Troubleshootin
g
Error Location Type Description
Cause Solution
Machine is
operating above
pressure/flow
rating.
Mix chamber is
too large for set
pressure.
Setpressureistoohighforgivenmix
chamber.
Reference the pressure/flow
performance chart in the operation
manual and decrease the mix
chamber size or set pressure
accordingly.
F9DX
MCM
High
Pressure/Flow
Cutback
Motor or
motor cont
rol
temperatu
re is
too high.
Applies to A
dvanced Display Module
(ADM) soft
ware 16N725 (all versions)
and 17A157
(version 1.01.001 only):
• For these specific software
releases, the causes for the codes
F9DX, T3NM and T3CM were
combined and all triggered the
code F9DX. ADM software more
recent than 17A517 1.01.001 splits
these three codes apart.
• For all causes/solutions, see T3NM
and/or T3CM.
A-side
(ISO) inlet
pressu
re is too
low.
Increa
se the A-side (ISO) feed pump
pressu
re.
F9FA ADM
Flow Cu
tback
Low Inl
et
Pressu
re
(A-sid
e)
A-side (ISO) inlet
flow is too low.
Install a larger A-side (ISO) feed
pump.
B-side (RES)
inlet pressure is
too low.
IncreasetheB-side(RES)feedpump
pressure.
F9FB ADM
Flow Cutback
Low Inlet
Pressure
(B-side)
B-si
de (RES)
inl
et flow is too
low
.
Inst
all a larger B-side (RES) feed
pum
p.
H2MA Heater A Low
Frequency A
Line frequency is
below 45 Hz
Ensure line frequency of incoming
power is between 45 and 65 Hz.
H2
MB
He
ater B
Lo
w
Fr
equency B
Line frequency is
below 45 Hz
Ensure line frequency of incoming
power is between 45 and 65 Hz.
H2MH Hose Low
Frequency
Hose
L
ine frequency is
b
elow 45 Hz
E
nsure line frequency of incoming
p
ower is between 45 and 65 Hz.
H
3MA
H
eater A
H
igh
F
requency A
Line frequency is
above 65 Hz
Ensure line frequency of incoming
power is between 45 and 65 Hz.
H3MB Heater B High
Frequency B
Line frequency is
above 65 Hz
Ensure line frequency of incoming
power is between 45 and 65 Hz.
333024N
21
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