Terminal Unit
Control (TUC)
6.Read and record the operating machine state. Return the DIP switches to the initial positions recorded in step 1. Short the test inputs to set the address in the TUC EEPROM.
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| Example: Operating Machine State for Standby Mode | |||||||||||
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| Sequence 1 |
| Sequence 2 |
| Sequence 3 |
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| 1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 |
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| ϒ ϒ ϒ ϒ ϒ ϒ ϒ λ | ϒ ϒ λ ϒ | ||||||||||
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| ϒ ϒ | ϒ | λ ϒ |
| ϒ | ϒ λ |
| ϒ | ||||
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| 5 | 6 |
| 7 | 5 | 6 |
| 7 | 5 | 6 |
| 7 |
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| Example: Operating control mode for purge mode |
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Table 41. Operating Machine State LED Sequences and Codes |
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Sequence 1 | Sequence 2 | Sequence 3 |
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1 2 3 4 | 1 2 3 4 | 1 | 2 | 3 | 4 | Code |
| Machine State |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | ϒ | ϒ | ϒ ϒ | 00 |
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| Manufacturing Test |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | ϒ | ϒ | λ |
| 2 |
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| Bad Configuration |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | ϒ | λ | ϒ ϒ | 4 |
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| Auto Cycle Test |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | ϒ | λ | λ ϒ | 6 |
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| Disable |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | λ | ϒ | ϒ ϒ | 8 |
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| Stop |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | λ | ϒ | λ ϒ | 10 |
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| Calibration |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | λ | λ | ϒ ϒ | 12 |
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| Latching Diagnostic |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ ϒ | λ | λ | λ ϒ | 14 |
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| Freeze Shutdown |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ λ | ϒ | ϒ | ϒ ϒ | 16 |
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| Soft Reset |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ λ | ϒ | ϒ | ϒ ϒ | 18 |
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| Standby |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ λ | ϒ | λ | ϒ ϒ | 20 |
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| Cooling |
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ϒ ϒ ϒ ϒ | ϒ ϒ ϒ λ | ϒ | λ | λ ϒ | 22 |
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| Heating |
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103 |
