Troubleshooting
66 312359R
R4BE Ratio High B (Overdose
B), system delivering too
much B component.
Spray B Dosing valve not closing. Perform Pump Test to test for
leakage. Follow Pump and
Metering Test, page 51.
Loosen valve packing nut. See
your proportioner repair manual.
Check air signal at valve top
Repair valve or air solenoid. See
your proportioner repair manual.
No B restriction at mix
manifold.
Increase B Restriction by turning B
restrictor stem clockwise. Follow
Adjust B Machine Outlet
Restriction, page 42.
Pump filter plugged on A side. Clean filter. See manual 311762.
Use alternate 30 mesh screen.
See your pump manual for part
number.
Inlet air dropping below 80 psi
(0.55 MPa, 5.5 bar) while
spraying. B dosing valve not
closing correctly.
Check air filters. See manual
313289.
Use larger air hose.
Use larger compressor.
Use smaller gun tips or less guns
to reduce flow rate.
Solenoid air regulator set
below 80 psi (0.55 MPa, 5.5
bar)
Adjust air regulator.
R5BE Dosing sizes are not
optimized.
Spray Dosing valve is operating near
high or low timing limits.
Adjust mix manifold B restrictor
stem clockwise or counter
clockwise as indicated by bar
graph on restrictor screen. Follow
Adjust B Machine Outlet
Restriction, page 42.
R5DX Uncalibrated system in
Weight Mode
Spray System was not calibrated. Run the Pump and Metering
Test, page 51, and Batch
Dispense or Ratio Test, page 54
to calibrate system for weight
mode. Run system in volume
mode.
Run system in volume mode.
R9BE System detected five
R4BE (ratio high B) or five
R1BE (ratio low B) alarms
within five minutes.
Sprayer shuts down for
five minutes to resolve
problem.
Spray See R4BE or R1BE alarm
causes.
See R4BE or R1BE alarm
solutions. Flush mixed material if
necessary, and purge off-ratio
mixed material in hose.
Alarm
Code
Alarm Problem When Active Cause Solution
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