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System E rrors
Pumping Errors
NOTE: In some e
rror codes listed below, a # symbol is shown as the last digit. This symbol represents the
applicable co
mponent number, which can vary. The unit’s display will show the applicable number as the
last digit in t
he code. For example, the F1S# code listed in this table will be displayed as F1S1 if the affected
component is p
ump 1, F1S2 for pump 2, and so on.
Code
Type Description Problem
Cause Solution
System has a l
eak
or open valve
that is
allowing un
restricted
flow.
Inspect syst
em for
leaks.
Pump is cavitating,
cycling without
restriction.
Verify that the pump
is being supplied with
material.
Viscosity of material is
too thin for nozzle size.
Reduce noz
zlesizeto
create mo
re restriction.
Reduce pa
int pressure
to lower t
he flow rate.
DA0#
Alarm Exceeded
Maximum
Flow Pump
#
Pump was driven to
its maximum allowed
speed.
System pressure or
Flow Setpoint is too
high (causing the pump
to work too hard).
Reduce the pressure or
the Flow Setpoint.
No mate
rial in the pump
or line
.
Make su
re the pump
and dow
n stream color
line ar
eloadedwith
materi
al.
DE0#
Alarm Leak
Detect
ed
Pump #
This is
a manual stall
test fa
ilure when the
pump ca
nnot build
pressu
re to the target
“Stal
l Test Pressure.”
Will f
ault after 30
secon
ds.
Leak in the system.
Determine if leak is
external or internal
by visually inspecting
the system for fluid
leakage. Fix all loose
or worn hoses, fittings,
and seals. Inspect
all valve seats and
needles for wear, and
replace worn piston or
throat seals.
DF0#
Ala
rm
No Stall Up
Pump #
Pump failed the stall
test; did not stall on the
upstroke.
Valve failure, seal
failure, worn rod or
cylinder.
Rep
lace inlet and outlet
val
ve and seal for
up
stroke. Replace
pi
ston and throat
se
als. Replace rod and
cy
linder as necessary.
DG0#
Alarm
No Stall
Down Pump
#
Pump failed the stall
test; did not stall on the
downstroke.
Valve failure, seal
failure, worn rod or
cylinder.
Replace inlet and outlet
valve and seal for
down stroke. Replace
piston and throat
seals. Replace rod and
cylinder as necessary.
90 332564B