Graco InvisiPac HM10 Instructions Manual page 81

Code Description
T2D0 Low Temperature:
Melter
WNU0 Invalid USB License
Key
V2M1 Low Line Voltage:
AMZ
(C): Zone and component-specific error. See Zone (C) Lookup Table, page 74 for component error zone.
3A7259C
Cause
The melter temperature
deviated below setpoint.
The USB license key is not
for an InvisiPac HM10.
The Graco License Image
on the USB license key
does not match the USB
license key.
There has been a failure
with the USB license key or
the USB hardware on the
ADM.
Solution
✓Check that the temperature sensor RTD is fully
seated in melter.
✓Replace RTD if fully seated and temperature on
screen is not stable. See Replace the
Temperature Sensor (RTD), page 85.
✓Use a compatible license key.
✓Ensure that the USB license key is correctly
inserted to the USB hub behind the ADM.
✓Remove and reinsert the USB license key.
✓Reboot the machine.
Refer to Power Input Verification Checklist,
page 73.
Error Codes
81