Orion KRF70 - Operation; Adjustment of Vacuum and Exhaust Pressure

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Operation Procedure
Operation
Operation
1.Turn the control screw in the direction of (－) .
2.Be sure to check by inching that the rotating direction is the
same as the one shown on the "rotating direction arrow"
when it is viewed from the motor fan side.
3. Turn on the power switch.
4. Use the controller to adjust
vacuum level and exhaust pressure.
Check: Be sure to check the rotating direction.
Adjustment of vacuum level and exhaust pressure
■Adjustment of vacuum level
(Vacuum controller)
1.Turn the locking nut clockwise to unlock the control screw.
2.Turn the control screw until the desired vacuum level is obtained on the gauge.
3.Turn the locking nut counterclockwise to lock the control screw.
■Adjustment of exhaust pressure
(Pressure controller)
1.Turn the control screw until the desired exhaust pressure is obtained on the gauge.
「Rotating direction arrow」
Adjustment of vacuum level
－ vacuum ＋
Adjustment of exhaust pressure
－ pressure ＋
Control screw
Locking nut
Control screw
Vacuum controller
Pressure controller