SCHUSTER SWG A 23 - ADJUSTMENT OF THE GAS VALVE ELECTRIC MINIMUM; ADAPTATION OF THE POWER TO THE HEATING SYSTEM

27
ENGLISH
INSTALLATION INSTRUCTIONS
ATTENTION!
Function reserved for Authorised
Assistance Centres only.
The user is NOT authorised to activate
3.12.1 - ADJUSTMENT OF THE GAS VALVE ELECTRIC MINIMUM
3.12.2 - ADAPTATION OF THE POWER TO THE HEATING SYSTEM
E.g. SWG C 24
to decrease the output of the
boiler to 23 kW, obtain a pres-
sure value of 10.3 mbar (read on
the pressure gauge), modifying
the HP parameter (about 40)
.
1 ACTIVATION
Activate the MINIMUM POWER calibration function
(par. 3.11.1)
1 ACTIVATION
Collect the pressure gauge
differential to measure the burn-
er pressure (see par. 3.12)
2 EDITING THE VALUE
Modify parameter HP
(see par. 4.2) until the value cor-
responding to the wanted power
is obtained.
3 CHECK
Switch-on the boiler in heating
mode.
Check the pressure on the
pressure gauge, based on the
requested power, through the
chart.
EDITING THE VALUE
Turn the DOMESTIC HOT WATER knob ‘’C’’
GAS VALVE ELECTRIC MINIMUM
VALUES
FROM A DEFAULT
0 (%) 99 (%) 20 (G20) 25 (G31)
2
CONFIRM VALUE
Conrm the value by pressing the unblock key
3
the function described below.
It is possible to adjust the maximum thermal ca-
pacity in heating mode, by decreasing the burner
pressure value