
Section 6 | Electrical System |
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RFC2085
Freeze Cycle
2. FREEZE
Refrigerant pressure exceeds the low pressure control setpoint. The contactor coil energizes and the contacts close. The compressor and condenser fan motor energize and remain on throughout the entire freeze cycle.
L1
GROUND | COMPRESSOR | L2 | |
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| CRANKCASE |
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(94) | HEATER | (95) | |
(96) |
| (74) | |
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| LOW PRESSURE | CONTACTOR | |
HIGH PRESSURE | COIL | ||
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CONTACTOR | FAN MOTOR | CONTACTOR | |
CONTACTS | CONTACTS | ||
| RUN |
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| CAPACITOR |
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| (49) |
| (50) |
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| COMPRESSOR |
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| RUN | |
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| CAPACITOR | ||
| C | S | (47) |
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| (46) | |
| R |
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| (45) |
OVERLOAD |
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(48) |
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| (44) | |
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| 5 | 2 | 1 |
| (43) |
| RELAY | START | |
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| CAPACITOR |
SV3042
2. Freeze (Until Ice Contacts Bin Level Probe for 30 Continuous Seconds)
High Pressure Control
Low Pressure Control
Contactor Coil
Compressor
Condenser Fan Motor
CLOSED
CLOSED
CLOSED / ON
ON
ON
Part No. | Revised 8/2003 |
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