Troubleshooting (Continued)
Screen Displayed |
| Possible Cause | Troubleshooting Procedures | ||
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EVAP TEMP SENSOR | 1. | Corresponding Temperature Sensor | Service Required | ||
OUT OF RANGE |
| Probe wire(s) shorted to housing, or |
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| to each other. |
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CHECK WIRE FOR |
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SHORTS | 2. | Evaporator temperature too high. | Service Required | ||
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LEFT PUMP FAULT! | 1. | Motor failure | Service Required | ||
CHK PUMP WIRING | 2. | RPM Sensor failure | Service Required | ||
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CHK RPM SENSOR |
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CHK TUBING AREA |
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RT PUMP FAULT! | 1. | Motor failure | Service Required | ||
CHK PUMP WIRING | 2. | RPM Sensor failure | Service Required | ||
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CHK RPM SENSOR |
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CHK TUBING AREA |
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COOLER FAULT! | 1. | Cabinet circulating fan failure | Service Required | ||
EVAP TEMP TOO HI | 2. | Ice build up on evaporator coils | Service Required | ||
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CHECK EVAP FAN |
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CHK EVAP SENSOR | 3. | Evaporator sensor failure | Service Required | ||
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COOLING TIME | 1. | Air intake filter clogged | Clean Air Filter | ||
TOO LONG | 2. | Wiring failure | Check wiring harness for breaks, | ||
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CHECK | AIR FILTER |
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| shorts, open connectors | |
CHECK COOLING UNIT | 3. | Compressor failure | Service Required | ||
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COND PROBE FAULT | 1. | Tube leaking | Check pump & tubing for proper | ||
CHECK COND PROBES |
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| installation | ||
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| 2. | Dispense switch failure | Service Required |
CHK DISP SWITCHES |
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CHK CONNECTIONS | 3. | Dispense valve leaking | Service Required | ||
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JUMPER FAULT! | 1. Invalid wire harness configuation | Service Required | |||
CONFIG NOT VALID |
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CHECK
ON CONTROL BOARD
28 | 34766 010407 |
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