Troubleshooting
312359R 67
Pump Test (Daily Check Recommended)
DEAX
DEBX
Pump does not move in
10 minutes.
Park or Pump
Test
Recirculation valves were not
opened to allow flow.
Open recirculation valves.
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. Follow Empty and
Flush Entire System (new
sprayer or end of job), 48.
Recheck. Remove, clean, and
repair lower. See manual 313289.
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 your proportioner repair
manual.
General System Component Alarms
CACP Display has no signal. Always No display communication
signal.
Check cable connections. Replace
display.
See your proportioner repair
manual.
Machine powered down in
spray mode.
Press stop button before turning
off power.
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 your proportioner 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
your proportioner repair manual.
Pump motor linear sensor
is out of range.
Always Linear sensor is beyond
range.
Replace sensor or sensor magnet.
See your proportioner repair
manual.
Sprayer is not properly
grounded.
See , page 15.
DKAX
DKBX
Pump motor reed switch
failure; missing signals
from 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 your proportioner
repair manual.
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. See
your proportioner repair manual.
Alarm
Code
Alarm Problem When Active Cause Solution
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