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Troubleshootin
g
Code
Type Description Problem
Cause Solution
P3F#
Devia-
tion
Pressure
High Inlet
Pump #
The inlet pressure
on pump # is greater
than the user-entered
deviation limit.
Decrease inlet
pressure.
P4D#
Alarm Pressure
High Outlet
Pump #
The outlet pr
essure on
pump # is grea
ter than
the user ente
red alarm
limit.
Relieve syst
em
pressure.
P4F#
Alarm Pressure
High Inlet
Pump #
The inlet pressure on
pump # is greater than
the user-entered alarm
limit.
Decrease inlet
pressure.
P6D#
Alarm Press.
Sens.
Removed
Outlet #
No outlet pressure
transducer is detected
when the system is
expecting one
Disconnected
transducer.
Verify tra
nsducer
is connect
ed
properly
. Replace if
reconnec
ting does not
eliminat
e the alarm.
P9D#
Alarm Press.
Sens.
Failed
Outlet #
Outlet pressure
transducer has failed.
Outlet pressure
transducer has failed
orthepressureis
above the readable
range.
Relieve system
pressure. Verify
connections, or
replace if reconnecting
does not eliminate the
alarm.
P9F#
Alarm Press.
Sens.
Failed Inlet
#
Inlet pressure
transducer has failed.
Inlet pressure
transducer has failed
orthepressureis
above the readable
range.
Relieve system
pressure. Verify
connections, or
replace if reconnecting
does not eliminate the
alarm.
There
isaleakonthe
Bside
.
Check the system
for internal and
external leaks on
all catalyst manifolds
and plumbing.
QADX
Alarm
Differential
Pressure A
Over B
Low differential
pressure. This alarm is
active only during Mix
mode.
The B side pump is
cavitating.
Che
ck paint supply on
the
B side, increase
pai
nt supply pressure.
There is a leak on the
Aside.
Check the system
for internal and
external leaks on
all color manifolds and
plumbing.
QBDX
Alarm
Differential
Pressure B
Over A
High differential
pressure. This alarm is
active only during Mix
mode.
T
he A side pump is
c
avitating.
Check paint supply on
the A side, increase
paint supply pressure.
18 332709B