3 - OPERATING INSTRUCTIONS
3.1 - Self-diagnostic function
The self-diagnostic function starts when the breaker inside the
control panel of the chiller is turned on. After self-diagnosis
is completed, the data display on the control board shows the
following information.
• Data display (7-segment LED) and all LEDs light up.
• If there is no abnormality the data display shows the
version number. If there is a power failure, H-10 is
displayed after the power is restored.
NOTE: The version number differs with each chiller type.
• The data display shows the generator temperature.
(120.4)
If the self-diagnosis function detects an error, this will be
shown on the data display. For the alarm indication, please
refer to chapter 3.8.
Fig. 8 - Control panel
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