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STP-H600/H1000 Series Instruction Manual
There are two methods of operating the STP pump: MANUAL and
REMOTE.
Select one which fits your vacuum equipment.
5.5 Manual Operation
Slide the "MANUAL/REMOTE" changeover switch on the rear panel to "MANUAL."
5.5.1 Powering ON
1) Switch ON
the breaker on the rear panel (to prevent incorrect operation, a
metal fitting is attached to the breaker. Loosen the screw, lift the metal
fitting and secure it).
2) Press the "POWER ON/OFF" switch (the switch is thoroughly locked down).
The magnetic bearing functions and the rotor levitates (POWER ON state).
The "POWER ON/OFF" switch built-in lamp lights.
5.5.2 Starting the STP Pump
1) Press the "MOTOR START" switch on the front panel after powering ON to
start and accelerate the STP pump.
The "ACCELERATION" lamp lights (ACCELERATION state).
2) When the STP pump attains the rated speed of rotations, the
"ACCELERATION" lamp goes out, and the "NORMAL OPERATION" lamp
lights (NORMAL OPERATION state).
5.5.3 Stopping the STP Pump
1) Press the "MOTOR STOP" switch on the front panel to stop the STP pump.
The STP pump starts to decelerate and stop.
The "NORMAL OPERATION" lamp or the "ACCELERATION" lamp goes out,
and the "BRAKE" lamp lights (BRAKE state)
(when the rotational speed is less than approx. 2000 rpm while the STP pump
is accelerating, the "BRAKE" lamp does not light).
2) The "BRAKE" lamp goes out when the rotational speed slows down to approx.
1000 rpm.
5.5.4 Starting the STP Pump after Stopping
Press the "MOTOR START" switch on the front panel to reaccelerate the STP
pump.
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