Indesit FDEF31111 Service Information page 13

Indesit Company
FAULT CODES - Detailed
FAULT
LED'S
CODE
1 1
2
2
1-2
3
3
4
1-3 PRESSURE SWITCH
5
2-3
6
7 1-2-3
4
8
1-4
9
2-4
10
1-2-4
11
3-4
12
13
1-3-4
15 1-2-3-4
Service Manual UK
NAME POSSIBLE CAUSE
ANTI-FLOODING
Bowl oat microswitch electrical
OVERFLOW
circuit OPEN! (must be closed)
WATER FILL
Fill valve admits water even when
SOLENOID VALVE
deactivated.
FAILURE
DRAIN TIMEOUT
Maximum drain time elapsed.
THERMISTOR (NTC) circuit not
THERMISTOR (NTC)
compliant (break in continuity or
not compliant
short-circuit)
Pressure switch has not indicated
completion of fill, even though
turbine has filled appliance with
non compliant
water correctly.
Maximum interval of time for com-
WATER FILL
pletion of ll has been exceeded.
TIMEOUT
Turbine has given no signal indicat-
WATER TURBINE
ing entry of water, even though ll
damaged
has effectively been completed.
Maximum interval of time for es-
TEMPERATURE
tablishing temperature has been
TIMEOUT (1 hour)
exceeded (1 hour).
Software recogni-
Software recognition error Proces-
tion error. Main
sor not programmed.
board not pro-
grammed
HEATING ELE-
HEATING ELEMENT CIRCUIT not
MENT CIRCUIT not
compliant (circuit open).
compliant
No communication/power between
Wash Pump Failure
BLDC/BLAC motor and main board,
or motor seized.
COMMUNICATION
No communication/connection
error between main
between main board and user
board and display
interface.
Main board NOT
Main board NOT WORKING
WORKING
Reading between Wash pump and
VIRTUAL SENSOR
Drain pump not consistent.
- Water leak;
- Float switch or wiring defective;
- New main board: Eeprom was programmed
off-site; to reset the alarm, switch off and switch
on again using the ON/OFF button.
- Fill solenoid valve failure;
- Main board ll solenoid valve triac short-circuiting;
- Make certain drain hose is not on the oor.
- Drain pump blocked by foreign matter;
- Drain pump faulty/disconnected;
- Drain hose blocked;
- Drain trap blocked;
- Air bubble in hose;
- Check drain pump wiring and connectors at
component end and main board end;
- Check integrity of drain pump impeller;
- Replace drain pump.
- NTC sensor cables disconnected or damaged;
-Cablesorconnectorsdisconnectedorshort-circuiting;
- NTC sensor wet, short-circuit;
- NTC sensor damaged, open circuit.
- Pressure switch faulty;
- Pressure switch tube damaged;
- Water in air trap;
- Air trap damaged.
- Tap closed or partially closed;
- Filler hose pinched;
- Filler hose lter clogged/bent;
- Water pressure low or ow meter doesn't work;
- Water solenoid valve faulty or disconnected.
- Turbine faulty or disconnected;
- Connector terminals not making contact;
- Turbine wiring faulty;
- Turbine faulty, disconnected or wet;
- WATER has been introduced manually;
- Filler hose lter obstructed;
- Pressure switch faulty.
- NTC sensor bracket detached from bowl;
- Fault in electrical circuit of heating element;
- Heating element ITR incorrectly calibrated/faulty;
- Excessive suds;
- Heating element false contact
- NTC sensor incorrectly calibrated
- Lime scale on heating element.Water hardness
setting not compliant. User not putting in salt
- NTC sensor separated from socket (replaces
rst check)
- Heating element defective.
- Main board not programmed;
- Incorrect setting le.
- Heating element cables disconnected;
- Main board relay defective
- Heating element defective;
- Main board relay defective.
- Motor connectors disconnected;
- Wiring not compliant;
- Foreign matter between motor blades;
- Motor defective/seized.
- Fault in Main board/user interface wiring;
- Disconnect from electrical power supply.Wait 2
minutes. Reconnect appliance to power supply
and test again;
- User interface defective.
- Replace main board.
- Replace wash pump.
13 of 20
CHECKS
English