Tuesday, February 7, 2012

Panasonic washing machine fault code


Model
NA-168VX2 NA-168VG2 NA-148A2 NA-128VA2 NA-147VB2 

NA-16VX1 NA-16VG1 NA-14VA1 NA-F90T1 NA-F80T1

CODE U11
The washing machine cannot drain
Check that filter is not blocked or obstructed
Check drain hose is clear of any blockage or obstruction
Check wiring to drain pump
Check drain pump is not defective
Check level sensor or switch
Check wiring to level sensor

CODE U12
The door is being read as being open
Check door is closed
Check doorlatch etc.
Check door lock
Check wiring
Check electronic controller

CODE U13
An unbalanced load is detected in the washing machine
Check load, sort and restart spin
Check belt if fault persists
Check motor if fault persists

CODE U14
Washing machine fails to fill in twenty minutes
Check mains water pressure
Check inlet hoses for kinks
Check inlet filter
Check water inlet valve
Pressure switch fault
Wiring fault

CODE U18
Pump or drain filter detected as being not secure
Check that filter is secure
Check wiring if fault persists

CODE H01
Pressure sensor or level switch detected as out of range
Check wiring to level sensor
Check pressure switch is not defective
Replace pressure sensor
Replace main power PCB

CODE H04
Short circuit detected on the power relay of the main electronic control board
Check wiring
Replace electronic control PCB

CODE H05
Data not being saved to the electronic controller
Check wiring
Replace electronic control PCB
Check mode B in service mode

CODE H07
Tacho generator signal from motor irregular or out of range
Check wiring to motor tacho
Check motor wiring
Replace motor
Replace electronic control PCB

CODE H09
Communication error between power and display electronic cards
Check wiring between the electronic cards
Check electronic controllers
After this there is no option but to replace either or both cards as it is not possible to acertain which one is faulty on these washing machines.

CODE H17
Wash thermistor or temperature sensor detected abnormal signal or out of range
Check wiring to temperature sensor
Check temperature sensor
Replace temperature sensor

CODE H18
Motor thermistor sensor detected abnormal signal or out of range
Check motor connections
Replace motor

CODE H21
Pressure sensor detects water level increasing from water supply
Clean the diaphram of water inlet valve
Check inlet valve operation
Repalce water inlet valve

CODE H23
Heater relay on main control PCB detected abnormal or out of range
Check electronic controller
Replace main power electronic card

CODE H25
Motor error detected
Check wiring to main motor
Replace motor
Replace power electronic card if problem persists

CODE H27
Door lock on the washing machine will not engage with latch in place
Check wiring to door lock
Check door lock
Replace door lock
Replace main electronic controller if problem persists

CODE H29
Cooling fan detected as running slow, abnormal, short or open circuit
Check wiring and connector to the cooling fan
Replace cooling fan
Replace main electronic controller if problem persists

CODE H41
During spoin data cannot be obtained from 3D sensor
Check wiring to 3D sensor
Replace 3D sensor
Replace main electronic controller if problem persists

CODE H43
Leak detected to base of the washing machine
Check for source of the leak

CODE H46
Abnormal signal from leak detector in base of the washing machine
Check wiring to sensor
Check sensor
Replace main electronic controller is advice from Panasonic

CODE H52
Too high input voltage detected
Check mains electricity supply as this is caused by abnormal mains

CODE H53
Too low voltage input detected
Check mains electricity supply as this is caused by abnormal mains

CODE H55
Abnormal current detected while the main motor is rotating
Replace main drive motor


Panasonic washing machine model No NA-F90T1 NA-F80T1
Error Indication
If the following indications appear on the display panel (buzzer sounds, U and H Characters appear).

U11 = Check if abnormalities listed below are seen in the external water hose.
Is the hose connected?
Is it clogged with lint?
Is it crushed?
Is the tip soaked in water?
RESTART WITH OPENING AND CLOSING THE LID.

U12 = Check if the lid is opened.
Close the lid.

U13 = Is the washing machine is an unsteady position, or is it on an inclined fl oor surface?
Is the laundry unevenly distributed in the tub?
Arrange the laundry evenly in the tub, then close the lid.

U14 = Check if you have forgotten to connect the water hose and to turn on the faucet.
Is the water supply cut off?
RESTART WITH OPENING AND CLOSING THE LID.

U99 = Check if lid is open when draining operation of the [CHILD LOCK] program is ON.
See page 15 for the reset method of an alarm.

H01 = In case of H displays such as “H01”, with no buzzer sounds pull out the power plug, and contact your dealer for service.

Operating Instructions NA-F90T1 NA-F80T1 download here

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