Graco XM PFP Setup & Operation page 90

Appendix B - Alarms
Alarm
Code Alarm Problem
CACT Temperature Control
Module Loss of
Communication
DAAX Pump Runaway; Above 80
DABX CPM For 10 Sec.
DDAX Pump Cavitation; Dives
DDBX More Than 1/2 Of Stroke.
DEAX Pump Does Not Move In 10
DEBX Minutes.
DFAX Pump Did Not Stall Against
DFBX Fluid Pressure On Up Stroke
Only.
DGAX Pump Did Not Stall Against
DGBX Fluid Pressure On Down
Stroke Only.
DJAX Pump Motor Linear Sensor
DJBX Has No Signal.
Pump Motor Linear Sensor
Is Out Of Range.
DKAX Pump Motor Reed Switch
DKBX Failure; Missing Signals
From One Or Both Switches.
90
When
Active Cause
Always Network communication cable is
bad.
Always No material in pump or lines; no
fluid restriction.
Spray No fluid or valve closed.
Material is too cold or thick.
Pump inlet check valve not closing.
Feed pump not providing material.
Inlet strainer plugged (if used).
Park or Recirculation valves were not
Pump opened to allow flow.
Test
Pump Pump piston check valve, piston
Test packings, or dosing valve are not
holding fluid pressure.
Pump Pump inlet check or dose valve is
Test fouled, or damaged.
Always No linear sensor signal from motor.
Linear sensor plugged in while
power is on.
Bad connection inside fluid control
module.
Always Linear sensor is beyond range.
Sprayer is not properly grounded.
Always Bad motor cable connections, or
bad reed switch.
Reed switch cable is plugged in
while power is on.
Bad connection inside fluid control
module.
Solution
Check cable connections.
Refill material in tank or hoses;
install fluid tip.
Refill supply and open inlet valve.
Increase material temperature to
reduce viscosity. See Spray, page
40. Shear material with agitation to
reduce viscosity.
Clear debris from check valve. Or
replace ball, seat, and seal.
Check feed pump (if used).
Check and clean strainer. See XM
PFP repair manual.
Open recirculation valves.
Flush pump. See General Tips,
page 62. Recheck. Remove, clean,
and repair lower. See XM PFP
repair manual.
Remove inlet housing & clean and
inspect. See XM PFP repair
manual.
Swap A and B sensors. Replace
sensor if problem follows sensor.
See XM PFP repair manual.
Power sprayer off and back on. Do
not plug in linear sensor while
power is on.
Replace fluid control module. See
XM PFP repair manual.
Replace sensor or sensor magnet.
See XM PFP repair manual.
See Grounding, page 19.
Swap A and B motor cables.
Replace cable if problem persists.
Otherwise replace reed sensor
assembly. See XM PFP repair
manual.
Power sprayer off and back on. Do
not plug in reed switch cable while
power is on.
Replace fluid control module.
3A2776K