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PISCO SVA20 Series Manual page 43

Push-in fitting incorporated type manifold solenoid valve

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SOLENOID VALVE
Caution
1. A solenoid valve allows air leakage. Do not use the valve for applications which
requires air tightness.
2. Do not use a solenoid valve for a large air-blow. A drop of inner pressure can
cause the internally pilotted-valve structure malfunctions.
3. When a solenoid valve is switched over by a manual operation, connected
actuators start operation. Confirm the safety before the system is operated.
4. Make sure to turn off the power supply and wire colors before wiring.
5. Solenoid valves work without lubrication. When lubrication is necessary, use
Turbine Oil Class 1 (ISO VG 32). If lubrication is stopped in the middle of the
operation, it can cause malfunctions due to the loss of initial lubricant on
valves. Keep providing lubricant.
6. Make sure each port by a marking on a solenoid valve body when piping.
7. Turn off the power and air supply and make sure the residual pressure becomes
zero before maintenance. It should be noted that the residual pressure exists
between a solenoid valve and an actuator in Three-Position Closed Center type.
8. Clogged element of a manifold with silencer increases the exhaust resistance.
It can also cause impairing the performance in a whole pneumatic system.
Carry out the maintenance periodically.
9. Thoroughly read and understand instructions and precautions in this catalog
before replacing a silencer element.
Series

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