Sky Prog Programmer

Error

Code

Causes

What to check

F01

0x01

  Motor driving triac short circuit

- Check for water leaks that may affect connectors J009 (commutator)

or J9 (three-phase) causing the relative contacts to short;

- Check motor terminal board (any problems due to aggression

caused by manufacturing chemical residues that may cause

short circuits);

- Renew PCB.

0x02

Motor driving triac in diode mode

- Check for water leaks that may affect connectors J009 (commutator)

or J9 (three-phase) causing the relative contacts to short;

- Check motor terminal board (any problems due to aggression

caused by manufacturing chemical residues that may cause

short circuits);

- Renew PCB.

0x03

Motor 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);

- Renew PCB.

0x04

Motor relay contacts sticking, 2 motor

relay contacts sticking (one open

the other one closed), BP triac open

- Check for water leaks that may affect connectors J009 (commutator)

or J9 (three-phase) causing the relative contacts to short;

- Check motor terminal board (possible problems due to aggression

caused by manufacturing chemical residues that may cause

short circuits);

- Renew PCB.

0x12

Wash heating element feedback fault

- Check for water stains on the PCB and on connector J001

(commutator PCB) or J10 (three-phase PCB);

- Check connections on wash heating element;

- Renew PCB.

0x14

Wash heating element relay open/

diverter relay sticking on drain pump

side / wash heating element feedback

pin short circuit with Vdc

- Check effi ciency of contacts on connector J001(commutator)

or J10 (three-phase) on PCB;

- Check the 1700W 230V heating element impedance value

is 30 Ohm+/- 10%. If value is different renew wash heating

element;

- Renew PCB.

0x21

Drain pump feedback fault

- Check effi ciency of contacts of connector J004 (commutator) or

J11 (three-phase) on PCB;

- 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 +/- 10%;

- Check wiring of connectors J004 (commutator) or J11 (threephase)/

pump;

- Renew PCB.

0x23

Drain pump driving triac open

- Check effi ciency of contacts of connector J004 (commutator) or

J11 (three-phase) on PCB;

- Check continuity of pump on connector J004 (commutator) or

J11 (three-phase), pins 4 and 5 (in case of traditional door lock);

check that impedance value is 170 Ohm +/- 10%;

- Check wiring of connectors J004 (commutator) or J11 (threephase)/

pump;

- Renew PCB.

0x24

Drain pump driving triac in diode

mode

- Check effi ciency of contacts of connector J004 (commutator) or

J11 (three-phase) on PCB;

- Check continuity of pump on connectors J004 (commutator) or

J11 (three-phase), pins 4 and 5 (in case of traditional door lock);

check that impedance value is 170 Ohm +/- 10%;

- Check wiring of connector J004/pump;

- Renew PCB.

0x31

Pressure switch full value off range

(status pressure switch only)

- Check for water leaks that may affect connectors J006 or J7

(three-phase) causing the relative contacts to short;

- Check pressure switch terminal board (possible problems due

to aggression caused by manufacturing chemical residues that

may cause short circuits);

- Check wiring of connector J006 (commutator) or J7 (threephase)/

pressure switch;

- Renew PCB.

0x32

Overfl ow value out of range (status

pressure switch only)

- Check for water leaks that may affect connectors J006 (commutator)

or J7 (three-phase) causing the relative contacts to short;

- Check pressure switch terminal board (possible problems due

to aggression caused by manufacturing chemical residues that

may cause short circuits);

- Check wiring of connector J006 (commutator) or J7 (threephase)/

pressure switch;

- Renew PCB.

0x33

Pressure switch empty and overfl ow

signal present simultaneously (status

pressure switch only)

- Check for water leaks that may affect connectors J006 or J7

(three-phase) causing the relative contacts to short;

- Check pressure switch terminal board (possible problems due

to aggression caused by manufacturing chemical residues that

may cause short circuits);

- Check wiring of connector J006 (commutator) or J7 (threephase)/

pressure switch;

- Renew PCB.

0x41

Triac+dryer heating element relay

open

- Disconnect appliance for 2 minutes. Check dryer heating element

wiring and connectors;

- Check that correct operation has been restored by starting the

Autotest routine;

- If fault reappears renew PCB.

0x42

Dryer heating element feedback fault

- Disconnect appliance for 2 minutes. Check dryer heating element

wiring and connectors;

- Check that correct operation has been restored by starting the

Autotest routine;

- If fault reappears renew PCB.

