| 1. The chain has to be in the family way UP of the switch between conclusions 8, 9 and 10, and also between conclusions 4, 5 and 12. |
| 2. The chain has to be in the family way OFF of the switch between conclusions 4, 5 and 10, and also between conclusions 4, 5 and 12. |
| 3. The chain has to be in the family way DOWN of the switch between conclusions 8, 9 and 12, and also between conclusions 4, 5 and 10. |
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