4
3L.P. GAS s.r.l.
TECHNICAL MANUAL ICM
1.3
TAB. 1 SETTING SPRINGS
r
a
b
m
E
G
N
A
R
G
N
I
T
T
E
S
s
c
i
t
s
i
r
e
t
c
a
r
a
h
c
g
n
i
r
p
S
)
3
.
g
i
F
(
N
-
I
)
4
.
g
i
F
(
N
-
I
)
4
e
3
.
g
i
F
(
R
T
/
N
-
I
e
d
o
C
r
u
o
l
o
C
e
D
o
L
d
i
t
i
x
a
m
n
i
m
x
a
m
n
i
m
x
a
m
n
i
m
1
5
6
5
0
0
7
2
E
T
I
H
W
5
3
0
5
0
.
2
5
2
.
5
5
2
.
7
3
3
÷
3
1
5
3
÷
7
1
2
5
7
6
0
0
7
2
W
O
L
L
E
Y
3
.
2
5
2
.
5
5
2
.
7
0
5
÷
5
2
5
5
÷
0
3
3
0
2
8
0
0
7
2
E
G
N
A
R
O
5
.
2
0
0
.
5
0
0
.
7
5
8
÷
0
4
5
8
÷
5
4
4
0
1
9
0
0
7
2
D
E
R
7
.
2
0
0
.
6
0
0
.
8
5
4
1
÷
5
6
5
4
1
÷
5
6
5
5
3
0
1
0
7
2
N
E
E
R
G
0
.
3
5
2
.
5
5
2
.
7
0
8
1
÷
0
0
1
0
8
1
÷
0
0
1
6
0
4
1
1
0
7
2
K
C
A
L
B
2
.
3
0
5
.
4
0
5
.
6
0
7
2
÷
0
5
1
0
7
2
÷
0
5
1
7
5
5
2
1
0
7
2
E
U
L
B
5
.
3
0
5
.
4
0
5
.
6
0
5
3
÷
0
0
2
0
5
3
÷
0
0
2
8
0
8
3
1
0
7
2
Y
E
R
G
7
.
3
5
2
.
4
5
2
.
6
0
0
5
1
÷
0
0
7
9
5
2
5
1
0
7
2
N
W
O
R
B
0
.
4
0
5
.
4
0
5
.
6
0
5
5
÷
0
0
3
0
5
5
÷
0
0
3
0
0
0
2
÷
0
0
9
0
1
5
4
6
1
0
7
2
T
E
L
O
I
V
2
.
4
0
0
.
4
0
0
.
6
0
0
9
÷
0
0
5
0
0
9
÷
0
0
5
0
0
8
2
÷
0
0
3
1
1
1
5
6
0
2
0
7
2
E
R
U
Z
A
0
.
5
0
5
.
4
0
0
.
6
0
0
2
1
÷
0
5
8
0
0
2
1
÷
0
5
8
0
0
0
5
÷
0
0
5
2
2
1
8
3
3
0
0
7
2
E
T
I
H
W
5
3
0
5
3
.
1
5
7
.
8
5
7
.
0
1
9
1
÷
5
3
2
÷
8
3
1
7
7
3
0
0
7
2
W
O
L
L
E
Y
5
.
1
0
5
.
8
0
5
.
0
1
0
5
÷
5
1
0
5
÷
0
2
4
1
4
6
4
0
0
7
2
E
G
N
A
R
O
7
.
1
0
5
.
8
0
5
.
0
1
0
0
1
÷
5
4
0
0
1
÷
5
4
5
1
3
1
5
0
0
7
2
D
E
R
0
.
2
0
5
.
8
0
5
.
0
1
0
4
1
÷
0
7
0
4
1
÷
0
7
6
1
3
1
7
0
0
7
2
N
E
E
R
G
3
.
2
0
5
.
8
0
5
.
0
1
0
7
2
÷
0
2
1
0
7
2
÷
0
2
1
7
1
0
5
7
0
0
7
2
K
C
A
L
B
5
.
2
0
0
.
6
5
2
.
8
0
0
6
÷
0
5
2
0
0
6
÷
0
5
2
0
0
5
1
÷
0
5
1
8
1
0
8
9
0
0
7
2
E
U
L
B
0
.
3
0
0
.
6
0
0
.
8
0
0
9
÷
0
0
5
0
0
9
÷
0
0
5
0
0
1
2
÷
0
0
0
1
9
1
0
8
1
1
0
7
2
N
W
O
R
B
5
.
3
5
2
.
6
5
2
.
8
0
0
7
2
÷
0
0
8
1
Fig. 3
Fig. 4
De
= Ø external diameter
d
= Ø wire diameter
i
= active coils
Lo
= spring length
it
= total coils