Main Control Board
INPUTS |
ACCUMULATED FF AND FRZ |
DOOR OPENINGS (MINUTES) |
COMPRESSOR RUN TIME |
(MINUTES) |
DEFROST HEATER ON TIME |
(MINUTES) |
OUTPUTS |
COOLING |
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DEFROST |
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| COMMUNICATION | DAMPER | ENCODER |
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| THERMISTOR |
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| INPUT/OUTPUT | COILS | INPUTS |
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| INPUTS |
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| SELECT |
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COMM +12V | DI DO |
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1 2 3 4 5 |
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| 1 | 5 | 1 |
| J3 | 10 | 1 |
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| J4 |
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| 1 | 6 |
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| FAN OUTPUTS |
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| J5 |
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| 1 |
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| 8 |
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| J2 |
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| PROCESSING | |||||||
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| UNIT |
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| 1 |
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| J6 |
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| 2 |
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L1 |
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| K4 | COMP | K3 | DEFROST |
| K5 QC |
| K7 | PAN/HTR |
| K6 | WATER |
| COMP | DEFR | LINE |
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| N | DFZ | DFF | OCH | COMMON | WATER | CRUSHER | AUGER | K2 | C/CR |
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| PAN HTR |
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| J7 |
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| K1 | AUGER |
COMPRESSOR |
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| AND |
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| DOOR |
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| DEFROST |
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| SWITCH |
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| OUTPUTS |
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| INPUTS |
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| – 12 – |
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