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R-9380
UPPER/LOWER
LATCH SWITCHES
AND
MONITOR
SWITCH
ADJUSTMENT
If the
upper
and
lower
latch
switches
and monitor
2. The upper
and lower
latch
switches
interrupt
the
switch
do
not
operate
proper!y
due
to
a
circuit
before the door can be opened.
mis-adjustment,
the following
adjustment
should
be
3. The monitor
switch
contacts
close when
the door
made.
is opened.
1.
2.
3.
4.
Loosen the one (1) screw holding
the upper latch
4. Re-install
outer
case
and
check
for
microwave
hook to the oven cavity front flange and the one (1)
leakage around
the door with
an approved
micro-
screw
holding
the lower
latch
hook
to the same
wave survey
meter. (Refer to Microwave
Measure-
flange.
ment Procedure.)
With door closed, adjust lower latch hook by mov-
ing it back and forth and then adjust the upper latch
hook by moving
it back and forth, or up and down.
In and out play of the door allowed
by the upper
and lower latch hooks should
be less than 0.5 mm.
The vertical
position
of the upper latch hook should
be placed where the upper latch switch
and monitor
swatch have activated
with the door closed.
Vertical
adjustment
of the lower latch hook is not possible.
Secure the screws with washers firmly.
Make sure of the upper
latch switch
operation.
If
the upper latch switch
has not activated
with
the
door
closed,
loose one
(1)
screw
holding
upper
latch
hook to oven cavity
front
flange
and adjust
upper latch hook position.
After adjustment,
make sure of the following:
1. In and out play of door remains
less than 0.5 mm
when latched position.
First check upper latch hook
position,
pushing
and pulling
upper portion
of door
toward
the oven face.
Then check the lower
latch
hook position,
pushing
and pulling
lower
portion
of door toward
the oven face.
Both results
(plays
of the door) should
be less than 0.5mm.
Figure
C-l.
Latch
Switch
Adjustment
LATCH HEAD REMAVAL
DOOR DISASEMBLY
Remove the door assembly,
refer to ithrough
5 of
"Door
Replacemenmt".
1. Place the door assembly on a soft cloth with
facing
UP.
2. Insert an iron plate (thickness
of about 0.5mm)
to
the gap between
the chorke
cover and the corner
portion
of door panel as shown
figure
to free the
engaging
parts.
3. Lift up the choke cover.
4. Now the choke cover is free from the door panel.
5. Remove the latch spring from the door panel.
6. Pushing
up the latch head. it is now free from door
panel.
Latch
Head
Remove
and Door
Disassembly
25
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