Alarm Troubleshooting - Graco ProMix 2KS Operation Manuals

Alarm Troubleshooting

E-1: COMM ERROR
No power to the EasyKey.
No power to Fluid Station. The intrinsically safe power
cable between the EasyKey and Fluid Station is not con-
nected.
No power to Fluid Station. The fluid control board fuse is
blown.
The fiber optic cable between the EasyKey and Fluid
Station is not connected.
The fiber optic cable is cut or bent.
Dirty fiber optic cable ends.
A communication cable or connector failed.
E-2: POTLIFE ALARM
The potlife time has been exceeded for the mixed mate-
rial.
To prevent mixed material from curing in the equip-
ment, do not shut off power. Follow one of the solu-
tions at right.
312776K
Table 11. Alarm Troubleshooting
Cause
Cause
NOTICE
Solution
Connect power to EasyKey.
Verify that the cable is correctly connected. See Installa-
tion manual.
Verify condition of fuse and replace if necessary. See
Repair-Parts manual.
Verify that the cable is correctly connected. See Installa-
tion manual.
Verify that the cable has not been cut or bent at a radius
smaller than 1.6 in. (40 mm).
Disconnect fiber optic cable ends and clean with a
lint-free cloth.
Replace cable.
Solution
Press the Alarm Reset
alarm. Purge the system with solvent, fresh mixed mate-
rial, or a new color:
• Solvent Purge - See Purging Mixed Material on
page 61. The system purges until the preset purge
time is complete.
• New Mixed Material Purge - Go to Mix mode and
spray the required volume to restart the timer.
• Color Change - Perform a color change, page 69.
Alarm Troubleshooting
key to stop the audible
83