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1. CARRY OUT 3D CHECKS
2. Disconnect the leads from the control unit.
3. Remove the one (1) screw holding the control panel to
the front plate of the oven cavity.
4. Lift up the control panel and release if from the oven
cavity.
5. Now, the control panel assembly is free.
NOTE: 1. Before attaching a new key sheet, remove
1. CARRY OUT 3D CHECKS.
2. Disconnect the wire leads from magnetron.
3. Remove the four (4) screws holding the magnetron to the
waveguide.
4. Remove the magnetron from waveguide.
REMOVAL
1. CARRY OUT 3D CHECKS.
2. Disconnect the wire leads from the fan motor and thermal
cut-out.
3. Tear the wire holder B holding the filament lead of the
power transformer and the H.V. wire A.
4. Remove the one (1) screw holding the chassis support
to the oven cavity front plate.
5. Push the tab at the end of the chassis support caught on
the rear cabinet of the oven cavity.
6. Remove the chassis support by pulling it.
7. Remove the magnetron referring to "MAGNETRON
REMOVAL".
8. Remove the one (1) screw holding the air guide to the
oven cavity and remove the air guide.
9. Release the snap band of the main wire harness from the
light mount plate.
10.Release the filament lead of the power transformer and
the H.V. wire A from the fan duct.
11 Release the fan motor assembly from the oven cavity.
12.Remove the one (1) screw from the thermal cut-out
angle.
13.Remove the fan blade from the fan motor shaft according
the following procedure.
1) Hold the edge of the rotor of the fan motor by using
a pair of groove joint pliers.
CAUTION:
•
Make sure that any pieces do not enter the gap
between the rotor and the stator of the fan motor.
Because the rotor is easy to be shaven by pliers
and metal pieces may be produced.
•
Do not touch the pliers to the coil of the fan motor
because the coil may be cut or injured.
•
Do not transform the bracket by touching with the
pliers.
2) Remove the fan blade assembly from the shaft of
the fan motor by pulling and rotating the fan blade
with your hand.
3) Now, the fan blade will be free.
CONTROL PANEL REMOVAL
MAGNETRON REMOVAL
5. Now, the magnetron is free.
CAUTION: WHEN REPLACING THE MAGNETRON,
FAN MOTOR REPLACEMENT
CAUTION:
•
14. Remove the two (2) screws holding the fan motor to the
fan duct.
15. Now, the fan motor is free.
Coil
Stator
Gap
Bracket
INSTALLATION
1.
Install the fan motor to the fan motor angle with the two
(2) screws.
2.
Install the fan blade to the fan motor shaft according the
following procedure.
1)
Hold the center of the bracket which supports the shaft
of the fan motor on the flat table.
2)
Apply the screw lock tight into the hole(for shaft) of the
fan blade.
3)
Install the fan blade to the shaft of fan motor by pushing
the fan blade with a small, light weight, ball peen
hammer or rubber mallet.
19
remaining adhesive on the control panel frame
surfaces completely with alcohol and so on.
2. When attaching the key sheet to the control
panel frame, adjust the upper edge and right
edge of the key sheet to the correct position of
the control panel frame.
3. Stick the key sheet firmly to the control panel
frame by rubbing with soft cloth not to scratch.
BE SURE THE R.F. GASKET IS IN PLACE
AND THE MAGNETRON MOUNTING
SCREWS ARE TIGHTENED SECURELY.
Do not use this removed fan blade again.
Because
the hole(for shaft) of it may become
bigger than a standard one.
Groove joint pliers
Rotor
Rear view
Shaft
Axis
Stator
Rotor
R-3S56
These are the position
where should be
pinched with pliers
Side view
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