Kenmore 796.488x2800 User manual

WASHING MACHINE
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE
PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.
Website:http://www.sears.com
MODEL : 796.488*2800

P/No.: MFL30599120

2
CONTENTS
1.SPECIFICATIONS ............................................................................................................... 3
2.FEATURES AND TECHNICAL EXPLANATION ................................................................... 4
3.PARTS IDENTIFICATION ..................................................................................................... 6
4.INSTALLATION AND TEST................................................................................................... 7
5.OPERATION ....................................................................................................................... 10
5-1. CONTROL PANEL FEATURES .................................................................................. 10
5-2. CYCLE GUIDE ............................................................................................................ 12
5-3. SPECIAL FUNCTIONS ............................................................................................... 13
6.WIRING DIAGRAM / PROGRAM CHART .......................................................................... 14
7.TEST MODE ....................................................................................................................... 16
7-1. SAFETY CAUTION ..................................................................................................... 16
7-2. LOAD TEST MODE ..................................................................................................... 16
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY ............................................... 16
8.TROUBLESHOOTING ........................................................................................................ 17
8-1. SAFETY CAUTION ..................................................................................................... 17
8-2. ERROR MODE SUMMARY . ....................................................................................... 17
8-3. TROUBLESHOOTING SUMMARY ............................................................................. 19
8-4. TROUBLESHOOTING WITH ERROR ........................................................................ 20
8-5. TROUBLESHOOTING ELSE ...................................................................................... 26
9.COMPONENT TESTING INFORMATION .......................................................................... 30
9-1. FILTER ASSEMBLY (LINE FILTER) ............................................................................ 30
9-2. DOOR LOCK SWITCH ASSEMBLY............................................................................. 31
9-3. STATOR ASSEMBLY .................................................................................................. 33
9-4. PUMP MOTOR ASSEMBLY ........................................................................................ 36
9-5. INLET VALVE ASSEMBLY .......................................................................................... 37
9-6. HEATER ASSEMBLY .................................................................................................. 38
9-7. THERMISTOR ASSEMBLY ......................................................................................... 39
10. DISASSEMBLY INSTRUCTIONS ..................................................................................... 40
11. EXPLODED VIEW ........................................................................................................... 48
11-1. CABINET AND CONTROL PANEL ASSEMBLY...................................................... 48
11-2. DRUM AND TUB ASSEMBLY.................................................................................. 49
11-3. DISPENSER ASSEMBLY ........................................................................................ 50

3
1. SPECIFICATIONS
ITEM F1141FD(0~9)
POWER SUPPLY
PRODUCT WEIGHT
CYCLES
WASH / RINSE TEMPERATURES
SPIN SPEEDS
OPTIONS
CUSTOM PROGRAM
WATER CIRCULATION
OPERATIONAL WATER PRESSURE
CONTROL TYPE
WASH CAPACITY
DIMENSIONS
DELAY WASH
DOOR SWITCH TYPE
WATER LEVEL
LAUNDRY LOAD SENSING
ERROR DIAGNOSIS
AUTO POWER OFF
CHILD LOCK
RLM ENABLE
ELECTRIC
POWER
CONSUMTION
REVOLUTION
SPEED
WASHING
DRAIN MOTOR
WASH HEATER
WASH
SPIN
42 rpm
1100 rpm
9
5
5
Prewash, Stain Cycle, Quick Cycle, Easy Spin, Extra Rinse, My Cycle, Delay Wash
Incorporated
Incorporated
4.5-145 psi (30-1000 kPa)
Electronic
3.16 cu.ft (3.60 cu.ft.IEC)
27" (W) X 29 -1/2" (D) X 42 -3/4" (H), 49 -4/5" (D, door open)
up to 12 hours (796.4884*800) and up to 13 hours (796.4885*800)
PTC + Solenoid
5 steps (by sensor)
Incorporated
Incorporated
Incorporated
Incorporated
-
280 W
80 W
1000 W
120V ~ 60Hz
170 lbs. (77.1 kg)

4
2. FEATURES & TECHNICAL EXPLANATION
2-1. FEATURES
Direct Drive System
The advanced Brushless DC motor directly drives the drum without
belt and pulley.
Tilted Drum and Large Door Opening
Tilted drum and large opening make it possible to load
and unload clothing more easily.
Time-Released Dispenser
Detergent, fabric softener and bleach are dispensed separately at
the right time during wash cycle.
Child Lock
The Child lock prevents children from pressing any button to
change the settings during operation.
Automatic Wash Load Detection
Automatically detects the load and optimizes the washing time.
Built-in Heater
The internal heater automatically heats the water to the optimum
temperature on selected cycles.
2-2. NEURO FUZZY WASHING TIME OPTIMIZATION
To get the best washing performance, optimal time is determined by the water temperature,
the selected washing temperature, and the size of the load.
water
temperature
washing time
rinsing time
the best
washing
performance
spin rhythm, time
load
size
NEURO-
FUZZY
selected
washing
temperature
SENSING EFFECT PROCESSING DETERMINATION

