42
GB
SUMMARY TABLES
The Company declines all liabilities for damages due to any valve tampering.
Therefore all work on the valves must be carried out by authorised personnel
only.
ABBREVIATION
NAME
PRESSURE
kg/cmq
-
V.G.C.
GENERAL LOADER VALVE (on distributor)
230
-
V.A.B.C.F.
LOADER BUCKET ANTI-SHOCK VALVE (end-plate side)
300 *
-
V.A.B.C.A.
LOADER BUCKET ANTI-SHOCK VALVE (rod side)
240 *
-
V.A.S.C.
LOADER LIFT ANTI-SHOCK VALVE (end-plate side)
300 *
-
V.G.I.
GEN. HYDRAULIC POWER STEERING VALVE
175
-
V.A.I.
HYD. POWER STEERING ANTI-SHOCK VALVE
240 *
-
V.P.E.T.I.
HYDROSTATIC TRANSMISSION OPERATING
PRESSURE VALVE
-
V.T.I.
SAFETY VALVE
490
-
V.S.T.I.
HYDROSTATIC TRANSMISSION SUPERCHARGER
-
HYDROSTATIC MOTOR ADJUSTMENT START PRESSURE
280
±5
VALVE DIAPHRAGM
ø
PUMP CASING PRESSURE 60°
HYDRAULIC SYSTEM VACUUM PRESSURE
MAX 8
Diesel engine revs
2200 loaded
2360 load-free
Cardan shaft revs
Valve of 4 : 1 equipment
Revs (stall status): n° 2 RPM 2200 - 2300
Valve setting summary table
460±5 bar
with engine at
2200±25 RPM
30±1 bar
with engine at
2200±25 RPM
1st 600
2nd 925
3rd 1030
4th 2580
135
0
Note: Valves having pressure values marked with an asterisk (*) should be tested on
inspection bench. Pressure values refer to a flow rate of 2÷3 litres.
Note: Setting values, where not specified, must be considered with a tolerance of
± 5 bar
Tightening torque table
Assembly notes
- The screws must be lubricated with engine oil.
- Should one or more screws be fixed, tightening must be progressive and alternate until
desired torque is achieved.
- Whenever flat washers are required, use steel washer with a minimum strength of 80
kg/mm
2
only.
Draught must be carried on the
screwhead 784±30 Nm (80±3 Kgm)
W
E
R
C
S
W
E
R
C
S
W
E
R
C
S
W
E
R
C
S
W
E
R
C
S
S
S
A
L
C
R
E
T
E
M
A
I
D
W
E
R
C
S
R
E
T
E
M
A
I
D
W
E
R
C
S
R
E
T
E
M
A
I
D
W
E
R
C
S
R
E
T
E
M
A
I
D
W
E
R
C
S
R
E
T
E
M
A
I
D
W
E
R
C
S
O
S
I O
S
I O
S
I O
S
I O
S
I
N
I
D N
I
D N
I
D N
I
D N
I
D
2
1
M 2
1
M 2
1
M 2
1
M 2
1
M
4
1
M 4
1
M 4
1
M 4
1
M 4
1
M
6
1
M 6
1
M 6
1
M 6
1
M 6
1
M
8
1
M 8
1
M 8
1
M 8
1
M 8
1
M
0
2
M 0
2
M 0
2
M 0
2
M 0
2
M
2
2
M 2
2
M 2
2
M 2
2
M 2
2
M
4
2
M 4
2
M 4
2
M 4
2
M 4
2
M
7
2
M 7
2
M 7
2
M 7
2
M 7
2
M
0
3
M 0
3
M 0
3
M 0
3
M 0
3
M
3
3
M 3
3
M 3
3
M 3
3
M 3
3
M
8
.
8
G
8
7
2
1
8
1
6
2
3
3
4
4
7
5
0
8
5
0
1
5
4
1
9
.
0
1
K
0
1
5
.
8
5
1
2
2
2
3
1
4
3
5
9
6
0
0
1
7
2
1
5
7
1
9
.
2
1
K
2
1
0
1
8
1
6
2
8
3
9
4
3
6
2
8
5
1
1
0
5
1
5
0
2
