| F01 | Main PCB, Triac on board damaged or components Feedback fault | - Check for water leaks that may affect connectors J009 (Commutator) or J9 (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 efficiency of connector J001 (Commutator) or J010 (Three- phase) on the PCB; |
| - Check connector J001 (Commutator) or J10 (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 J7 (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 J7 (three phase) / 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. |
| F02 | Motor tripped, motor tacho generator open circuit or short circuit | - Check for water leaks that may affect connector J009 causing the contacts to short circuit; |
| - Check to ensure motor is not mechanically jammed or seized; |
| - Check efficiency of the contacts on connector J009 on the PCB; |
| - Check the motor side connector; |
| - Check motor winding and check that the impedance value on wiring connector J009 between pins 3 and 4, 4 and 5, 3 and 5 is less than 100 Ohm; (three phase) |
| - Check the tacho generator winding and check that the impedance value on wiring connector J009 between pins 1 and 2 is between 115 and 170 Ohm; |
| - Check the tacho generator wiring; |
| - Disconnect appliance for 2 minutes. Check that correct operation has been restored by starting the Autotest routine; |
| - Renew motor; |
| - Renew PCB. |
| F03 | NTC wash sensor open / short circuit | - Check efficiency 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 / NTC; |
| - Check the same parameter directly on the NTC (20 KOhm); |
| - Renew NTC; |
| - Renew PCB. |
| F05 | Pressure switch empty condition not reached or drain pump jammed | - If status type pressure switch check correct operation of component; |
| - Check efficiency of contacts of connector J006 (commutator) or J7 (three phase) on PCB; |
| - Check wiring of connectors J006 (Commutator) or J7 (three phase) / Pressure switch; |
| - Check continuity of pump on connectors J004 (commutator) or J11 (three-phase), pins 4 and 5 (in case of classic door lock); check that impedance value is 170 Ohm +1- 10%; |
| - Check wiring of connectors J004 (commutator) or J11 (three- phase), pins 4 and 5 / pump; |
| - Check pump filter + and wall drain outlet; |
| - Renew drain pump; |
| - Empty tank, reprogram Main PCB then start autotest routine; |
| - Renew linear pressure switch; |
| - Renew PCB. |
| F06 | Door lock fails to close / open, door lock PTC triac open / closed, mains frequency signal fault, mains power signal fault | - Check for water leaks that may affect connectors J004 or J11 (three-phase) causing the relative contacts to short; |
| - Check Door lock terminal board (any problems due to aggression caused by manufacturing chemical residues that may cause short circuits); |
| - Check J004 / door lock wiring; |
| - Check door lock; |
| - Renew PCB. |
| F07 | Wash heating element relay open / diverter relay sticking on drain pump side | - Check efficiency 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. |
| F08 | Wash heating element relay earth leak- age / wash heating element relay contacts sticking | - Check efficiency 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. |
| F09 | Setting File error detected by Main PCB or Display 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. |
| F11 | Pump not wired or pump driving triac short circuit | - Check efficiency of contacts on connector J004 (commutator) or J11 (three-phase) on PCB; |
| - Check continuity on connector J004 (commutator) or J11 (three- phase), 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 (three phase) / pump; |
| - Renew pump; |
| - Renew PCB. |
| F12 | Communication error between Main PCB and Display PCB | - Check efficiency of contacts on connector J010 (Commutator) or J16 (Three-phase) on main PCB; |
| - Check efficiency 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. |
| F13 | NTC dryer sensor open / short circuit | - Check efficiency uf contacts on connector J011 (commutator) or J14 (three-phase) on PCB; |
| - Check NTC impedance value on wiring connectors J011 (commutator) or J14 (three-phase) between pin 1 and pin 2. |
| The impedance value at ambient temperature (20?C) must be approximately 20 KOhm; |
| - If measurement is incorrect check NTC wiring; |
| - Check the same parameter directly on the NTC (20 KOhm); |
| - Renew NTC; |
| - Renew PCB. |
| F15 | Dryer heating element ground fault/short circuit. Board relay sticking | - Check efficiency of contacts on connector J012 (commutator) or J13 (three-phase) on PCB; |
| - Check continuity of the dryer heating element on pins 1 and 2 of connector J012 (commutator) or J13 (three-phase) ensuring that the value for the 1500W 230V heating element is approximately 36 Ohm; |
| - Check leakage between the two ends and ground, impedance should be at least 2 MOhm; |
| - Renew dryer heating element; |
| - Renew PCB. |
| F18 | (Three phase Models Only) | - Disconnect appliance for 2 minutes. Check that correct operation; |
| No communication between | - has been restored by starting the Autotest routine; |
| microprocessor on the main module and the DSP (component driving the Three Phase motor) | If fault reappears renew main PCB. |
