Monday, 25 March 2019

SAMSUNG WF6450S7W - WASHING MACHINE - DISASSEMBLE PROCEDURE

 SAMSUNG WF6450S7W - WASHING MACHINE - DISASSEMBLE PROCEDURE


DISASSEMBLE PROCEDURE          

TOOLS NEEDED
No
Tool



1
Box driver
10mm
13mm
19mm
Motor (1), Balance (5), 2 holes of each left and right of the shock absorber 1 Pulley hole

2
Double-ended
spanner
10, 13,19mm
Replaceable for the box driver.  Since the bolt runs idle when the box driver is used, use the
box driver 17mm.

3
Vice pliers

Tool to protect the idle and abrasion of the bolt for the box driver.

4
Other(Driver, Nipper, Long nose)

General tools for the after service.
5
JIG for the Tub

1 (Disassemble and Assemble)
TOP COVER ASS'Y
  • Remove the two screws holding the Top Cover at the back of the unit.
  • Remove the top-cover through pushing and pulling.
  • Then, the Water (Pressure) Sensor, Noise Filter and Water Valve can be replaced.
  • Remove the Top Cover and the Ass’y Drawer.
  • Remove the two screws on the front of the control panel.
  • Remove the one screw on the plate(U).
  • Remove the control panel by disconnecting the connector that connects PCB to the wire-harness.
  • Insert a flat head screwdriver into the gap and pry down the Cover Front (Left) to separate it.
  • Remove the Wire Diaphragm from the Frame Front and unseat the Diaphragm.
  • Remove the 7 screws on the frame front.
  • Before removing the belt, should be opened the Cover Bottom.
  • Remove the belt before the re-assembly.
  • Ensure the belt is placed on the center of the motor pulley.
[Belt Assembly]

  • Hang the belt on the motor pulley before placing it around the pulley.

SAMSUNG WF6450S7W - WASHING MACHINE - DISASSEMBLE PROCEDURE



MOTOR
  • Remove the wire housing from the motor.
  • Remove the bolts holding the motor by using the power screwdriver.
  • Remove the motor.
WATER SUPPLY VALVE
  • Remove the fixing screws for the water supply valve.
  • Disconnect the valve wires.
  • Separate the water hoses
WATER LEVEL SENSOR
  • Remove the top cover.
  • Remove the fi xing screws for the water level sensor.
  • Disconnect the water level sensor harness.
  • Disconnect the hose pressure.
  • Replace the water level sensor.

DOOR HINGE
  • Remove the fi xing screws holding the Door-Glass.
  • Separate the glass.
  • After removing the two screws holding the Holder Glass, replace the Door Hinge.
  • After putting them back together, check if the screws holding the Door Hinge is fastened properly.

DRAIN PUMP
  • Insert the fl at head screwdriver into the slot on the top of the Cover Filter and lever it down to separate it.
  • Unscrew the drain filter by turning it counter clockwise.
  • The water remaining inside could flow out. So, put an empty bowl on the floor to hold the water.

  • Tilt the unit backward and take out the drain pump.
  • Disconnect the incoming water hose and the wire harness.  (Caution: Check if the unit is plugged out. There is possibility of electric shock.)

  • Separate the Hose Filter Tub and the Drain Hose.
CHECK POINT
  1.  Remove the Drain Filter and check if there are foreign substances (coin, buttons, etc) blocking inside - If so, clear the inside.
  2. Check if the wire harness is connected properly - If not, connect it properly.
  3. If water leaks, check if the Clamp Hose and the Cap Drain are assembled tightly.   If not, assemble them tightly.
  4. Remove the water remaining inside by turning the Filter counter clockwise.
DOOR S/W
  • Open the door.
  • Remove the Spring Diaphragm and separate the Diaphragm from the Frame Front.
  • Insert the flat head screwdriver and pry up the spring to remove the Spring Diaphragm.
  • The Diaphragm could get damaged when taking it out. So, unseat it in one direction slowly.


Remove the screws holding the Door S/W.
Take out the Door S/W.
 Disconnect the wire connector. (Press the hook to unlock the tab and plug it out.)
Remove the frame-front.


  • Disconnect the connector housing.
  • Remove the nut holding the heater, and separate the heater.
  • Take out the heater from the tub.  Be sure to insert the heater into the bracket in the tub.  If not, it may cause a fire.  Make sure to have a packing seating on its place.  Fasten the nut with 5Kgmf/cm2.  If the nut is fastened loosely it may cause water damage.