Nilfisk Alto DELTABOOSTER 7309021 ユーザーズマニュアル
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3.5.3 Reading of hour meters
On the hour meters you can read for how many hours each of the motor pump units has been
running. Reading as follows:
running. Reading as follows:
Motor pump unit 1
Hours 1/100 hours
Example: 4 hours + 50/100 hour = 4½ hours