User's Manual

Appendix B - Alarms
80 3A2776D
DFAX
DFBX
Pump Did Not Stall Against
Fluid Pressure On Up Stroke
Only.
Pump Test Pump piston check valve, piston
packings, or dosing valve are not
holding fluid pressure.
Flush pump. See General Tips,
page 54. Recheck. Remove, clean,
and repair lower. See XM PFP
repair manual.
DGAX
DGBX
Pump Did Not Stall Against
Fluid Pressure On Down
Stroke Only.
Pump Test Pump inlet check or dose valve is
fouled, or damaged.
Remove inlet housing & clean and
inspect. See XM PFP repair manual.
DJAX
DJBX
Pump Motor Linear Sensor
Has No Signal.
Always No linear sensor signal from motor. Swap A and B sensors. Replace
sensor if problem follows sensor.
See XM PFP repair manual.
Linear sensor plugged in while
power is on.
Power sprayer off and back on. Do
not plug in linear sensor while power
is on.
Bad connection inside fluid control
module.
Replace fluid control module. See
XM PFP repair manual.
Pump Motor Linear Sensor Is
Out Of Range.
Always Linear sensor is beyond range. Replace sensor or sensor magnet.
See XM PFP repair manual.
Sprayer is not properly grounded. See Grounding, page 16.
DKAX
DKBX
Pump Motor Reed Switch
Failure; Missing Signals From
One Or Both Switches.
Always Bad motor cable connections, or
bad reed switch.
Swap A and B motor cables.
Replace cable if problem persists.
Otherwise replace reed sensor
assembly. See XM PFP repair man-
ual.
Reed switch cable is plugged in
while power is on.
Power sprayer off and back on. Do
not plug in reed switch cable while
power is on.
Bad connection inside fluid control
module.
Replace fluid control module.
F6AJ A Air Motor Linear Sensor
Jump Advisory.
Always System ran out of fluid. Add fluid to the system.
Linear sensor is bad. Replace linear sensor.
F6AK A Air Motor Reed Switch Sig-
nal Missing Advisory.
Always Reed switch does not see the air
motor magnet.
Replace air motor reed switch mag-
net.
Reed switches are bad. Replace air motor reed switch. Pre-
vent air motor icing. See advisory
P9AX and P9BX.
Air motor is icing.
F6BJ B Air Motor Linear Sensor
Jump Advisory.
Always System ran out of fluid. Add fluid to the system.
Linear sensor is bad. Replace linear sensor.
F6BK B Air Motor Reed Switch Sig-
nal Missing Advisory.
Always Reed switch does not see the air
motor magnet.
Replace air motor reed switch mag-
net.
Reed switches are bad. Replace air motor reed switch. Pre-
vent air motor icing. See advisory
P9AX and P9BX.
Air motor is icing.
F7AX
F7BX
System Detects Unexpected
Pump Movement (Fluid
Flow).
Spray Recirculation valve or dosing valve
open or leaking for more than five
seconds.
Close or repair recirculation valve,
and run Pump Test. See
Pump and
Metering Test, page 40.
L2F1
L2F2
Tank Level Low Advisory Spray and
Tank
Tank level less than 10% below tank
empty setpoint for 3 seconds.
Add material to tank.
Air solenoid is bad. Replace air solenoid.
Increase air pressure to solenoid.
Alarm
Code Alarm Problem
When
Active Cause Solution