
according to preprogrammed
settings.
NB. Hot water service setting is
accesible behind the cover
plate (ECL 9550 and 9750).
087R9483
Potentiometer settings
f) Heat curve slope of boiler
circuit
g) Heat curve slope of mixing
circuit
Heat curve
h) Reduced temperature
Set the reduced temperture setting
in 1-8 for parallel heat curve dis-
placement.
Set the reduced temperature setting
in "AUTO" for flow temperature
increase at reduced outdoor
temperatures.
i) Hot water service temperature
(only ECL 9550 and 9750).
j) and n) switch and display
Turn the function switch and the
display will show system tempera-
tures. Turn the switch to pos. 1 and
the display will show outdoor
temperature. Turn the switch to pos.
2 and the display will show boiler
temperature etc. Other system
temperatures, see scheme.
System temperatures
P0.0 Operation state: boiler,
pump and valve
P1.0 Outdoor temperature
P2.0 Boiler temperature
P3.0 Flow temperature
in mixing circuit
P4.0 Hot water temperature
P5.0 Room temperature
P6.0 Return temperature
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