WingnutWick
Well Known Member
Noticed these fluctuating fuel pressures on an IO-540 and wanted to see if anyone had any troubleshooting ideas prior to ordering a new pump. If it is the pump, what causes this? I think it's safe to rule out a sender error as you can see when I turn on the electric pump, indications are stable.
https://drive.google.com/drive/folders/1kYKHo9dIRhPM8ZNo9WUdcAaexkGn5nJP?usp=sharing
Thanks!
https://drive.google.com/drive/folders/1kYKHo9dIRhPM8ZNo9WUdcAaexkGn5nJP?usp=sharing
Thanks!
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