Error Codes - Graco Therm-O-Flow 20 Instructions - Parts Manual

Troubleshooting

Error Codes

There are three types of errors that can occur. Errors
are indicated on the display as well as by the optional
Light Tower.
Alarms are indicated by
parameter critical to the process has reached a level
requiring the system to stop. The alarm needs to be
addressed immediately.
Deviations are indicated by
a parameter critical to the process has reached a level
requiring attention, but not sufficient enough to stop the
system at this time.
Advisories are indicated by
a parameter that is not immediately critical to the
process. The advisory needs attention to prevent more
serious issues in the future.
To acknowledge the error, press
The third digit, or sometimes the last digit of the error
code, indicates which unit the error is active on. The
"★" (star) character indicates the code applies to
multiple system components.
Third or Last Digit "★"
A
B
40
. This condition indicates a
. This condition indicates
. This condition indicates
.
Code Relates To:
Unit A
Unit B
The last digit of the error code indicates which system
component the error applies. The "#" (pound) character
indicates the code applies to multiple system
components.
Last Digit "#"
1
2
3
5
6
7
G
H
V
W
X
Y
The last digit of the error code indicates which heat
zone the error applies. The "_" (underscore) character
indicates the code applies to multiple system
components.
Last Digit "_"
1
2
3
4
5
6
7
8
9
A
B
C
D
E
Code Relates To System
Component:
MZLP 1
MZLP 2
MZLP 3
MZLP 5
MZLP 6
MZLP 7
Gateway (CGM)
Gateway Heartbeat Loss
AWB Unit A
AWB Unit B
Daughter Board Unit A
Daughter Board Unit B
Code Relates To Heat
Zone:
Zone 1
Zone 2
Zone 3
Zone 4
Zone 5
Zone 6
Zone 7
Zone 8
Zone 9
Zone 10
Zone 11
Zone 12
Pump
Platen
334129S