Chapter 5 Troubleshooting
5-6
4
Press the [ENTER] key.
• Automatic discharge and filling operations are performed.
• Perform cleaning once the filling is complete.
5
Press the [END] key several times to end the operation.
If pressure abnormality occurs
The pressure controlled in the machine may exceed the control range due to environment and aging.
If a pressure abnormality occurs, adjust the pressure immediately with the following procedure and return the
pressure to its normal value.
1
Select [PRESSURE ADJUST] of the MAINTENANCE menu.
(1) Press the [FUNCTION] key in LOCAL.
(2) Press to select [MAINTENANCE], and press the [ENTER] key.
(3) Press to select [PRESSURE ADJUST].
2
Press to select "POSITIVE" or "NEGATIVE" pressure.
PRESSURE ADJUST
: NEGATIVE
PRESSURE
3
Press the [ENTER] key.
Open Throttle Valve
[ENT]
COMPLETED
4
Rotate the adjustment screw of the throttle valve to release it so that air can flow.
• Rotate the adjustment screw of the throttle valve until it comes to the middle position.
Adjustment screw for positive pressure
Adjustment screw for negative pressure
Turn the adjustment screw
to this position