SERVICING AND MAINTENANCE INSTRUCTIONS
_
Parameter
11
setting:
MAXIMUM HEATING OUTPUT SETTING
D
B
10
20
30
40
A
MANOMETRO
C
To check or modify the existing pressure value:
a.
Insert a manometer into the gas valve pressure point
B
(fig.1);
b.
Put ON/OFF button
1
in
OFF
position (
);
c.
Push pad
6
and
4
simultaneously and keep them pressed;
d.
Put ON/OFF button
1
in
ON
position (
) and wait until the
display shows
-
;
P
0
Fig. 1
e.
Release pad
6
and
4
;
f.
Keeping service pad
5
pressed
,
press pad
6
and select parameter no.
;
1
Gas valve VK 4105G
g.
Release service pad
5
press and release service pad
5
;
h.
The display
will show the parameter value to be set or modified;
i.
Press pad
6
to increase or pad
4
to decrease gas pressure according to heating system kW (output) requirement as per table
1 (the gas pressure value will be displayed in the manometer);
j.
Once the required pressure has been reached, press and release service pad
5
,
the display ill show value
;
1
u.
Position the ON/OFF button
1
in OFF position (
)
k.
Remove the silicon pipe from the pressure point
B
(fig.1), close tigly the pressure point screw and make sure there are no gas leaks;
l.
Put the ON/OF button in ON position (
);
CONDENSING WALL-HUNG BOILER – TG05A062.A0505
31