5
2-3. WATER LEVEL CONTROL
This model incorporates a pressure sensor which can sense the water level in the tub.
The water supply is stopped when the water level reaches the preset level, the washing program
then proceeds.
Spinning does not proceed until the water in the tub drains to a certain level.
2-4. DOOR CONTROL
The door can be opened by pulling the door handle whenever washer is not in operation.
When the cycle is completed, the DOOR LOCKED light will turn off.
If a power failure has occurred while in operation, the door will unlock after 5 minutes.
Clicking sounds can be heard when the door is locked/unlocked.
2-5. THE DOOR CAN NOT BE OPENED
While program is operating
When a power failed and power plug is taken out in operation
While Door Lock lights turn on.
White the motor is in the process of intertial rotating, through the operation is paused.
2-6. DOOR LOCKED LAMP LIGHTS
When the frequency of water level is lower than 22.9 kHz
(It can be canceled when the frequency is more than 23.8 kHz)
When the temperature inside the tub is higher than 45 °C and water level is not 25.5 kHz
(It can be canceled when the water level is 25.5 kHz or the temperature inside the tub is lower than 40 °C)
2-7. CHILD LOCK
Use this option to prevent unwanted use of the washer. Press and hold OPTION button for 3 seconds
to lock/unlock control.
When child lock is set, “ ” blinks and all buttons are disabled except the Power button.
You can lock the controls of the washer while washing.

6
3. PARTS IDENTIFICATION
Lower Cover Cap
Drain Pump Filter
Drain Plug
Shipping Blots
Power Plug
Air Vent Safety
Hot Water Inlet
Cold Water Inlet
•If the supply cord is
damaged, it must be
replaced by the
manufacturer or its
authorized service
technician in order to
avoid a hazard.
Hot/Cold(1 each)
Hose
Wrench
Tie strap
to secure drain hose to standpipe
inlet hose, or laundry tub
Drain Hose
Dispenser
Control panel
Door
Drum
Ajustable Feet
ACCESSORIES

7
4. INSTALLATION
Before servicing, ask the customer what the trouble is.
Check the setup (power supply is 120V AC, remove the transit bolts, level the washer....).
Check with the troubleshooting guide.
Plan your service method by referring to the disassembly instructions.
Service the unit.
After servicing, operate the appliance to see whether it functions correctly.
STANDARD INSTALLATION
The appliance should be installed as follows:
1
2
3
4
5
6
6
REMOVE THE TRANSIT
BOLTS
•Remove the transit bolts
(4 EA: ) with the supplied wrench
.
• Turn the leveling feet to adjust
the appliance horizontally.
• The appliance goes up by
rotating the feet clockwise.
•The appliance come down by
rotating the feet counterclockwise.
•Keep the transit bolts and
spanner for future use.
•Insert the 4 caps
(provided) into the hole.
ADJUST THE
LEVELING
INSTALL THE APPLIANCE
ON A FLAT AND FIRM SURFACE
1

8
Verify that the rubber washer is inside of the
valve connector.
Connect the inlet hose firmly to prevent leaks.
HOW TO CONNECT THE INLET HOSE
CONNECT THE DRAIN HOSE
·Make sure that the hose is not twisted.
CONNECT POWER PLUG
The end of the drain hose should be placed less than 96”from the floor.
·Avoid submerging the end of the hose.
·Connect the power plug to the wall outlet. ·Avoid connecting several electric devices, as
doing so may cause a fire.

9
TEST OPERATION
1Preparation for
washing.
•Connect the power plug to
the outlet.
•Connect the inlet hose.
3Press the Start/Pause
button.
•Listen for clicking sounds to
determine if the door has
locked.
6Check the water heating
function.
•Press the WASH / RINSE button
and the present temperature will
be displayed.
•Make sure that the drum rotates
clockwise and counterclockwise.
5Check the automatic
reversing rotation of the
drum.
4Check the water supply.
•Verify that if water is supplied
through the detergent dispenser.
7Check the drain and spin
functions.
•Press the POWER button twice
to restart.
•Press the SPIN SPEED button.
•Press the START / PAUSE
button.
•Check the drain and spin
functions.
8Press the
START / PAUSE button. 9Water removal.
•If SVC is required, remove the
remaining water in the tub, by
pulling out the drain plug.
2Press the POWER button.
•Listen for clicking sounds to
determine if the door is
unlocking.
7

