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R-305BW
R-309BW
Removal
1. Disconnect the power supply cord and remove outer case.
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Disconnect wire leads from magnetron.
5. Remove the one (1) screw holding chassis support to
magnetron.
6. Remove the chassis support from oven.
7. Carefully remove the four (4) screws holding magnetron
to waveguide flange.
8. Lift up magnetron with care so that magnetron antenna
is not hit by any metal object around antenna.
9. Now, the magnetron is free.
Re-install
1. Re-install the magnetron to waveguide flange with the
four (4) screws as shown in Figure C-1.
2. Insert the two (2) tabs of the chassis support to the oven
cavity front plate and the back plate.
3. Re-install the chassis support to magnetron with the one
(1) screw.
1. Disconnect the power supply cord and remove outer case.
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Bend the tab of the partition angle holding the lamp
socket.
5. Lift up the oven lamp socket.
6. Pull the wire leads from the oven lamp socket by pushing
the terminal hole of the oven lamp socket with the small
flat type screw driver.
7. Now, the oven lamp socket is free.
Figure C-2. Oven lamp socket
POSITIVE LOCK
1. Disconnect the power supply cord, and remove outer
case.
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Push the lever of positive lock
5. Pull down on the positive lock
CAUTION: WHEN CONNECTING THE POSITIVE LOCK
CONNECTORS TO THE TERMINALS, IN-
STALL THE POSITIVE LOCK
LEVER FACES YOU
1. Disconnect the power supply cord and remove outer case.
2. Open the door and block it open.
3. Discharge high voltage capacitor.
4. Disconnect wire leads from the door sensing switch and
the oven cavity front flange.
MAGNETRON REMOVAL
OVEN LAMP AND LAMP SOCKET REMOVAL
®
CONNECTOR (NO-CASE TYPE) REMOVAL
®
connector.
®
connector.
®
®
SO THAT THE
CONTROL PANEL ASSEMBLY REMOVAL
4. Reconnect the wire leads to the magnetron. Refer to
"PICTORIAL DIAGRAM" on page 28.
5. Re-install outer case and check that the oven is operating
properly.
CAUTION: WHEN REPLACING MAGNETRON, BE SURE
THE R.F. GASKET IS IN PLACE AND MOUNT-
ING SCREWS ARE TIGHTENED SECURELY
Figure C-1. Magnetron replacement
Terminal
Wire lead
Positive lock®
connector
Lever
Figure C-3. Positive lock
5. Disconnect the wire leads from panel components.
6. Make one (1) tab of the oven cavity front plate straight
holding the control panel assembly to the oven flange.
7. Slide the control panel assembly upward and remove it.
8. Now, individual components can be removed.
24
Screws
Magnetorn
Waveguide flange
Oven lamp
socket
Terminal hole
Flate type small
screw driver
Terminal
4
Push
5
Pull down
®
connector
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