Ndustrio 191PD1G Manuel D'utilisation Et D'installation page 44

ADJUSTING BURNER PRIMARY AIR
To carry out this operation, proceed as follows.
1 - Turn off the gas supply tap.
2 - Open the hatch (A).
3 - Back off the screw (B) which secures the ring
nut (C).
4 - Set the ring nut (C) at the distance (D) shown in
the table.
5 - Tighten the screw (B).
After making the setting, seal the screw with
paint.
6 - Close the door (A) when the operation is com-
plete.
Gas family
II (G25/20-25 mbar)
II (G25.1/25 mbar)
II (G20/20-25mbar)
III (G30-G31/50mbar)
III (G30/ 29 mbar)
III (G31/ 30-37 mbar)
III (G30-G31/36mbar)
IT
ADJUSTING THE LID COUNTER-BALANCING
GB
To carry out this operation, proceed as follows.
1 - Fit the spanner (A) onto the hexagon (B).
2 - Keep a firm grip on the spanner (A) and undo
DE
the locking screws (C).
3 - Turn the spanner (A) clockwise to load the
FR
spring or anti-clockwise to release it.
4 - Once the correct balance is obtained, screw in
ES
the screws (C) without tightening them fully.
5 - Use the spanner (A) to turn the shaft until it is
located in one of the seats provided.
6 - Fully tighten the screws (C).
English
Distance (D) (mm)
+
26 0
-
1
+
0
26
-
1
+
0
26
-
1
+
0
26
-
1
+
21 0
-
1
+
0
21
-
1
+
0
21
-
1
- 20 -
A
C
A
B
B
C
D
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