10
5. OPERATION
OPTION BUTTONS
The option buttons allow you to select additional cycle options and
will light when selected. Certain buttons also allow you to activate
special functions by pressing and holding the button for 3 seconds.
•Prewash: Use this option for loads that need pretreatment.
It adds 16 minutes prewash and drain.
•Stain Cycle: Adds time to the wash and rinse cycles for better stain
removal. Automatically provides a rinse.
•` Easy Spin: Be used when there is a vibration problem, especially on
wood floor installations.
• Extra Rinse: This option provides an additional rinse cycle.
•Delay Wash: Allows the start of any cycle to be delayed for 1~19(12, 9) hours.
POWER ON/OFF BUTTON
Press to turn the washer ON. Press again to turn the
washer OFF.
NOTE: Pressing the ON/OFF button during a cycle will
cancel that cycle and any load settings will be lost.
MY CYCLE BUTTON
Press the MY CYCLE button to save and
recall a customized wash cycle for future
use.
You can save the Cycle, Wash/Rinse
Temperature, Spin Speed, and Soil
Level settings, as well as other cycle
options.
TIME AND STATUS
The display shows the settings, estimated
time remaining, options, and status messages
for your washer.
5-1 CONTROL PANEL FEATURES

11
CYCLE SETTING BUTTONS
Use these buttons to adjust the desired cycle
options for the selected cycle.
•Select a water temperature based on the type
of load you are washing.
•To change the spin speed, select the Spin
Speed button until the desired setting is
displayed.
•To change the soil level, select the Soil Level
button until the desired setting is displayed.
STATUS INDICATOR
•These lights show elapsed time of
the selected cycle.
CYCLE SELECTOR KNOB
Turn this knob to select the desired cycle. Once the
desired cycle has been selected, the standard presets
will be shown in the display. These settings can be
adjusted using the cycle setting buttons anytime
before starting the cycle.
Press this knob to START the selected cycle. If the
washer is running, use this knob to PAUSE the cycle
without losing the current settings.
NOTE: If you do not press the cycle selector knob
within 4 minutes of selecting a cycle, the washer
automatically turns off.
DOOR LOCKED lamp
•Lights whenever the door is locked.
•The door can be unlocked by pressing the
Start / Pausebutton to stop the washer.

12
Cycle Fabric or
Load Type Spin Speed Soil
Level
Wash/Rinse
Temperature
Modifiers Options
Pre-
Wash
Extra
Rinse
Stain
Cycle
Sanitary
Heavily soiled
items, such as
work clothes,
diapers, etc.
Extra Hot/Cold
Extra High
No Spin
Low
Normal
High
Heavy
Light
Normal
Cotton/
Normal
Cotton, linen, towels,
shirts, sheets, jeans
mixed loads
Warm/Cold
Extra High
No Spin
Low
Normal
Warm/Warm
Hot/Cold
Cold/Cold
Medium
Heavy
Light
Normal
Bulky/
Lagre
Large items such as
blankets and
comforters
Warm/Cold
Warm/Warm
Hot/Cold
Cold/Cold
Low
Heavy
Light
Normal
Casual
Dress shirts/pants,
wrinkle-free clothing,
poly/cotton blend
clothing, tablecloths
Warm/Cold
High
No Spin
Low
Warm/Warm
Hot/Cold
Cold/Cold
Normal
Heavy
Light
Normal
Hand Wash Items labeled
“hand washable”
Cold/Cold
Medium
No Spin
Warm/Cold
Warm/Warm
Low
Light
Normal
Wool / Silk
Machine washable
woolens with pure
new wool only.
Warm/Cold
No SpinWarm/Warm
Cold/Cold
Low
Light
Normal
Speed
Wash
Lightly soiled clothing
and small loads
Hot/Cold
No Spin
Low
Medium
High
Cold/Cold
Warm/Cold
Warm/Warm
Extra High
Normal
Heavy
Light
Rinse+
Spin
Rinse and spin
Warm/Cold
Extra High
No Spin
Low
Normal
Warm/Warm
Hot/Cold
Cold/Cold
High
Normal
No Spin
Delicates
Dress shirts/blouses
nylons, sheer or lacy
garment
Cold/Cold
No Spin
Low
Warm/Cold
Warm/Warm
Normal
Heavy
Light
Normal
5-2. CYCLE GUIDE
The cycle guide below shows the options and recommended fabric types for each cycle.
= Available option
NOTE :To protect your garments, not every wash/rinse temperature, spin speed, soil level, or
option is available with every cycle.
= Default setting

