28 EN OXYWAY
WM 66581a 11/2017
8 Maintenance
8.4 Replacing the disposable filter
Requirement • The pressure reducer is removed (see “4.2 Removing the
pressure reducer”, page 16).
• Wash your hands thoroughly in advance.
• The Allen key (5 mm) must be clean, dry and free from any oil
or grease.
1. Hold the hand-screwed connection facing downwards in order
to avoid contamination with any falling dust particles.
2. Unscrew the disposable filter.
3. Insert the new disposable filter.
4. Tighten the disposable filter gently.
Result The disposable filter is replaced.
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