Graco XM 24W626 Operation Manual page 92

Appendix B - Alarms
Alarm
Code Alarm Problem
P9AX A Pump Pressure is Abnor-
mally Low Compared to B
Pump Pressure.
P9BX B Pump Pressure is Abnor-
mally Low Compared to A
Pump Pressure.
QDAE Dosing Size A Alarm
*QPDX Pot Life Timer Expired. Mixed
Fluid Will Cure in Hoses,
Mixer, and Gun.
QTAE Dosing Size A Advisory
R1BE Ratio Low B (Under Dose B);
System Delivering Not
Enough B Component.
92
When
Active Cause
Spray A air motor is icing causing restric-
tion and lower fluid pressure.
A pump is binding.
A motor is binding.
Spray B air motor is icing causing restric-
tion and lower fluid pressure.
B pump is binding.
B air motor is binding.
Spray The fluid dosing size is greater than
45 cc when fast dosing is turned off.
The fluid dosing size is greater than
30 cc when fast dosing is turned on.
Spray Have not sprayed enough volume to
keep fresh mixed fluid in the integra-
tion hose, mixer, whip hose, and
spray gun.
Spray The fluid dosing size is greater than
35 cc when fast dosing is turned off.
The fluid dosing size is greater than
20 cc when fast dosing is turned on.
Spray B dosing valve will not open.
B mix manifold valve closed.
Pump filter plugged on B side.
Solution
Open the air motor de-ice bleed air
controls. Allow ice to melt. Dry com-
pressed air. Heat compressed air.
Use a smaller tip.
Repair lower. See XM PFP repair
manual.
Repair air motor. See XM PFP
repair manual.
Open the air motor de-ice bleed air
controls. Allow ice to melt. Dry com-
pressed air. Heat compressed air.
Use a smaller tip.
Repair lower. See XM PFP repair
manual.
Repair air motor. See XM PFP
repair manual.
Decrease the air motor velocity with
a smaller tip or increase 'B' restric-
tion.
Decrease the air motor velocity with
a smaller tip or increase 'B' restric-
tion.
Spray fluid, or flush. Resets when
you leave spray mode. See Spray,
page 40, or Flush Mixed Material,
page 44.
Decrease the air motor velocity with
a smaller tip or increase 'B' restric-
tion.
Decrease the air motor velocity with
a smaller tip or increase 'B' restric-
tion.
Check for air signal to valve.
Open green mix manifold valve.
Use alternate 30 mesh screen. See
manual 311762 for part number.
Clean B pump outlet filter. See man-
ual 311762.
3A2776H