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Tag: error
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Orange arrow Is there a Pre-Heater RTD error on the APR-5000-XL?

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  Possible Causes: 1) Bad connections or not plugged in. 2) Bad RTD. Possible Solutions (corresponding to the Causes #): 1) Check all connections to RTD's and to the PCB. 2) Replace the RTD assembly. Replacement instructions: APR-XL Preheater and RTD replacement.pdf If you need instructions on ...

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