Error Codes And Troubleshooting - Graco PGM Instructions - Parts Manual

Precision gear metering
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Errors

Error Codes and Troubleshooting

Error
No.
Error Name
1
Control Power Off
2
Inlet Pressure Devia-
tion
3
Inlet High Pressure
Error
4
Inlet Low Pressure
Error
5
Outlet Pressure Devi-
ation
6
Outlet High Pressure
Error
7
Outlet Low Pressure
Error
8
Inlet Max Pressure
Fault - Relieve Pres-
sure and Cycle Power
32
Error Description
PGM Control Errors
Control power has
been removed
Inlet material pres-
sure outside limits
Inlet material pres-
sure above max limit
Inlet material pres-
sure below min limit
Outlet material pres-
sure outside limits
Outlet material pres-
sure above max limit
Outlet material pres-
sure below min limit
Inlet material pres-
sure exceeds max
rated pressure
Error
Type
Cause
Advisory
Stop button or
E-stop
Deviation
Feed pressure set
too high or too
low. Limits are not
set correctly
Alarm
Feed pressure too
high. Limits are
not set correctly.
Alarm
Feed pressure too
low. Limits are not
set correctly.
Deviation
Back pressure is
too high or too
low. Limits are not
set correctly.
Alarm
Back pressure is
too high. Limits
are not set cor-
rectly.
Alarm
Outlet pressure
too low. Limits are
not set correctly.
Alarm
Feed system pres-
sure is set too
high. Pressure
sensor damaged.
Solution
Press Control Power
button
Verify pressure limits
in Setup Screen 5.
Verify supply pres-
sures during dis-
pense.
Verify pressure limits
in Setup Screen 5.
Verify supply pres-
sures during dis-
pense.
Verify pressure limits
in Setup Screen 5.
Verify supply pres-
sures during dis-
pense.
Verify pressure limits
in Setup Screen 5.
Verify outlet pres-
sures during dis-
pense.
Verify pressure limits
in Setup Screen 5.
Verify outlet pres-
sures during dis-
pense.
Verify pressure limits
in Setup Screen 5.
Verify outlet pres-
sures during dis-
pense.
Perform pressure
relief procedure.
Change inlet supply
pressure. Cycle
power; Verify Pres-
sure sensor is work-
ing properly.
3A5185B

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