7
"FITTER" SETTINGS
Setting the d.h.w. pump timeout
Setting the domestic hot water load tempe-
rature limiter
The potentiometer
on the P.C.B. in the boiler is used
to adjust the d.h.w. pump timeout.
The timeout can vary with an
adjustment range from 0 to
10 minutes (factory setting 4 min.)
#
The potentiometer
on the P.C.B. in the boiler is used
to adjust the boiler temperature while heating domestic
hot water.
The load temperature setting can
vary from 60°C to 90°C / 140°F to 194°F
(factory setting 75°C / 167°F).
$
8575N070B
6
5
0
10
60
90
8575N075A
8575N075A
1
1
2
8575N054A
3
4
8575N056A
The settings defined below are applicable for
various functions, and the installation configu-
ration. They can only be modified by qualified
professional.
At the end of the work, reassemble the P.C.B. protection
plate and the top panel, in the same as for disassembly
but in the reverse order.
NOTE: do not omit the serrated washers
Access to d.h.w. pump timeout adjustment potentiometers and the d.h.w. load temperature limiter.
- Remove the top panel from the boiler.
- Remove the P.C.B. protection plate
Reassembly
