User Manual

4
Sieve Bed Assembly Replacement (508697)
Tools and equipment required:
• #1 Phillips screwdriver
Disassembly
1. Turn concentrator o, and remove the battery and external power from unit.
2. Turn unit upside down, and place on soft surface. Remove screws and bottom cover.
3. Pull upward on the Pull String Loop while holding the device down to remove sieve bed assembly.