0x81

Hardware protection trip due to

overcurrent (probably breakage of

inverter branch)

- Check for water leaks that may affect connector J9 causing the

relative contacts to short;

- Check connector also on motor side;

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- If fault reappears renew PCB.

0x82

Incorrect reading of offsets from

inverter channel U

- Check for water leaks that may affect connector J9 causing the

relative contacts to short;

- Check connector also on motor side;

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- If fault reappears renew PCB.

0x83

Incorrect reading of offsets from

inverter channel V

- Check for water leaks that may affect connector J9 causing the

relative contacts to short;

- Check connector also on motor side;

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- If fault reappears renew PCB.

0x84

Incorrect reading of offsets from

inverter channel W

- Check for water leaks that may affect connector J9 causing the

relative contacts to short;

- Check connector also on motor side;

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- If fault reappears renew PCB.

F02

0x01

Motor tripped / not wired, 1 or 2

motor relays sticking (both open or

closed), motor tachogenerator open

/ short circuited

- Check whether motor is blocked mechanically;

- Check effi ciency of contacts on connector J9 on PCB;

- Check the tachogenerator winding and check that there is an

impedance value of between 115 and 170 Ohm on the wiring

connector J9 between pins 1 and 2;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J9 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

0x81

One motor phase disconnected during

motor run

- Check that connector J9 is correctly inserted. Board side and

motor side;

- Check motor windings by checking wiring connector J9 between

pins: 3 and 4, 4 and 5, 3 and 5 for the presence of an impedance

value below 100 Ohm;

- If open circuit detected renew motor.

0x82

Overcurrent on one phase

- Check for water leaks that may affect connector J9 causing the

relative contacts to short;

- Check connector also on motor side;

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- If fault reappears renew PCB.

0x83

Current reading below threshold on

two of the phases measured

- Check that connector J9 is correctly inserted. Board side and

motor side;

- Check motor windings by testing wiring connector J9 between

the following pins: 3 and 4, 4 and 5, 3 and 5; impedance value

must be below 100 Ohm;

- If open circuit detected renew motor.

0x84

No switching at motor start

- Check to ensure motor rotor is not mechanically jammed or

seized;

- Check tachogenerator winding and check that impedance value

on wiring connector J009 between pins 1 and 2 is between 115

and 170 Ohm;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J009 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

0x85

No tachogenerator signal with speed

value higher than that of distribution

- Check to ensure motor is not mechanically jammed or seized;

- Check tachogenerator winding and check that impedance value

on wiring connector J9 between pins 1 and 2 is between 115

and 170 Ohm;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J9 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

0x86

One drum revolution not completed

in 5s

- Check to ensure motor rotor is not mechanically jammed or seized;

- Check tachogenerator winding and check that impedance value

on wiring connector J9 between pins 1 and 2 is between 115

and 170 Ohm;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J9 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

0x87

After 256 seconds motor stop not

detected

- Check tachogenerator winding and check that impedance value

on wiring connector J9 between pins 1 and 2 is between 115

and 170 Ohm;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J9 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

0x88

High frequency noise on signal

- Check tachogenerator winding and check that the impedance

value on wiring connector J9 between pins 1 and 2 is between

115 and 170 Ohm;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J9 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

0x89

Low frequency noise on signal

- Check tachogenerator winding and check that the impedance

value on wiring connector J9 between pins 1 and 2 is between

115 and 170 Ohm;

- In case of short circuit or open circuit check wiring between pins

1 and 2 of J9 relative to the tachogenerator;

- Renew motor;

- Renew PCB.

F03

0x01

NTC washing sensor short circuit

- Check effi ciency of contacts of 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;

- Renew NTC;

- Renew PCB.

0x02

NTC washing sensor open circuit

- Check effi ciency of contacts of 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;

- Renew NTC;

- Renew PCB.

F05

0x01

Pressure switch empty condition not

reached (valid for linear and status

pressure switch) or drain pump

jammed (valid for linear and status

pressure switch)

- If status type pressure switch, check component directly

- Check effi ciency of 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 ?

+/- 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.

0x02

off range (linear pressure switch

only)

- Check efficiency of contacts of connector J006(collector)

J7(three-phase) on PCB;

- Check wiring of J006(collector) J7(three-phase)/Pressure switch

- Check continuity of pump on connectors J004(collector)

J11(three-phase) pins 4 and 5 (in case of classic door lock),

ensuring that impedance value is 170 ? +/- 10%;

- Check wiring of J004(collector) J11(three-phase) pins 4 and 5/

pump;

- Check pump fi lter and wall drain outlet;

- Empty the tank; reprogram the eeprom; re-run the autotest;

- If the problem persists, replace the pressure switch;

- If the problem persists, renew the PCB.

