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Service Quick Guide
Service Quick Guide
FAULT SERVICE ACTIONSCAUSE
F01
F02
F03
Main PCB, Triac on board damaged or
components Feedback fault
Motor tripped, motor tachogenerator open
circuit / or short circuit
NTC wash sensor open / short circuit
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SQG_WM_23/5_EN
Indesit Company, Service Department
Arcadia Fault Codes (Simple)
- Check for water leaks that may affect connectors J009 (Commuta-
tor) or J009 (Three-phase) causing the relative contacts to short;
- Check the motor terminal board (any problems due to aggression
caused by manufacturing chemical residues that may cause
short circuits);
- Check the connection on the wash heating element;
- Check effi ciency of connector J001 (Commutator) or J010
(Three-phase) on the PCB;
- Check connector J001 (Commutator) or J010 (Three-phase)
pins 3 and 4 for continuity of the wash heating element (1700
watt - 230 volt) which must be 30 Ohm +/- 10%. Otherwise,
renew heating element;
- Check for water leaks that may affect connectors J006 (Commutator) or J007 (Three-phase) causing the relative contacts to short;
- Check the terminal board (any problems due to aggression
caused by manufacturing chemical residues that may cause
short circuits);
- Check wiring of connectors J006 (Commutator) or J007 (Threephase)/Pressure switch;
- Disconnect appliance for 2 minutes. Check wiring and connectors of the dryer heating element on main PCB board side and
component side;
- Check that correct operation has been restored by starting the
Autotest routine;
- Renew main PCB.
- Check for water leaks that may affect connector J9 causing the
contacts to short circuit;
- Check to ensure motor is not mechanically jammed or seized;
- Check effi ciency of the contacts on connector J9 on the PCB;
- Check the motor side connector;
- Check motor winding and check that the impedance value on
wiring connector J9 between pins 3 and 4, 4 and 5, 3 and 5 is
less than 100 Ohm;
- Check the tachogenerator winding and check that the impedance
value on wiring connector J9 between pins 1 and 2 is between
115 and 170 Ohm;
- Check the tachogenerator wiring;
- Disconnect appliance for 2 minutes. Check that correct operation
has been restored by starting the Autotest routine;
- Renew motor;
- Renew PCB.
- Check effi ciency of contacts on connector J005 (commutator)
or J12 (three-phase) on PCB;
- Check NTC ensuring that the impedance value at ambient
temperature (20°C) on wiring connector J005 (commutator) or
J12 (three-phase), pins 1 and 2, is approximately 20 KOhm;
- If measurement is incorrect check continuity of wiring J005
(commutator) or J12 (three-phase), pins 1 and 2
- Check the same parameter directly on the NTC (20 KOhm);
- Renew NTC;
- Renew PCB.
WASHING
/NTC;
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Arcadia Fault Codes (Simple)
FAULT SERVICE ACTIONSCAUSE
F05
F06
F07
F08
F09
F11
F12
Pressure switch empty condition not
reached (valid for linear and status pressure switch) or drain pump jammed (valid
for linear and status pressure switch)
Door lock fails to close/open, door lock
PTC triac open/closed, mains frequency
signal fault, mains power signal fault
Wash heating element relay open/diverter
relay sticking on drain pump side
Wash heating element relay earth leakage/wash heating element relay contacts
sticking
Setting File error detected by Main PCB
or Display PCB
Pump not wired or pump driving triac
short circuit
Communication error between Main PCB
and Display PCB
- If status type pressure switch, check component directly;
- Check effi ciency of connector contacts on PCB;
- Check pressure switch wiring;
- Check continuity of pump on connector pins 4 and 5 (in case
of classic door lock), ensuring that impedance value is 170 Ω
+/- 10%;
- Check the wiring of pins 4 and 5(/pump;
- Check pump fi lter, drain hose and wall drain outlet;
Reset the appliance with the OFF button, also after Fault resetting
with plug. Check the appliance pressure switches reaches full
without Faults at the next cycle;
- Replace the drain pump;
- Replace the linear pressure switch;
- Replace the main PCB.
- Check for water leaks that may affect connectors J004 (collector)
or J11 (three-phase) causing the relative contacts to short;
- Check the door lock terminal board (possible problems due to
aggression caused by manufacturing chemical residues that
may cause short circuits);
- Check J004/door lock wiring;
- Replace door lock;
- Replace PCB.
