Troubleshooting
Troubleshooting
Error Codes and Troubleshooting
Note
Error codes are stored in the error log and
displayed on the Error and Troubleshooting
screens on the ADM.
There are three types of errors that can occur. Errors
are indicated on the displayas well as bythe light
tower (optional).
Alarms are indicated by
. This condition indicates
a 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
. This condition
indicates 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
. This condition
indicates a parameter that is not immediatelycritical
to the process. The advisoryneeds attention to
prevent more serious issues in the future.
Error
Code
Error
Location
Type
Name
Cause
Solution
Loose or bad motor or
wire connection.
Check for tight motor wire
termination in green con-
nector. If loose, contact
Graco distributor for re-
work instructions. Check
for tight motor brush wire
terminal screw. See
Repair Motor Brushes,
page 59
.
Motor brushes
completelyworn down.
Check motor brushes and
replace if needed.
A1NM
MCM
ALARM
No Motor
Current
Bad MCM.
Replace MCM. See
Replace Motor Control
Module (MCM), page 86
.
14
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