Bio-Rad Aminex Organic Acid and Alcohol Analysis Columns - Manual (Page 21)

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Table 3. Troubleshooting Guide (continued)
Regeneration
Solution Procedure
1. Turn off pump. Allow 15 min relaxation, 6.1
then operate at suitable flow rate
2. Reverse flow direction and backwash 6.2
3. — 6.1
4. Reverse flow direction and backwash 6.2
5. — 6.3
6. — 6.1
1. — 6.2
2. — 6.3
3. Shut off pump. Allow 15 min relaxation 6.1, 6.4
before operating at suitable flow.
4. — 6.1, 6.4
5. — 6.2
6. Check all instrument fittings 6.5
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