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c. For ST-C device.
·Press solenoid valve buttons to check how each
device moves.
·If the device does not work, check the cords.
·For the pneumatic solenoid valve carries
polarity, check the connection between the cable
and the connector.
·The device will not work if the cords are
plugged in incorrectly to opposite power.
Solenoid valve number
1
2
3
Solenoid valve application
Presser foot lifting
Lower trimming
Top cover thread trimming
Standard solenoid connector
Knee-lifting solenoid connector (Green)
Connector type
Knee-lifting solenoid connector
Standard solenoid connector
Standard solenoid connector
[ Figure 74 ]
Pin number
3 [+], 4 [signal]
2 [signal], 6 [+]
3 [signal], 7 [+]
41
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