13
MY CYCLE
MY CYCLE
MY CYCLE allows you to store a frequently used wash cycle for easy selection and use. It
allows you to save favorite temperature, spin speed, soil level and other options for a cycle
and then recall them at the touch of a button.
To store My CYCLE :
1. Select a cycle.
2. Adjust the Wash/Rinse Temperature, Spin Speed and Soil Level to the desired setting.
3. Set anyother desires optiions.
4. Press and hold the MY CYCLE button for 3 seconds. You will hear two beeps to confirm
the settings have been stored.
INPORTANT : If you press and hold the MY CYCLE button for 3 seconds, you will overwrite
any previously stored MY CYCLE.
To recall MY CYCLE :
1. Press and release the MY CYCLE button. The stored settings will be displayed.
2. Press and release the START/PAUSE button to start the cycle. The washer will start
automatically.
NOTE : Once the MY CYCLE has been recalled, any of the memorized modifiers or options
can be adjusted. However, if the Cycle Select Knob is rotateed, the MY CYCLE will
be canceled and the dial selection will be displayed.
5-3. SPECIAL FUNCTIONS
The option buttons also activate special functions, including CHILD LOCK, CLEAN WASHER and MY CYCLE.
Press and hold the option button marked with the special function for 3 seconds to activate.
CHILD LOCK
Use this option to prevent unwanted use of the washer or to keep cycle settings from being
changed while the washer is operating. Press and hold the SOIL LEVEL and CYCLE
SIGNAL buttons for 3 seconds to activate or deactivate CHILD LOCK. CHILD LOCK will be
shown in the display, and all controls are disabled. The washer can be locked during a cycle.
Once CHILD LOCK is selected, the display will alternate between CL and the estimated time
remaining.
CLEAN WASHER
A buildup of detergent residue can occur in the wash tub over time and can lead to a mildewy
or musty smell. The CLEAN WASHER cycle is specially designed to remove this buildup.
The CLEAN WASHER cycle should be run once a month, or more often under heavy use
conditions or if odor is present.
1. Press and hold the EASY SPIN button for 3 seconds to activate this cycle.
2. Fill the bleach dispenser to the MAX line with liquid chlorine bleach.
3. Press the Cycle Selector Knob to start the cycle.
4. After the cycle has ended, open the door and allow the drum interior to dry completely.
NOTE: Do NOT use this cycle withclothes, and do NOT add detergent or fabric softener.

6. WIRING DIAGRAM / PROGRAM CHART
14

15

16
7. TEST MODE
7-1. SAFETY CAUTION
7-2. LOAD TEST MODE.
The washer must be empty and the controls must be in the off state.
1. Press the SPIN SPEED and SOIL LEVEL buttons simultaneously.
2. Press the Power button, while the above condition. Then buzzer will sound twice.
3. Press the Start/Pause button repeatedly to cycle through the test modes.
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY
Press the SPIN SPEED and SOIL LEVEL button simultaneously.
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
11 times
12 times
Turns on all lamps and locks the door.
Tumble clockwise.
Low speed Spin.
High speed Spin.
Inlet valve for prewash turns on.
Inlet valve for main wash turns on.
Inlet valve for hot water turns on.
Inlet valve for softener turns on.
Inlet valve for bleach turns on.
Tumble counterclockwise.
Heater turns on for 3 sec.
Drain pump turns on.
Power off and unlock the door.
rpm (40~50)
600 rpm
1100 rpm
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
rpm (40~50)
Water temperature
Water level frequency (25~65)
Turn off all lamps.
The digits indicate the water level frequency ( x.1 kHz ).
For example, if the display indicate 241,
the water level frequency is 241 x 0.1kHz = 24.1kHz.
Number of times the
Start/Pausebutton is pressed Check Point Display Status
There’s built-in AC 110V and DC power in output terminal of PWB assembly in common. Be careful electric
shock when disconnecting parts while trouble shooting. (Wear Electro Static Discharge gloves when working.)
After cutting off the power when changing PWB assembly, disconnect or assemble.
Be careful static when handling PWB assembly, and use Electro Static Discharge plastic pack when
delivering or keeping it.