- Check effi ciency of contacts on connector J001(commutator) or
J10 (three-phase) on PCB;
- Check continuity of wash heating element on connectors
J001(Commutator) or J10 (Three-phase), pins 3 and 4. The
1700W 230V heating element impedance value is 30 Ohm
+/- 10%. If value is different renew wash heating element;
- Renew PCB.
- Check effi ciency of contacts on connector J001(commutator) or
J10 (three-phase) on PCB;
- Check leakage between the two ends and ground, impedance
should be at least 2 MOhm;
- Renew heating element;
- Renew PCB.
- Disconnect appliance for 2 minutes. Check that correct operation
has been restored by starting the Autotest routine;
- Reprogram Main PCB;
- Renew main PCB;
- Renew display PCB.
- Check effi ciency of contacts on connector J004 (commutator)
or J11 (three-phase) on PCB;
- Check continuity on connector J004 (commutator) or J11 (threephase), pins 4 and 5 (in the case of classic door lock);
- Check continuity of pump, ensuring that impedance value is 170
Ohm +/- 10%;
- Check wiring of connector J004 (commutator) or J11 (threephase)/pump;
- Renew pump;
- Renew PCB.
- Check effi ciency of contacts on connector J010 (Commutator)
or J16 (Three-phase) on main PCB;
- Check effi ciency of contacts on Display PCB;
- Check continuity of J010 (Commutator) or J16 (Three-phase)/
Display PCB wiring;
- Disconnect appliance, wait for 2 minutes and reconnect to power
supply, then start autotest routine;
If problem persists proceed as follows:
- Renew main PCB;
- Renew display PCB.
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Page 3
Arcadia Fault Codes (Simple)
FAULT SERVICE ACTIONSCAUSE
F13
F15
F16
F18
F19
NTC dryer sensor open / short-circuiting. Fan
Motor jammed. Condenser or blower clogged
Triac+dryer heating element short-circuit / dryer
heating element leakage on thermofuse side /
dryer heating element interrupted / diverter
relay sticking on wash heating element side
/ dryer heating element pin feedback in shortcircuit with Vdc / Pump not wired / short-circuit
of triac driving pump / diverter relay sticking on
wash heating element side / drain pump pin
feedback in short-circuit with Vdc / Prewash
solenoid valve not wired.
Drum locking (top-loading only)
No UART communication between DSP and
Main
Fan motor not wired / Fan motor driving triac
short circuit or Switch relay contacts
sticking / Fan motor pin feedback in shot
circuit with Vcc
- Check the condenser fi lter is not clogged;
- Check there is no fl uff in the blower fan;
If the components are clean or the problem persists despite
cleaning, then:
- Check the effi ciency of the connector contacts of the NTC on
the main PCB;
- Check the impedance value of the NTC on the relevant connector
(next to Main PCB) between pin 1 and pin 2. The impedance
value at ambient temperature (20°C) must be approximately
20kΩ;
- If measurement is incorrect, check NTC wiring;
- Check the same parameter (20kΩ) directly on the NTC.
- Replace the NTC;
- Replace the main PCB.
- Check effi ciency of relative contacts on the connector on PCB
side;
- Check the connector of the dryer heating element (1500W /
230V), ensuring between pins 1 and 2 that the impedance value
is approximately 36 Ω;
- Check leakage between the two ends and ground, impedance
should be at least 2 MΩ;
- Check effi ciency of Drain Pump contacts on PCB;
- Check continuity of Drain Pump on connector (pins 4 and 5 in
case of classic door lock), ensuring that impedance value is 170
Ω +/- 10%;
- Check the drain pump wiring;
- Check the Solenoid Valve connectors and wiring;
- Replace the drain pump;
- Replace the dryer heating element;
- Replace the damaged solenoid valve;
- Replace the main PCB.
- Check for 220 V power at the lock;
- Check the connectors;
- Check continuity of wiring;
- Replace PCB.
- Disconnect appliance for 2 minutes. Check that correct operation
has been restored by starting the Autotest routine;
- If fault reappears renew main PCB.
- Check effi ciency of connector and wiring continuity on the blower
fan;
- Check effi ciency of connector and wiring continuity on the heating
element of the blower;
- Check fan motor is not in short circuit or open circuit;
- Check fan motor turns freely (it is not blocked partially);
- Replace the main PCB.
WASHING
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Note: Faults F04 and F10 are not present
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