R-890SLM
11 - 5
[13] BOTTOM HEATING ELEMENTS REMOVAL
1. CARRY OUT 3D CHECKS.
2. Remove the turntable motor cover from the base plate,
referring to “TURNTABLE MOTOR REPLACEMENT”.
3. Disconnect the wire leads from the bottom heating element.
4. Remove the two (2) nuts holding the heater cover and
heater packing to the bottom heater.
5. Remove the heater cover and the heater packing from the
bottom heating element.
6. Remove the two(2) nuts holding the bottom heating element
to the oven cavity.
7. Remove the bottom heating element from the oven cavity.
[14] CONTROL PANEL ASSEMBLY REMOVAL
1. CARRY OUT 3D CHECKS.
2. Disconnect the wire leads and the connectors from the
control unit.
3. Remove the one (1) screw holding the control panel
assembly to the oven cavity front plate.
4. Lift up the control panel assembly and pull it forward.
Now the control panel assembly is free.
[16] MONITORED LATCH SWITCH, STOP SWITCH AND MONITOR SWITCH ADJUSTMENT
If the monitored latch switch, stop switch and monitor switch
do not operate properly due to a mis-adjustment, the following
adjustment should be made.
1. Adjustment
1. CARRY OUT 3D CHECKS.
2. Loosen the two (2) screws holding the latch hook to the
oven cavity front flange.
3. With the door closed, adjust the latch hook by moving it back
and forward or up and down. In and out play of the door
allowed by the latch hook should be less than 0.5mm. The
horizontal position of the latch hook should be placed where
the monitor switch has activated with the door closed. The
vertical position of the latch hook should be placed where
the monitored latch switch and stop switch have activated
with the door closed.
4. Secure the screws with washers firmly.
5. Make sure of the all switches operation. If the latch head
has not pushed the plungers of the monitor switch with door
closed, adjust the latch hook position. At that time, the latch
head should have pushed the plungers of the monitored
latch switch and stop switch. If the latch head has not
pushed the plungers of the monitored latch switch and stop
switch with door closed, loose two (2) screws holding latch
hook to oven cavity front flange and adjust the latch hook
position.
2. After adjustment, make sure of following:
1. In and out play of door remains less than 0.5mm when
latched position. First check the latch hook position, pushing
and pulling upper portion of the door toward the oven face.
Then check the lower latch hook position, pushing and
pulling lower portion of the door toward the oven face. Both
results (play of the door) should be less than 0.5mm.
Stop switch
Monitor switch
Monitored
latch switch
Tab
Post
Post
Figure C-4. Switches
[15] MONITORED LATCH SWITCH, MONITOR SWITCH AND STOP SWITCH REMOVAL
1. CARRY OUT 3D CHECKS.
2. Remove the control panel assembly referring to “CONTROL
PANEL ASSEMBLY REMOVAL”.
3. Disconnect the leads from all switches.
4. Remove the two (2) screws holding the latch hook to the
oven cavity.
5. Remove the latch hook.
6. Remove the switch(es) from the latch hook by pushing the
retaining tab backwards slightly and turning the switch(es)
on the post.
7. Now the switch(es) is free
Figure C-5 Latch Switches Adjustment
Latch hook
Door
Stop switch
Latch
Heads
Monitor switch
Monitored
latch switch
Tab
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