36 Reprocessing instructions | Perseus A500
Reprocessing
Inserting the APL valve
1. Align the APL valve correctly. The lower dot (A) must face the user during
operation.
2. Place the APL valve (B) vertically on the upper part of the breathing system (C).
3. Tighten the knurled nut (D).
WARNING
Risk of an incorrectly set pressure limitation
If the lower dot marked on the APL valve is not aligned correctly, settings
may be made or read off incorrectly.
When inserting, take care that the lower dot is facing the user during
operation.
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