Sharp R-210A Service Manual page 18

R-210A
CAUTION:
• Do not re-use the removed fan blade be-
cause the hole (for shaft) may be lager
than normal.
9. Remove the two (2) screws holding the fan motor to
the fan duct.
10. Now, the fan motor is free.
INSTALLATION
1. Install the fan motor to the fan duct with the two (2)
screws.
2. Install the fan blade to the fan motor shaft according
the following procedure.
1) Hold the centre of the bracket which supports the
shaft of the fan motor on the flat table.
2) Apply the screw lock tight into the hole (for shaft) of the
fan blade.
3) Install the fan blade to the shaft of fan motor by
pushing the fan blade with a small, light weight, ball
peen hammer or rubber mallet.
Rear View
Coil
Groove joint pliers
Stator
Gap
Bracket
Rotor
CONTROL PANEL ASSEMBLY AND SWITCH LEVER REMOVAL
1. CARRY OUT 3D CHECKS.
2. Disconnect the leads from the timer motor.
3. Remove the one (1) screw holding the chassis support
to the front plate of the oven cavity.
4. Remove the chassis support from the oven.
1ST. LATCH SWITCH, 2 ND. LATCH SWITCH AND MONITOR SWITCH REMOVAL
1. CARRY OUT 3D CHECKS.
2. Disconnect wire leads from all switches.
3. Remove the control panel assembly and switch lever
from the oven cavity front flange. Referring to chapter
"CONTROL PANEL ASSEMBLY AND SWITCH LE-
VER REMOVAL"
4. Remove two (2) screws holding latch hook to oven
flange.
5. Remove latch hook assembly from oven flange.
6. Push outward on the two (2) retaining tabs holding
switch in place.
7. Switch is now free.
Re-install
1. Re-install each switch in its place. The 2nd. latch switch
1ST. LATCH SWITCH, 2ND. LATCH SWITCH AND MONITOR SWITCH ADJUSTMENT
If the 1st. latch switch, 2nd. latch switch and monitor switch
do not operate properly due to a misadjustment, the
CAUTION:
• Do not hit the fan blade strongly when installed
because the bracket may be transformed.
• Make sure that the fan blade rotates smooth
after installed.
• Make sure that the axis of the shaft is not
slanted.
3. Install the fan motor assembly to the oven cavity by
fitting the holes of the fan duct into the tabs of the oven
cavity.
4. Re-install the fan duct to the waveguide flange with
the one (1) screw.
5. Insert the end of the chassis support into the slit of the
oven cavity rear cabinet.
6. Re-install the chassis support to the oven cavity front
plate with the one (1) screw.
7. Install the filament lead and the H.V. wire into the hole
of the fan duct .
8. Connect the wire leads to the fan motor, referring to
the pictorial diagram.
Side View
Shaft
These are the areas
Axis
that should be held
with a pliers
Stator
Rotor
5. Lift up the control panel and release it from the oven cavity.
6. Now, the control panel assembly is free.
7. Open the door. Remove the switch lever from the front
plate of the oven cavity.
8. Now the switch lever is free.
and monitor switch are in lower position. The 1st. latch
switch is in the upper position.
2. Re-connect wire leads to each switch. Refer to chapter
"Pictorial Diagram".
3. Secure latch hook (with two (2) mounting screws) to
oven flange.
4. Re-install the switch lever and the control panel as-
sembly to the oven cavity front flange.
5. Re-connect wire leads to the timer motor. Refer to
chapter "Pictorial Diagram".
6. Make sure that monitor switch is operating properly
and check continuity of the monitor circuit. Refer to
chapter "Test Procedure", and Adjustment Procedure
below.
following adjustment should be made.
1. Loosen the two (2) screws holding the latch hook to the
16
Shaft
Table
Center of
bracket