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E30SO75ESS
3. Open the oven door and block it open.
4. Discharge the high voltage capacitor.
5. Disconnect the wire leads from the switch.
6. Remove the one (1) screw holding the latch hook (right
or left) to the oven cavity front plate, and release the latch
hook (right or left).
7. Keep pushing the stopper tub holding the switch to the
latch hook (right or left) and revolve the switch on the
pole.
8. Remove the switch from the latch hook (right or left).
9. Now, the switch is free.
Reinstallation
1. Reinstall the switch in its place. The door sensing switch
is in the lower position of the latch hook right. The
secondary interlock switch is in the lower position of the
latch hook left. And the monitor switch is in the upper
position of the latch hook left.
2. Hold the latch hook (right or left) to the oven cavity front
plate with the one (1) screw.
the door toward the oven face. Then check the position
of the latch hook left, pushing and pulling left portion of
the door toward the oven face. Both results (play in the
door) should be less than 0.5 mm.
2. The door sensing switch and the secondary interlock
switch interrupt the circuit before the door can be opened.
3. The monitor switch contacts close when the door is
opened.
4. Reinstall the outer case cabinet and check for microwave
leakage around the door with an approved microwave
survey meter. (Refer to Microwave Measurement
Procedure.)
Figure C-3. Latch Switch Adjustment
Figure C-2. Switches
If the door sensing switch, secondary interlock switch and
monitor switch do not operate properly due to a
misadjustment, the following adjustment should be made.
1. Disconnect the power supply cord.
2. Remove the outer case cabinet, referring to “OUTER
CASE CABINET REMOVAL”.
3. Open the oven door and block it open.
4. Discharge the high voltage capacitor.
5. Loosen each one (1) screw holding the latch hook right
and the latch hook left to the oven cavity front plate.
6. With door closed, adjust the latch hook right and the latch
hook left by moving them back and forth, and up and
down. In and out play of the door allowed by the latch
hook right and the latch hook left should be less than 0.5
mm. The vertical position of the latch hook right and the
latch hook left should be adjusted so that the door
sensing switch and the secondary interlock switch are
activated with the door closed. The horizontal position of
the latch hook right and the latch hook left should be
adjusted so that the plunger of the monitor switch is
pressed with the door closed.
7. Secure the screws firmly.
8. Check all of the switches operation. If any switch has not
activated with the door closed, loosen the screws and
adjust the position of the latch hook right and the latch
hook left.
After adjustment, check the following.
1. In and out play of the door remains less than 0.5 mm
when in the latched position. First check the position of
the latch hook right, pushing and pulling right portion of
DOOR SENSING SWITCH, SECONDARY INTERLOCK SWITCH AND MONITOR SWITCH
ADJUSTMENT
Monitor switch
Latch hook left
Secondary
interlock
switch
Door
sensing switch
Latch hook right
Pole
Pole
Pole
Stopper tab
Stopper
tab
Monitor switch
Latch hook left
Latch
head
Secondary
interlock switch
Door
sensing switch
Latch hook right
Latch
head
DOOR REPLACEMENT AND ADJUSTMENT
Door assembly removal
1. Disconnect the power supply cord.
2. Remove the outer case cabinet, referring to “OUTER
CASE CABINET REMOVAL”.
3. Open the oven door and block it open.
4. Discharge the high voltage capacitor.
3. Reconnect the wire leads to the switch.
4. Make sure that the monitor switch is operating properly
and check continuity of the monitor circuit. Refer to
chapter “Test Procedure” and “Adjustment procedure.
Summary of Contents for E30SO75ESS - 30" Wall Oven
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