0x03

Absence or off high range on frequency

reading (linear pressure

switch only)

- Check pressure switch wiring connection on board side and

component side;

- Empty tank; reprogram Eeprom; restart autotest routine;

- If problem persists renew pressure switch;

- If problem persists renew PCB.

F06

0x01

Door lock fails to close, PTC door

lock triac open, 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 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;

- Check door lock;

- Renew PCB.

0x02

Door lock fails to open / IMP door

lock triac short circuit /open circuit

- Check for water leaks that may affect connectors J004 or J11

(three-phase) causing the relative contacts to short;

- Check Door lock terminal board (possible 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

0x01

Heating element not wired (heating

timeout)

- Check effi ciency of contacts on connector J001 (commutator)

or J10 (three-phase) on PCB;

- Check for 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

0x01

Wash heating element earth leakage

/ wash heating element relay

short circuit

- Check effi ciency of contacts on connector J001 (commutator)

or J10 (three-phase) on PCB;

- Check electrical leakage between the two ends and ground;

- Renew heating element;

- Renew PCB.

F09

0x01

Setting File error detected by Main

PCB

- Disconnect appliance, wait for 2 minutes and reconnect to power

supply, then start autotest routine;

If the problem persists proceed as follows:

- Reprogram PCB;

- Renew main PCB;

- Renew display PCB.

0x02

Setting File error detected by user

interface PCB

- Disconnect appliance, wait for 2 minutes and reconnect to power

supply, then start autotest routine;

If the problem persists proceed as follows:

- Reprogram PCB;

- Renew main PCB;

- Renew display PCB.

0x81

Three-phase area incorrect checksum

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- Reprogram setting fi le;

- If fault reappears renew main PCB.

0x82

Incorrect number of three-phase

parameters (mismatch in length of

data setting fi le expected by DSP

fi rmware)

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- Reprogram setting fi le;

- If fault reappears renew main PCB.

0x83

Failure of reading of the setting fi le

for 5 times

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- Reprogram setting fi le;

- If fault reappears renew main PCB.

F11

0x01

Pump not wired / pump driving triac

short circuit /diverter relay sticking

on washing heating element side/

drain pump feedback pin in short

with Vdc

- Check effi ciency of contacts of connector J004 (commutator) or

J11 (three-phase) on PCB;

- Check on connector J004 (commutator) or J11(three phase)

pins 4 and 5 (in case of conventional door lock):

- Check continuity of pump, ensuring that impedance value is 170

Ohm +/- 10%;

- Check wiring of connectors J004 (commutator) or J11 (threephase)/

pump;

- Renew pump;

- Renew PCB.

F12

0x01

Communication error between power

PCB and interface PCB

- Check effi ciency of contacts on connector J010 (Commutator)

or J16 (Three-phase) on 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.

F13

0x01

NTC dryer sensor open / shortcircuiting.

Fan Motor jammed.

Condenser or blower clogged

- 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

20k?;

- If measurement is incorrect, check NTC wiring;

- Check the same parameter (20k?) directly on the NTC.

- Replace the NTC;

- Replace the main PCB.

0x02

NTC dryer sensor open circuit

- 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

20k?;

- If measurement is incorrect, check NTC wiring;

- Check the same parameter (20k?) directly on the NTC.

- Replace the NTC;

- Replace the main PCB.

F15

0x01

Triac+dryer heating element shortcircuit

/ 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 short-circuit 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.

- 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 ?;

- Check leakage between the two ends and ground, impedance

should be at least 2 M?;

- 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

? +/- 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.

0x02

Diverter relay sticking on dryer

heating element side / dryer heating

element ground fault on diverter

relay side

- Check effi ciency of contacts on connector J012 (commutator)

or J13 (three-phase) on PCB;

- Check continuity of dryer heating element on pins 1 and 2 of

connector J012 (commutator) or J13 (three-phase) ensuring

that the impedance 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.

F16

0X01

Drum lock triac open, drum lock

feedback fault

- Check for 220 V power at the lock;

- Check the connectors;

- Check continuity of wiring;

- Replace PCB.

F18

0x01

No UART communication between

DSP and Main PCB

- Disconnect appliance for 2 minutes. Check that correct operation

has been restored by starting the Autotest routine;

- If fault reappears renew main PCB.

F19

0x01

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 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.