35
R-2110JK
R-2110JW
R-2120JK
R-2120JW
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. To discharge the high voltage capacitor, wait for 60
seconds.
4. Remove the seven (7) screws holding the hood intake
duct R to the oven cavity top plate, the oven cavity front
flange, fan duct, base plate R and magnetron duct. And
remove the hood intake duct R.
5. Remove the control panel assembly, referring to the
procedure of "CONTROL PANEL ASSEMBLY ,
CONTROL UNIT AND KEY UNIT REMOVAL".
6. Remove the two (2) screws holding the latch hook to the
oven cavity front flange.
7. Remove the latch hook from the oven cavity front flange.
8. Disconnect the wire leads of each switch.
STOP SWITCH, PRIMARY INTERLOCK SWITCH, SECONDARY INTERLOCK SWITCH AND
MONITOR SWITCH REMOVAL
9. Remove each switch from the latch hook by pushing the
one (1) stopper tab holding each switch.
10.Now, each switch is free.
Re-install
1. Re-install each switch in its place. The secondary interlock
switch is in the lower position, stop switch is in the upper
position and the primary interlock switch is the upper
position under the stop switch. And the monitor switch is
in the middle position.
2. Re-connect wire leads to each switch. Refer to pictorial
diagram.
3. Secure the latch hook (with two (2) mounting screws) to
oven cavity front flange.
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".
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. To discharge the high voltage capacitor, wait for 60
seconds.
4. Remove the seven (7) screws holding the hood intake
duct R to the oven cavity top plate, the oven cavity front
flange, fan duct, base plate R and magnetron duct. And
remove the hood intake duct R.
5. Remove the control panel assembly, referring to the
procedure of "CONTROL PANEL ASSEMBLY ,
CONTROL UNIT AND KEY UNIT REMOVAL".
If the stop switch, primary interlock switch, secondary inter-
lock switch and monitor switch do not operate properly due
to a misadjustment, the following adjustment should be
made.
6. Loosen the two (2) screws holding latch hook to the oven
cavity front flange.
7. With door closed, adjust latch hook by moving it back and
forth, and up and down. In and out play of the door
allowed by the upper and lower position of the latch hook
should be less than 0.5mm. The vertical position of the
latch hook should be adjusted so that the secondary
interlock switch and primary interlock switch are activated
with the door closed. The horizontal position of the latch
hook should be adjusted so that the monitor switch and
stop switch are activated with the door closed.
8. Secure the screws with washers firmly.
9. Check all of the switches operation. If any switch has not
activated with the door closed, loosen screw and adjust
the latch hook position.
STOP SWITCH, PRIMARY INTERLOCK SWITCH, SECONDARY INTERLOCK SWITCH AND
MONITOR SWITCH ADJUSTMENT
After adjustment, check the following.
1. In and out play of door remains less than 0.5mm when in
the latched position. First check upper position of latch
hook, pushing and pulling upper portion of door toward
the oven face. Then check lower portion of the latch
hook, pushing and pulling lower portion of the door
toward the oven face. Both results (play in the door)
should be less than 0.5mm.
2. The secondary interlock switch and primary interlock
switch interrupt the circuit before the door can be opened.
3. Monitor switch contacts close when door is opened.
4. Stop switch contacts open when door is opened.
5. Re-install outer case and check for microwave leakage
around door with an approved microwave survey meter.
(Refer to Microwave Measurement Procedure.)
Figure C-1. Latch Switch Adjustments
Latch hook
Stop switch
Latch heads
Monitor switch
Secondary
interlock switch
Primary
interlock switch
Open lever
Door
