Troubleshooting
62
3A5082G
Pump runs continuously
Pump is not wired correctly
Check wiring. See Pump Wiring,
page 14. Check for short circuit.
Can’t set desired ON/OFF times
Maximum duty cycle is 33% (2
minutes OFF for each minute ON)
Adhere to allowable duty cycle.
Unit is not operating based on the
time that was programmed
Time entered was misinterpreted as
MM:SS instead of HH:MM (or visa
versa)
Verify the unit was programmed as
intended. See Programming the
Pump, page 20. Note the dot
designation for hours, minutes,
seconds on the top row of the
display.
Lubricant leaks past seal located on
the bottom of the reservoir
Reservoir retaining tabs are cracked
or broken
Replace reservoir.
Reservoir is being pressurized
during filling
Ensure vent hole is not plugged.
Reservoir is being pressurized
during filling due to rapid filling or
overfilling reservoir
Ensure vent hole is not plugged. Fill
reservoir slowly. Do not overfill
reservoir and main line hose.
Pump stirring paddle is not rotating
and pump is not pumping during ON
cycle, but controller lights and
functions
Failed motor
Replace pump.
Pump takes several minutes before
it begins pumping
Pumping non-cold weather lubricant
in cold weather
Adjust lube cycle time to
accommodate the difference in
pump run time.
or
Replace lubricant in pump, main line
hose and fluid lines with pumpable
lubricant, rated for environmental
conditions and application.
USB Error 00
Flash drive was removed during
operation
Keep the flash drive plugged in until
the unit has completed the
operation.
USB Error 07
Flash drive unable to mount
(initialize)
•
Unplug the flash drive and
re-install.
•
Cycle power and re-install the
flash drive.
•
Retry using a different flash
drive.
If any of the above do not rectify the
error, contact Graco Customer
Service.
USB Error 11
Pump program setting file not found
Verify that the pump program setting
folder structure and file are stored
correctly on the flash drive. See
Storing Pump Program Settings to
the Flash Drive, page 25 for
instructions.
Problem
Cause
Solution