Troubleshooting
5-10
5
Press the key.
• Sensor adjustment starts.
6
Rotate the adjustment screw of the throttle valve to
adjust the pressure so that it becomes the proper
value.
• Proper value of negative pressure: -5.40kPa
Proper value of positive pressure: 15.00kPa
• As the negative pressure changes between ±0.1 and 0.2kPa, adjust so that the intermediate value may
become the target pressure.
• Adjust the throttle valve in order of “negative pressure” “positive pressure” “negative pressure”.
7
Press the key.
• The error is released and the negative pressure control starts.
• When an error occurs even after you adjusted the pressure, contact your local distributor to call for
service.
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