11: Condition
Blank/Bad On-Pump Display
Test display input
With pump powered on, check voltage on display for value 9-15VDC between 1(-) & 4(+)
(right to left) on wiring harness. If correct, replace display only, if below 9VAC – check
AC mains power for value above 200VAC, if ZERO replace drive.
Step 11C
Page 22
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