Graco 25A693 Instructions Manual page 127

Code Fault
Code Code Fault Fault
F_PF Motor Overload
F_rF Flying Restart
F_SF Single-Phase
F_UF
Start
F_FAU TB5 (0–10V signal)
Threshold
3A4030C
Problem
Problem Problem
Excessive motor load for too long.
The controller was unable to
synchronize with the motor during a
restart attempt (P110=5 or 6).
A mains phase has been lost.
The Start command was present
when power was applied (P110=0
or 2).
0–10V signal at TB5 drops below
the value set in P158.
Events and Logs
Solution
Solution Solution
• Verify that P108 is set properly.
• Verify that the drive and motor are
the proper size for the application.
Check the motor and load.
Check the mains voltage.
• Wait at least two seconds after
powering up to apply the Start
command.
• Consider an alternate starting
method (P110).
• Check the signal and signal wire.
• Refer to parameters P157 and
P158.
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