Cron HDI-600 - Page 39

System Maintenance
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6.1.9 Remove the HDI device front lower casing, open the built-in vacuum cleaner(dedusting unit) to
access to the filter. Clean or replace the filter core from time to time.
6.1.10 Inspect the cooling system unit:Coolant level can be observed through the round window shown
below. Make sure coolant liquid level in the coolant tank must always maintain its fluid at 1/3 level
(or more).