Supplied By www.heating spares.co Tel. 0161 620 6677
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DOMINA F 24 - 30 E
FERELLA F 24 - 30 MEL
MILOS AIR COMPACT E
Version - 09.2002
3.5 Operating parameter adjustment
Boiler parameter adjustment
P1
Temperature adjustment potentiometer.
Controls the heating delivery temperature from 30°C to 85°C.
The minimum position selects Summer operation.
P2
Hot tap water adjustment potentiometer.
Controls the hot tap water temperature from 40°C to 55°C.
P3
Heating capacity adjustment potentiometer.
P4
Potentiometer to adjust the burner gas pressure in the ignition phase.
The maximum ignition time is 10 sec.
The ignition curve should be regulated taking account of the type of burner and fuel used
(natural gas or LPG).
P5
Minimum pressure adjustment potentiometer.
The potentiometer P5 is to be used if it is necessary to adjust the minimum current to the second
coil of the gas valve.
This adjustment makes it possible to increase the gas valve minimum opening pressure electrically.
The potentiometer P5 is used when the mechanical minimum of the gas valve does not enable
adequate adjustment.
Jumper operation