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9. Maintenance
9.1 Intervals
We recommend only having servicing and maintenance performed by the
manufacturer (WEINMANN) or authorized dealers.
Both filters must be regularly checked for soiling
•
The coarse dust filter should be cleaned once a week and changed
no less than every 6 months.
•
The fine filter should be changed after no more than 1000 operat-
ing hours (filter change symbol
For reasons of hygiene, we recommend replacing the following parts at the intervals
stated:
•
pressure measuring hose every 6 months and earlier if soiled
•
complete mask system every 6 to 12 months depending on soiling
•
exhalation system in accordance with the relevant operating
instructions
In addition, servicing should be carried out at the following intervals as a preventive
measure:
•
after every 5000 operating hours (maintenance symbol
appears in the display)
•
after no more than 2 years (see servicing sticker on rear of unit)
Servicing includes:
–
filter change
–
cleaning unit
–
replacing any defective parts
–
a complete check of unit functions and pressure indicators
appears in the display).
Maintenance
39
EN
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