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| Se r v ice | ||
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| troubleshooting |
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| code | description | possible cause | ||
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| cavity air sensor shorted | Cavity air sensor reading < 5°F. Verify sensor integrity. | |||
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| See sensor test instructions below. |
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| cavity air sensor open | Cavity air sensor reading > 517°F. Verify sensor integrity. | |||
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| See sensor test instructions below. |
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| product probe is shorted | Product probe reading < 5°F. Verify sensor integrity. | |||
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| Oven will cook in time only | See sensor test instructions below. |
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| product probe is open | Product Probe reading > 517°F. Verify sensor integrity. | |||
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| Oven will cook in time only | See sensor test instructions below. |
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| Under temperature | Unit has not reached |
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| Unit has been higher than 25°F above the maximum cavity | ||
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| Over temperature | more than 2 minutes. Note: Holding Cabinets with this error code are | |||
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| more than 145°F higher than the maximum |
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| Safety switch open | Contact factory. | |||
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| Internal software error | Contact factory. |
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| Sensor error | Contact factory. |
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| Temp. measurement error | Contact factory. |
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| Temp. measurement error | Contact factory. |
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| Real time clock error | Data set to factory default. Ensure that date and time are correct if applicable. |
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| Real time clock error | Contact factory. |
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| clock is not oscillating | Contact factory. |
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| configuration connector | Refer to wiring diagram for the particular model and ensure dip switches on | ||
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| the control match the settings called out on the WD. If the dip switch settings | ||||
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| error (dIp switch) | ||||
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| are correct according to the print replace the control. |
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| Voltage low | Voltage below 90 VAC on a 125 VAC unit, or below 190 VAC on a | |||
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| Voltage high | Voltage over 135 VAC on a 125 VAC unit, or over 250 VAC on a | |||
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| EEpROM Error | Ensure that all temperatures and times are properly set. | |||
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| Contact factory if problem persists. |
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| EEpROM Error | Contact factory. |
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| EEpROM Error | Contact factory. |
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| EEpROM Error | Contact factory. |
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| EEpROM Error | All timers, if previously on, are now off. Possible bad EEPROM. |
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| EEpROM Error | Stored HACCP memory corrupted. HACCP Address reset to 1. Possible bad | |||
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| EEPROM. Contact factory if problem persists. |
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| EEpROM Error | Stored offsets corrupted. Offsets reset to 0. Control may need a recalibration. | |||
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| Possible bad EEPROM. Contact factory if problem persists. |
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| EEpROM Error | All timer | |||
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| off. Possible bad EEPROM. |
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| Button stuck | A button has been held down for >60 seconds. Adjust control. Error will | |||
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| reset when the problem has been resolved. |
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| Input failure | Contact factory. |
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| datakey error | Datakey digital signature incompatible. Cycle power, and install compatible | |||
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| Datakey if error persists. |
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| datakey error | Datakey incompatible with control. Install compatible Datakey. |
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| datakey unplugged | Install Datakey and cycle power to control to clear error. |
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| dLto | datalogger has timed out | Cycle power. Contact factory if error persists. |
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| dLSd | Micro Sd card not plugged in | Plug in SD card and cycle power. Contact factory if error persists. |
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Note: If in doubt, always cycle the power to the control and contact factory if the problem persists.
To test probe and air sensor:
Test probe and air sensor by placing sensor in ice water bath and using an ohmmeter set on the ohm scale. The reading should be 100 ohms resistance. If it is more than 2 ohms higher or lower, sensor needs to be replaced.
pg. 28 |