4. OPERATING INSTRUCTIONS
4-1. TURN ON THE MAIN CIRCUIT BREAKER
Self-diagnostic function starts when the breaker inside the control panel of the Chiller is turned on.
After completing the self-diagnosis, the data display on the operation board shows the following.
(1) Data display (7 segment LED) and all LEDs light up.
(2) The data display shows a version number of the microprocessor
when there is noabnormality. If there was a power failure,
H-10 is displayed with the restration of power.
NOTE : The version number differs according to
the chiller
(3) The data display shows the generator temperature.
(120.4)
If the self-diagnostic function detects any failure, it will be shown the alarm code on the
data display. In this case, please contact the service agent accordingly.
4-1
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