Thanks for your help with this. I really appreciate it.
Now when I try and run any edl command, it doesn’t get past firehose - Trying to read first storage sector…. It feels like an EMMC issue and I might have to give up. Maybe someone else have a go if they want 
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Are there any data protection issues with donating the FP3 main module for spares? My understanding was that it should be fine as it was encrypted. Is that correct?