WASHING MACHINE
Technical Information
•Due to possibility of personal injury or property damage, always contact an authorized technician for servicing or repair of this unit.
•Refer to Service Manual for detailed installation, operating, testing, troubleshooting, and disassembly instructions.
CAUTION
All safety information must be followed as provided in Service Manual.
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.
Code No. : DC68-03011B_EN
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(Technical information)WF501ANWX-03011B_EN.indd 1 |
2011-06-24 6:20:23 |
ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.
GENERAL ERROR FUNCTION
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Error Code |
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NO |
(Diagnostic Code |
Description |
Corrective Action |
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Error Image) |
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1 |
nd |
The water level fails to drop below the |
Goto“WillNotDrain”Troubleshooting |
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ResetWater Level within 15 minutes. |
Section. |
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2 |
Lo |
Door fails to Unlock After 7 attempts. |
Go to“Will Not Unlock” |
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Troubleshooting Section. |
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3 |
nF |
WhenthefillingContinuesformore |
Go to“ NoWater Fill”Troubleshooting |
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than40minutesorthereisnochange |
Section. |
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ofwaterlevelfor6minutes. |
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4 |
FL |
Door fails to lock after 7 attempts. |
Go to“Will Not Lock”Troubleshooting |
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5 |
LE |
A water level lower than the Reset |
Go to“NoWater Fill”Troubleshooting |
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water level is detected for 5 seconds |
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Section. |
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during theWash/Rinse cycle. |
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6 |
1E |
Water level sensor problem. |
GO yo“NOWater Fill”Troubleshooting |
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7 |
dL |
Door is unlocked when washer is |
Press the Power button to turn off |
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your washer, then restart the cycle. If |
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running. |
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the code reappears, call for service. |
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Afaultisdetectedinthewaterlevel |
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sensor.Data(frequency)showsthe |
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8 |
OE |
waterlevelisatorabovetheoverflow |
First check to see that all of water |
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waterlevel.(Whenthisconditionis |
valves are not stuck. If water valves |
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detected,themachinewillautomatically |
are OK, check water level. |
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startsdrainingwateruntilthewater |
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levelfallsbelowtheresetwaterlevel) |
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Unbalanceorcabinetbumpisdetected |
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9 |
dc |
duringfinalspin,whichpreventsthe |
Go to“Wet Clothes”Troubleshooting |
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drumfromspinningover150rpm.(Never |
Section. |
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exceeds150RPMduetounbalancedload) |
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10 |
E2 |
Jammed Key.(When key input signals |
Check all of keys. If A key is sensed |
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are coming out for more than 30 |
to be pressed, all keys will do not |
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seconds, it is regarded as a jam.) |
respond. |
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(Technical information)WF501ANWX-03011B_EN.indd 2 |
2011-06-24 6:20:23 |
ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.
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Error Code |
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NO |
(Diagnostic Code |
Description |
Corrective Action |
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Error Image) |
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11 |
dS |
Door is detected as open while it is |
Go to“QuickTest Mode”and then do |
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trying to lock the door. |
Door Lock/UnlockTest |
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Abnormal high/low temperature or |
Go to“ Board InputTest”and check |
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12 |
tE |
WaterTemperature. Check loose |
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resistance (Thermal sensor or PBA |
or pinched wires. Replace PCB or |
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resistance). |
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thermistor. |
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13 |
3E |
Motorproblem |
restart the cycle if the code reappears, |
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call for service |
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14 |
Hr |
Heater Relay Failure (No Heater Relay |
Replace PCB |
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Check Signal) |
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15 |
nF1 |
The hot/cold water hose connection is |
Please connect the hot/cold water |
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not correct. |
hose connection correctly. |
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16 |
2E |
Voltage for motor control bus is over |
Replace PCB |
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or under specified limit. |
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Suds is detected during the washing |
Guide a user to reduce amount of |
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17 |
Suds |
session. (“SUdS”is not an error. If the |
detergent usage. |
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washer is in suds period,“SUdS”will |
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light up instead of remaining time.) |
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18 |
AE |
Communication error between SUB |
Check Main PBA, SUB PBA & Wire- |
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PBA and MAIN PBA |
harness. Replace PCB |
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19 |
8E1 |
Front MEMS sensor problem |
Check MEMSSensor,MANIPCB&WIRE |
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Harness |
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20 |
8E2 |
Rear MEMS sensor problem |
Check MEMSSensor,MANIPCB&WIRE |
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Harness |
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(Technical information)WF501ANWX-03011B_EN.indd 3 |
2011-06-24 6:20:24 |
ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.
