- 20 -
C
1
3
9
6
154
01
.f
m
English
IT
GB
DE
FR
ES
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.
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
the locking screws (C).
3 - Turn the spanner (A) clockwise to load the
spring or anti-clockwise to release it.
4 - Once the correct balance is obtained, screw in
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).
ADJUSTING BURNER PRIMARY AIR
Gas family
Distance (D) (mm)
II (G25/20-25 mbar)
26
II (G25.1/25 mbar)
26
II (G20/20-25mbar)
26
III (G30-G31/50mbar)
26
III (G30/ 29 mbar)
21
III (G31/ 30-37 mbar)
21
III (G30-G31/36mbar)
21
+
0
-
1
+
0
-
1
+
0
-
1
+
0
-
1
+
0
-
1
+
0
-
1
+
0
-
1
ADJUSTING THE LID COUNTER-BALANCING
IDM-39615401800.tif
B
A
C
IDM-39615401700.tif
A
B
C
D
Summary of Contents for 191PD1G
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