R -3A54
R-3E54
FAN MOTOR REPLACEMENT
REMOVAL
1. CARRY OUT 3D CHECKS.
2. Disconnect the wire leads from the fan motor.
3. Remove the two(2) screws (rear side) and the
single(l) screw (top side) holding the fan duct as-
sem bly.
4. Remove the fan blade assembly from the fan motor
shaft according the following procedure.
1)
2.
3.
Hold the edge of the rotor of the fan motor by
using a pair of grove joint pliers as shown Fig-
ure C-l (a)
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.
Remove the fan blade from the shaft of the fan
motor by pulling and rotating the fan blade with
your hand.
Now, the fan blade will be free.
CAUTION:
l Do not use this removed fan blade
again. Because the hole(for shaft) of
it may become bigger than a standard
one.
Axis
These are the position
where should be
pinched with pliers.
Figure C-3(b) Side view
INSTALLATION
1. Install the fan motor to the fan duct assembly with
the two(2) screws.
2. Install the fan blade assembly to the fan motor shaft
according the following procedure.
1)
2)
3)
Hold-the center of-the bracket which supports
the shaft of the fan motor on the flat table as
shown in Figure C-4.
Apply the screw lock tight into the hole(for
shaft) of the fan blade.
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.
CAUTION:
l Do not hit the fan blade strongly when
installed because the bracket may be
transformed.
l Make sure that the fan blade rotates
smooth after installed.
l Make sure that the axis of the shaft is
not slanted.
5. Remove the two(2) screws holding the fan motor
to the fan duct assembly.
6. Now, the fan motor is free.
3. Install the fan duct assembly to the oven cavity with
the two(2) screws (rear side) and single(l) screw
(top side).
4. Connect the wire leads to the fan motor, referring
to the pictorial diagram.
Table
\
Center of
bracket
Figure C-3(a) Rear view
Figure C-4.
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