I am working on a Groening vrc 3e steamer with an error code of 9. Rtf open ?
Did you mean RTD?
Yes, that code means it's open. Of course, that problem could also be attributed to maybe a loose connection, faulty wiring or an issue with the control board.
Here's the service manual:
Service Manual - GROEN MODELS VRC-3E & VRC-6E Domestic VORTEX100® CONNECTIONLESS STEAMER
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