Samsung WF221ANG, WF221ANS User Manual

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. : DC68-02830D_EN

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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

		Error Code
	NO	(Diagnostic Code	Description	Corrective Action
		Error Image)
	1	nd	The water level fails to drop below the	Go to “ Will Not Drain”Troubleshooting
			Reset Water Level within 15 minutes.	Section.
	2	LO	Door fails to Unlock After 7 attempts.	Go to “ Will Not Unlock”
				Troubleshooting Section.
	3	nF	When the filling Continues for more	Go to “ No Water Fill”Troubleshooting
			than 40 minutes or there is no change
				Section.
			of water level for 6 minutes.
	4	FL	Door fails to lock after 7 attempts.	Go to “ Will Not Lock”Troubleshooting
				Section.
	5	LE	A water level lower than the Reset	Go to “No Water Fill”Troubleshooting
			water level is detected for 5 seconds
				Section.
			during the Wash/Rinse cycle.
			Water Level Sensor Trouble. (When
			the input signal from the water level	Go to “No Water Fill”
	6	1E	sensor is out of range, the unit will
				Troubleshooting Section
			send out beeping sounds and halts
			the cycle.)
			A fault is detected in the water level
			sensor. Data (frequency) shows the
			water level is at or above the overflow	First check to see that all of water
	7	OE	water level. (When this condition	valves are not stuck. If water valves
			is detected, the machine will
				are OK, check water level.
			automatically starts draining water
			until the water level falls below the
			reset water level)
			Unbalance or cabinet bump is
	8	dc	detected during final spin, which	Go to “Wet Clothes”Troubleshooting
			prevents the drum from spinning over
				Section.
			150 rpm. (Never exceeds 150 RPM due
			to unbalanced load)
	9	E2	Jammed Key.(When key input signals	Check all of keys. If A key is sensed
			are coming out for more than 30	to be pressed, all keys will do not
			seconds, it is regarded as a jam.)	respond.

2

ALIGNMENT AND ADJUSTMENTS

WARNING

To avoid risk of electrical shock, personal injury or death; disconnect power to washer before servicing, unless testing requires power.

		Error Code
	NO	(Diagnostic Code	Description	Corrective Action
		Error Image)
	10	ds	Door is detected as open while it is	Go to “Quick Test Mode” and then do
			trying to lock the door.	Door Lock/Unlock Test
			Abnormal high/low temperature or	Go to “ Board Input Test” and check
	11	tE		Water Temperature. Check loose
			resistance (Thermal sensor or PBA
				or pinched wires. Replace PCB or
			resistance).
				thermistor.
			MICOM is attempting to drive the motor
	12	3E	but is not getting any response signals	Evaluate wire harness for loose or
			from the hall sensor. Visual check shows	unhooked connections. Go to “ Quick
			motor is not running. (Locked, Defective	Test Mode” and test Motor.
			Hall Sensor or Overload)
	13	Hr	Heater Relay Failure (No Heater Relay	Replace PCB
			Check Signal)
	14	nF1	The hot/cold water hose connection is	Please connect the hot/cold water
			not correct.	hose connection correctly.
	15	2E	Voltage for motor control bus is over	Replace PCB
			or under specified limit.
			Suds is detected during the washing	Guide a user to reduce amount of
	16	SUd	session. (“SUdS” is not an error. If the
				detergent usage.
			washer is in suds period, “SUdS” will
			light up instead of remaining time.)
	17	AE	Communication error between SUB	Check Main PBA, SUB PBA & Wire-
			PBA and MAIN PBA	harness. Replace PCB
	18	SF	System Error	Replace PCB

3

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
				Board Input Test Mode
				Diagnostic Code
				CheckMode

Quick Test Mode

Test Mode:

Each Test Mode for the BIGBANG 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 same Time.

4

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 Quick Test Mode. (Including 7-Segment)

2. Displays software version for a sec and Clear EEprom. (Ex. If

S/W Version is 49, 7-Segment will display dE49)

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 : Water Valve Test

- Spin Key : Door Lock/Unlock Test - Soil Key : Water Heater Test

- Signal : Drain Pump Test

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.

5

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:

-Press Delay Start Key and Steam Key together for 7 sec.

Continuous Run Mode:

1.Press Delay Start + Steam Key for 7 sec during Power On State (Normal User Mode) .

2.Once in Continuous Run Mode, The seven segments will no longer display “0000” and will alternate between displaying the number of cycles of the completed course and the remaining time of the course.

3.The Continuous Run Mode will repeat the previous cycle until continuous run mode is cancelled.

4.During Continuous Run Mode, press Delay Start + Steam Key for 7 sec to return to normal user mode. The seven segments will no longer display the number of cycles and will display the maintenance time 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 Steam Keys for 3 seconds or until the unit sends out beeping sounds.

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