17
8. TROUBLESHOOTING
ERROR SYMPTOM CAUSE
WATER INLET
ERROR
1
IMBALANCE
ERROR
2
DRAIN
ERROR
3
OVER FLOW
ERROR
4
PRESSURE
SENEOR
ERROR
5
DOOR OPEN
ERROR
6
HEATING
ERROR
7
•Correct water level (2 level) is not reached within 8 minutes
after water is supplied or it does not reach the preset water
level within 25 minutes.
•The load is too small.
•The appliance is tilted.
•Laundry is gathered to one side.
•Non distributable things are put into the drum.
•Door not all the way closed.
•Loose electrical connections at Door switch and PWB
Assembly.
•The DOOR SWITCH ASSEMBLY is out of order.
•Not fully drained within 10 minutes.
•The SENSOR SWITCH ASSEMBLY is out of order.
•The THERMISTOR is out order.
•Water is overflowing (over 8 level).
If is displayed, the drain pump will operate to the
drain water automatically.
8-1. SAFETY CAUTION
8-2. ERROR MODE SUMMERY
If you press the START/PAUSE button when an error is displayed, any error except will
disappear and the machine will go into the pause status.
In case of , ,if the error is not resolved within 20 sec., or the in case of other errors,
if the error is not resolved within 4 min., power will be turned off automatically and the error code will
blink. But in the case of , power will not be turned off.
There’s built-in AC 120V and DC power in output terminal of PWB assembly in common. Be careful electric
shock when disconnecting parts while trouble shooting. (Wear Electro Static Discharge gloves when working.)
After cutting off the power when changing PWB assembly, disconnect or assemble.
Be careful static when handling PWB assembly, and use Electro Static Discharge plastic pack when
delivering or keeping it.

18
ERROR SYMPTOM CAUSE
OVER
CURRENT
ERROR
8
LOCKED
MOTOR
ERROR
9
EEPROM
ERROR
POWER
FAILURE
10
11
•MAIN PWB ASSEMBLY is out of order.
•Winding in the STATOR ASSEMBLY is short-circuited.
•EEPROM is out of order.
Displayed only when the START / PAUSE button is first
pressed in the Load Test Mode.
•After the power supply is stopped while washing machine is
working, the power is supplied rapidly.
•The connector (3-pin, male, white) in the MOTOR
HARNESS is not connected to the connector
(3-pin, female, white) of STATOR ASSEMBLY.
•The electric contact between the connectors
(3-pin, male, white) in the MOTOR HARNESS and
4-pin, female, white connector in the MAIN PWB
ASSEMBLY
is bad or unstable.
•The MOTOR HARNESS between the STATOR
ASSEMBLY and MAIN PWB ASSEMBLY is cut (open
circuited).
•The hall sensor is out of order/defective.

19
8-3. TROUBLESHOOTING SUMMARY
Remark
Result
(tolerance
Test
Points
(1)
to
(2)
5%)
At 77℉(25℃)
At 86℉(30℃)
At 122℉(50℃)
At 158℉(70℃) At 194℉(90℃)
At 212℉(100℃)
50 k
Ω
39.2 kΩ 15.2 kΩ
6.6 kΩ 3.1 kΩ 2.2 kΩ
Motor Hall Sensor RD Pin1: U
Pin2: V
Pin3: W
NA Pin1: +
Pin2: Hb Pin3: Ha
Pin4: GND
Door Switch WH Pin1: PTC
RD
Pin2: PTC
Result
Test Points
60~120
Ω
Infinity
120 Vac
Remark
At 77℉(25℃)
At 77℉(25℃)
Voltage Input
(2) to (4) (3) to (4) (4) to (5) (2) to (4)
Result
Test Points
0 Ω 0 Ω
WH Pin1 to RD Pin3 WH Pin3 to RD Pin1
Heater X71(WH) pin2: Vac (input) X133(BK) pin2 : Heater (input) WH
pin1 : Vac (output)
Wash thermistor
Thermistor
Pin1: Wash thermistor
Result
Test Points
5~15 Ω 5~15 Ω 5~15 Ω
Pin1 to Pin2 Pin2 to Pin3 Pin3 to Pin1
Pin1 to Pin2 : 0.8-1.2kΩ
Wash Heater : 12~18Ω
Drain Pump : 10~20Ω
Inlet Valve NA_Pin3: Main wash BL3 BL4
Pin1: Common
Pin2: Pre wash Pin3: Bleach Pin4: Hot valve
Pump BL3 Pin3: Circulation pump BL4 Pin1: Drain pump
BL4, pin1 to BL3, pin3
1. Pump running: 120V 5%
2. Stopped Motor/Pump: 0 ~ 1V
ResultTest Points
8~12 k Ω
8~12 k Ω
10~15 Vdc
10 Vdc
10 Vdc
Remark
Voltage Input
Pulsing signal
Pulsing signal
Pin1 to Pin2 Pin1 to Pin3 Pin1 to Pin4 Pin2 to Pin4 Pin3 to Pin4
Ω
1k 5%