TEST MODE
Quick Test Mode
Power Off State
EEPROM Clear
Mode
Special Test Mode
Continuous Cycle
Power On State Mode
(Normal User Mode)
Service Mode
Quick Spin Test Mode
Cycle Count Check Mode
S/W Version Check Mode
Fast Time Down Test Mode
Demo Mode |
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Board Input Test Mode |
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Diagnostic Code |
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CheckMode |
Quick Test Mode
Test Mode:
EachTest Mode for the GRACE is as follows in the coming pages. The test modes indicated by the red arrows are modes unable to get an access once the washing cycle has started due to safety resons.
Definition of Quick Test Mode:
-Check operation of all LED’s (Verify faulty LED).
-Check model and software version.
-Check different operating modes (e.g. water valve, motor, door, drain pump, etc.).
How to Enter:
-Plug in the unit.
-Press Soil Key, Spin Key and Power Key at the sameTime.
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(Technical information)WF501ANWX-03011B_EN.indd 4 |
2011-06-24 6:20:24 |
ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.
Quick Test Mode:
1. All LED’s light up and it sends out Beep Sound when it enters into the QuickTest Mode. (Including 7-Segment)
2. Displays software version for a sec and Clear EEprom. (Ex. If
S/WVersion is 49, 7-Segment will display L349)
3. When the version is displayed, turn the Jog-Dial so that the version disappears. Press the following keys to test the
various components.
-Temp Key :WaterValveTest
- Spin Key : Door Lock/UnlockTest - Soil Key :Water HeaterTest
- IntensiveWash : Drain PumpTest
EEPROM Clear Check
Definition of EEPROM Clear Mode:
-EEPROM initialization.
-All course/option settings are to be reset to default
values after EEPROM initialization.
-When Service arises and it needs PCB replacement, EEPROM should be reset.
How to Enter:
- The unit needs to be on.
- Press Delay Start Key, and Power Key at the same time.
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(Technical information)WF501ANWX-03011B_EN.indd 5 |
2011-06-24 6:20:24 |
ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.
Continuous Run Mode
Definition of Continuous Run Mode:
-Will continuously repeat the current cycle until the Continuous Run Mode is cancelled.
How to Enter:
-PressTemp + IntensiveWash Key together for 7 sec.
Continuous Run Mode:
1.Press Temp+IntensiveWash Key for 7 sec during Power On State (Normal User Mode) .
2.OnceinContinuousRunMode,Thesevensegmentswillnolongerdisplay“0000”andwillalternate betweendisplayingthenumberofcyclesofthecompletedcourseandtheremainingtimeofthecourse.
3.The Continuous Run Mode will repeat the previous cycle until continuous run mode is cancelled.
4.DuringContinuousRunMode,presstemp+spinKeyfor7sectoreturntonormalusermode.The sevensegmentswillnolongerdisplaythenumberofcyclesandwilldisplaythemaintenancetime only.
5.If you exit Service Mode after entering it from Continuous Mode, the washing machine returns to Continuous Mode.
6.If power is lost in Continuous Run Mode (that is, when the power plug is disconnected or the Power key is pressed turning the washing machine off), the mode is released when the washing machine is turned on again.
Service Mode
Definition of Service Mode:
-Service Mode enables service technicians to verify the operation of the washing machine and do troubleshooting.
-Service Mode can be entered during all washing cycle without interrupting the cycle except some of test modes.
-Various tests can be done with Service Mode. So, troubleshooting can be done based on the resulting diagnostic codes.
How to Enter:
-To enter the Service Mode, press the Signal and Extra Rinse Keys for 3 seconds or until the unit sends out beeping sounds.
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2011-06-24 6:20:24 |
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