Launch TLT830WA, Руководство по установке

Страница: 5 / 23

LAUNCH TLT830WA INSTALLATION MANUAL
2
relay KT will disconnect relay KA to stop the platforms rising,
and connect the lowering valve YA3 to lower the platforms.
Press the small scissors UP button SB3, the contactor KM
closes, gear pump driven by the motor supplies the oil
through the actuated solenoid valve YA2 to the small
scissors cylinders which in turn drives the small scissors
rising. Release the button SB3, the contactor KM and
solenoid valve YA2 will be disconnected, the motor is out of
the power and the small scissors stop rising. If keep on
pressing SB3, the small platforms will reach to a certain
height and touch the height limit switch SQ2, and the small
scissors stop rising to protect the lift. Press the small
scissors DOWN button SB4, the solenoid valve YA2 and
YA3 get the power and the small scissors will lower down.
If an emergent stop is needed, press Button SB6.