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R-1480
R-1481
R-1482
1. Disconnect the power supply cord, remove the oven
from wall and remove outer case (Refer to procedure of
"Removal of Oven from Wall" and "Outer case Removal".)
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Disconnect the wire leads from the fan motor and the
chassis support.
5. Remove one (1) screw holding the hood duct to oven
cavity.
6. Release the wire leads from the hole of the hood duct.
7. Lift up the fan motor side of the hood duct.
8. Remove the two (2) screws holding the fan motor to the
hood duct.
9. Remove the fan blade from the fan motor shaft according
the following procedure.
10.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 easily 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 disfigure the bracket by touching with the
pliers.
11.Remove the fan blade from the shaft of the fan motor by
pulling and rotating the fan blade with your hand.
12. Now, the fan blade will be free.
CAUTION:
* Do not reuse the removed fan blade because the
hole (for shaft) may be larger than normal.
13.Now, the fan motor is free.
Rear View
Side View
3. Discharge high voltage capacitor.
4. Remove two (2) unit mounting screws.
5. Remove the hood duct. (Refer to the procedure of "
HOOD FAN MOTOR, HOOD DUCT AND OVEN LAMP
SOCKET REMOVAL".
6. Straighten the tab holding the thermal cut-out to the top
plate of the oven cavity.
7 . Release the thermal cut-out (cavity) from the one slit of
the oven cavity top plate.
8. Disconnect the wire leads from the thermal cut-out
(cavity).
9. Now, the thermal cut-out (cavity) is free.
TEMPERATURE FUSE (MAGNETRON) REMOVAL
1. Disconnect the power supply cord and remove the oven
from wall and remove outer case. (Refer to procedure of
"Removal of Oven from Wall" and "Outer case Removal")
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Remove the hood fan motor and the hood duct from the
oven cavity, referring to the procedure of " HOOD FAN
MOTOR, HOOD DUCT AND OVEN LAMP SOCKET
REMOVAL".
5. Disconnect the wire leads from the temperature fuse
(Magnetron).
6. Remove the one (1) screw holding the temperature fuse
(Magnetron) to the oven cavity.
7. Now, the temperature fuse (Magnetron) is free.
COOLING FAN MOTOR REMOVAL
Gap
Rotor
Bracket
Stator
Groove joint pliers
Coil
Shaft
Axis
Stator
Rotor
These are the positions
that should be pinched
with pliers
Top of Oven Cavity
Waveguide
Thermal
Cut-Out
(Cavity)
Thermal
Cut-Out
Thermal
Cut-Out
Tab
Tab
Slit
INSTALLATION
1. Install the fan blade to the fan motor shaft according to
the following procedure.
2. Hold the center of the bracket which supports the shaft
of the fan motor on the flat table.
3. Apply the screw lock tight into the hole (for shaft) of the
fan blade.
4. 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.
5. Install the fan motor to the hood duct with the two (2) screws.
CAUTION:
* Do not hit the fan blade strongly when installing
because the bracket may be disfigured.
* Make sure that the fan blade rotates smooth after
installation.
* Make sure that the axis of the shaft is not slanted.
NOTE: When the tab is broken or turned off, use the another
tab which is fixed near the slit when the new thermal
cut-out is replaced.