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Alarms
309518P 15
Alarms
* Indicates error where audible alarm sounds once briefly.
** Indicates error where audible alarm sound pulses.
• An alarm condition will shutdown the equip-
ment.
• A chirping sound every 60 seconds indicates
the unit is set for recirculation mode.
Code Alarm Active Problem Cause
Startup Errors
01 Sensor Error A* Always No signal from pump A sensor. Loose cable, failed sensor or cable.
Page 27.
02 Sensor Error B* Always No signal from pump B sensor. Loose cable, failed sensor or cable.
Page 27.
03 Controller Error* Always Loss of communication between main
and display boards.
Loose cable, failed board. Page 17.
Operating Errors
04 Pump Runaway A** Spray
Tes t
Batch
Pump running too fast.
This alarm is not active when
pumps are run independently.
Empty fluid reservoir(s).
Clogged fluid filter.
Hose rupture after mix manifold.
Sampling valve open too far.
Excessive cavitation.
05 Pump Runaway B**
06 Pump Error A** Spray
Tes t
Batch
Pump does not stall after top change
over.
Pump cavitating excessively.
Foot valve leak.
Air in lines caused by loose fitting or
use of agitator.
Empty fluid reservoir(s).
07 Pump Error B**
08 Sensor Code Error Always Software boot, sensor values reverted to
default.
Sensor value data corrupt; board
needs replacement and /or recalibra-
tion. Page 17-19.
09 Metering Error A** Spray A dose too great. Metering valve A leak. Page 24.
Empty B fluid reservoir.
10 Metering Error B** Spray B dose too great. Metering valve B leak. Page 24.
Empty A fluid reservoir.
11 Sensor Reading Low A* Always Pump stroke travels beyond sensor
range at bottom change over.
Sensor or bracket loose. Page 27.
Sensor magnet dirty.
12 Sensor Reading Low B*
13 Sensor Reading High A* Always Pump stroke travels beyond sensor
range at top change over.
Sensor or bracket loose. Page 27.
Sensor magnet dirty.
14 Sensor Reading High B*
Testing Error
15 Piston packing/ball A* Test Pump does not completely stall in up
stroke.
Piston packing or ball check failure.
16 Piston packing/ball B*
17 Inlet Ball A* Test Pump does not completely stall in down-
stroke.
Foot valve ball check failure.
18 Inlet Ball B*
19 Metering Valve A* Test Pump does not completely stall in both
up and down strokes.
Throat packing or metering valve fail-
ure. Page 24.
20 Metering Valve B*