Hayward H400FDN Universal H Series Troubleshooting Guide - Page 42
Service LED ON: PF Code
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"PF" Code 9. Service LED ON: "PF" Code Verify incoming power is within 10% + or - of required voltage. Is the incoming YES power within 10% of required voltage? NO Inspect ground and neutral connections, are they clean and secured? NO YES Replace ICB: FDXLICB1930 Correct source power issue Clear dirt/debris and secure ground and neutral wires and retest 42
Is the incoming
power within 10%
of required voltage?
“PF” Code
Verify incoming
power is within 10%
+ or
–
of required
voltage.
YES
42
NO
Replace ICB:
FDXLICB1930
Correct source
power issue
9. Service LED ON: “PF” Code
Inspect ground
and neutral
connections, are
they clean and
secured?
YES
NO
Clear dirt/debris and
secure ground and
neutral wires and
retest