Read Sharp R-252M (serv.man2) Service Manual online
R-252M 20
OVEN LAMP REMOVAL
Removal
1. CARRY OUT 3D CHECKS.
2. Remove the one (1) screw and nut holding the green/
2. Remove the one (1) screw and nut holding the green/
yellow wire to the oven cavity.
3. Disconnect the leads of the power supply cord from the
noise filter, referring to the Figure C-1(a).
4. Release the power supply cord from the rear cabinet.
5. Now, the power supply cord is free.
5. Now, the power supply cord is free.
Re-install
1. Insert the moulding cord stopper of power supply cord
into the square hole of the rear cabinet, referring to the
Figure C-1(b). Installation of Power supply cord.
Figure C-1(b). Installation of Power supply cord.
2. Install the earth wire lead of power supply cord to the
oven cavity with one (1) screw and nut, tighten the
screw.
screw.
3. Connect the brown and blue wire leads of power supply
cord to the noise filter correctly, referring to the Pictorial
Diagram.
Diagram.
POWER SUPPLY CORD REPLACEMENT
Figure C-1 (a) Replacement of Power Supply Cord
Figure C-1(b). Replacement of Power Supply Cord
OVEN CAVITY
BACK PLATE
BACK PLATE
SQUARE HOLE
MOULDING
CORD
STOPPER
CORD
STOPPER
POWER SUPPLY
CORD
CORD
GROMMET
MOULDING
MOULDING
1. CARRY OUT 3D CHECKS.
2. Disconnect the wire lead from the oven lamp, refer-
2. Disconnect the wire lead from the oven lamp, refer-
ring to "Positive lock
®
connector removal".
3. Lift up the oven lamp with release.
4. Now, the oven lamp is free.
4. Now, the oven lamp is free.
Oven lamp
BULB
LOCK
3. Reconnect the wire leads to the fan motor, referring to
the pictorial diagram.
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
1. CARRY OUT 3D CHECKS.
2. Push the lever of positive lock
2. Push the lever of positive lock
®
connector.
3. Pull down on the positive lock
®
connector.
CAUTION: WHEN YOU (SERVICE ENGINEERS) CON-
NECT THE POSITIVE LOCK
®
CONNEC-
TORS TO THE TERMINALS, CONNECT
THE POSITIVE LOCK
THE POSITIVE LOCK
®
SO THAT THE LE-
VER FACES YOU .
POSITIVE LOCK
®
CONNECTOR REMOVAL
Positive lock
®
connector
Terminal
Push
Pull down
1
2
Lever
Positive lock®
connector
Rear view
Side view
Coil
Gap
Rotor
Bracket
Stator
Groove joint pliers
Shaft
Axis
Stator
Rotor
These are the position
where should be
pinched with pliers
where should be
pinched with pliers
Shaft
Table
Center of
bracket
bracket
OVEN CAVITY
BACK PLATE
BACK PLATE
BROWN WIRE
POWER
SUPPLY CORD
SUPPLY CORD
CHASSIS SUPPORT
BLUE WIRE
NOISE FILTER
N
L
F1
RED
WHT
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