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4.8 Parameters menu

PresstheMENU(B)keyfor2seconds.

The two central segments of the digits blink and together with them some

displayed icons.

Use the "+" or "-" key to select the wrench icon (

).Atthispointthe

central segments switch off.

PresstheMENU(B)keytoenterthepassword(onlyforprofessionally

qualiedpersonnel)toaccessthetechnicalmenu.

Press the "+" key to increase the numeric value until you reach the value

of the password.

psw (*)

Fig. 38

(*)psw=Setthevalueofthepassword,availableonlyforprofessional-

qualiedpersonnel.

The user can in no way access the TECHNICAL

MENU.

When accessing the technical menu the number "2" is displayed. Press-

ing the "+" or "-" key it is possible to select the successive parameter:

Burner output

Gas Type

Flow Indicator Type

Domestic hot water start wait time

Domestic hot water circuit maximum setpoint

Domestic hot water thermostat operation

Displaying domestic hot water input temperature

 Displayingdomestichotwaterowrate

Exiting the menu

Resetting factory settings

PressingtheMENU(B)keyconrmsthevaluesset.

ToexittheTECHNICALMENUpressthe"+"or"-"keyuntil“rt”(return)

isdisplayed.PressingtheMENU(B)keytoreturntotheUSERMENU.

PressingtheON-OFF/RESET(A)keyyoupasstotheOFFstate.

If no action is taken, once 2 minutes have passed the appliance exits the

menu and returns to the normal operation screen.

4.8.1 Table of parameters

Nr.

PAR

PARAMETER DESCRIPTION

UNIT OF

MEAS

URE-

MENT

MIN MAX V

ALUES FACTORY SETTING

2 Selecting water heater output/capacity l/min

11 l/min --> 22kW

13 l/min --> 26kW

17 l/min --> 34kW

4 Selecting methane/LPG

0(METHANE)

1(LPG)

0(methanemodels)

1(LPGmodels)

5 Selectingowswitch/owindicator

0(FLOWSWITCH)

1(FLOWINDICATOR)

6 Domestic hot water start wait time s 0,5 10 (stepsof0.5s) 0.5s

11 maximum setpoint of domestic hot water circuit °C 36 65 65

20 Induced draught protection function 0 1

0(NONE)

1(ACTIVE)

40 Type of domestic hot water thermostat operation

0(ABSOLUTE)

1(CORRELATED)

41 Displaying domestic hot water input temperature °C

42 Displayingdomestichotwaterowrate NOT USED

rt Exiting the menu

rs Resetting factory settings

4.8.2 Reset to factory settings

Fromtheparametersmenu,selecting“rs”allowsyoutoresettheboardparameterstothefactorysettings(Resettofactorysettings).

PressingtheMENU(B)keydisplaystwounderscores.Pressthe"-"keyuntilthetwounderscoresshiftup.Pressthe"+"keytoreturntofactorysettings.

IfyoupresstheMENU(B)keyinsteadofthe"+"keytheoperationisannulledandyoureturntothepreviousmenu.

ToexittheTECHNICALMENUpressthe"+"or"-"keyuntil“rt”(return)isdisplayed,atthispointpressingtheMENU(B)keyreturnsyoutotheUSER

MENU.

PressingtheON-OFF/RESET(A)keyyoupasstotheOFFstate.

If no action is taken, once 2 minutes have passed the appliance exits the menu and returns to the normal operation screen.

If you are replacing the electronic board it is necessary to set the parameters

(11-13-17)and

(methane-lpg)dependingonthetypeofwater

heater used.