Graco XM 24W626 Operation Manual page 90

Appendix B - Alarms
Alarm
Code Alarm Problem
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.
F6AJ A Air Motor Linear Sensor
Jump Advisory.
F6AK A Air Motor Reed Switch Sig-
nal Missing Advisory.
F6BJ B Air Motor Linear Sensor
Jump Advisory.
F6BK B Air Motor Reed Switch Sig-
nal Missing Advisory.
F7AX System Detects Unexpected
F7BX Pump Movement (Fluid
Flow).
F8RX No movement occurred in cir-
culation mode
90
When
Active
Park or Recirculation valves were not
Pump Test opened to allow flow.
Pump Test Pump piston check valve, piston
packings, or dosing valve are not
holding fluid pressure.
Pump Test Pump inlet check or dose valve is
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.
Always System ran out of fluid.
Linear sensor is bad.
Always Reed switch does not see the air
motor magnet.
Reed switches are bad.
Air motor is icing.
Always System ran out of fluid.
Linear sensor is bad.
Always Reed switch does not see the air
motor magnet.
Reed switches are bad.
Air motor is icing.
Spray Recirculation valve or dosing valve
open or leaking for more than five
seconds.
Circulation Pump did not move for 5 seconds
while in circulation. User may have
attempted to spray in circulation
mode.
Cause
Open recirculation valves.
Flush pump. See General Tips,
page 63. 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 man-
ual.
Power sprayer off and back on. Do
not plug in reed switch cable while
power is on.
Replace fluid control module.
Add fluid to the system.
Replace linear sensor.
Replace air motor reed switch mag-
net.
Replace air motor reed switch. Pre-
vent air motor icing. See advisory
P9AX and P9BX.
Add fluid to the system.
Replace linear sensor.
Replace air motor reed switch mag-
net.
Replace air motor reed switch. Pre-
vent air motor icing. See advisory
P9AX and P9BX.
Close or repair recirculation valve,
and run Pump Test. See Pump and
Metering Test and Calibration for
Ratio by Weight Mode, page 48.
Use spray mode for spraying.
Solution
3A2776H