MP sava3 - MP sava3 Valve Block (Standard); Valve Description and Unit Operation

MP sava3 Hidraulic Power Unit 1 ¼” 1 ½”
V700 - 11/2017
14/40
MTMECMPsava3_700_EN
A Point Upwards deceleration signal.
Place at an S distance from the floor level equal to
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
󰇜




      
B Point Motor disconnected signal.
C Point Downwards deceleration signal.
Place at an S distance from the floor level equal to

󰇛

󰇜




      
D Point YD Electrovalve disconnection signal
Connected
Adjustment
FLOOR
Adjustment
YR
FLOOR
MOTOR
YR
Y- D
4
3
2
5
3
4
A
B
C
D
YD
Connected
For direct starting, motor idle time approx. 0,5 seconds
Change to D
Connect in Y for 2 seconds approx
Y- D starting
UPWARDS
DOWNWARDS
YS -
2.2. MP sava3 Valve Block
2.2.1. Description of Valves
2.2.2. Unit operation
1: Pressure relief valve adjustment
2: Upwards acceleration adjustment
3: Upwards/downwards deceleration adjustment
4: Levelling speed adjustment
5: Down speed adjustment
6: Cylinder minimum pressure adjustment.
7: Hand pump relief valve adjustment.
Adjusting screws names
YD Electrovalve
(descent)
+ YE (emergency)
YR Electrovalve
(for speed
change)
Pressure switch
with adjustment
screw
Testing screw
of the rupture
valve
Manual lowering
pushbutton
Hand pump
bleeding
Manometer
protection key
1
6
TO CYLINDER
Starting
Electrovalve YS
(-A3 optional)
Hand
pump
lever
5
4
3
2
7
Magnetic Sensor
Descent Valve
SVD
Magnetic Sensor
Bypass Valve
SVC