Read Sharp R-795M (serv.man9) Service Manual online
R-795M
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28
Pin
PIN
Lower
Oven Hinge
Oven Hinge
Upper
Oven Hinge
Oven Hinge
Lower
Oven
Hinge
Oven
Hinge
Choke Cover
Slit Choke
Door Panel
Door Sub
Assembly
Assembly
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
Choke Cover
Putty Knife
Door Frame
Figure C-7. Door Disassembly
REMOVAL
1. Disconnect the oven from the power supply.
2. Pull open the door slightly.
3. Insert a putty knife (thickness of about 0.5mm) into the
2. Pull open the door slightly.
3. Insert a putty knife (thickness of about 0.5mm) into the
gap between the choke cover and door frame as shown
in Figure C-7 to free engaging parts.
in Figure C-7 to free engaging parts.
4. Release choke cover from door panel.
5. Now choke cover is free.
NOTE: When carrying out any repair to the door, do
5. Now choke cover is free.
NOTE: When carrying out any repair to the door, do
not bend or warp the slit choke (tabs on the
door panel assembly) to prevent microwave
leakage.
door panel assembly) to prevent microwave
leakage.
Figure C-7. Door Disassembly
6. Lift the door upwards.
7. Now, door sub assembly is free from oven cavity.
8. Remove the four (4) screws holding the door panel to
7. Now, door sub assembly is free from oven cavity.
8. Remove the four (4) screws holding the door panel to
the door frame.
9. Now, door panel is free.
10.Slide latch head upward and remove it from door
10.Slide latch head upward and remove it from door
frame with releasing latch spring from door frame and
latch head.
latch head.
11.Now, latch head and latch spring are free.
12.Remove the glass stopper from the door frame.
13.Slide the front door glass leftwards and then slide
12.Remove the glass stopper from the door frame.
13.Slide the front door glass leftwards and then slide
upwards to release the tabs holding it.
14.Now, the front door glass is free
RE-INSTALL
1. Re-install the front door glass to the door frame as
1. Re-install the front door glass to the door frame as
follows.
a) Insert the upper edge of the front door glass into the
a) Insert the upper edge of the front door glass into the
four (4) tabs of the door frame.
b) Slide the front door glass downwards and insert the
lower edge of the front door glass into the four (4)
tabs of the door frame.
tabs of the door frame.
c) Slide the front door glass rightwards and insert the
right edge of the front door glass into the three (3)
tab of the door frame.
tab of the door frame.
2. Re-install the glass stopper to the door frame.
3. Re-install the latch spring to the latch head. Re-install
the latch spring to the door frame. Re-install latch head
to door frame.
to door frame.
4. Re-install door panel to door frame by fitting two (2)
tabs of glass stopper to two (2) holes of door panel.
5. Hold the door panel to the door frame with four (4)
screws.
6. Located door panel hinge pins into cavity hinge loca-
tion hole.
7. Re-install choke cover to door panel by clipping into
position.
Note: After any service to the door;
(A) Make sure that the monitor switch, monitored
(A) Make sure that the monitor switch, monitored
latch switch and stop switch are operating prop-
erly. (Refer to chapter "Test Procedures".).
erly. (Refer to chapter "Test Procedures".).
(B) An approved microwave survey meter should be
used to assure compliance with proper micro-
wave radiation emission limitation standards.
(Refer to Microwave Measurement Procedure.)
wave radiation emission limitation standards.
(Refer to Microwave Measurement Procedure.)
After any service, make sure of the following :
1. Door latch heads smoothly catch latch hook through
1. Door latch heads smoothly catch latch hook through
latch holes and that latch head goes through centre of
latch hole.
latch hole.
2. Deviation of door alignment from horizontal line of
cavity face plate is to be less than 1.0mm.
3. Door is positioned with its face pressed toward cavity
face plate.
4. Check for microwave leakage around door with an
approved microwave survey meter. (Refer to Micro-
wave Measurement Procedure.)
wave Measurement Procedure.)
Note:
Figure C-8. Door Replacement
DOOR REPLACEMENT
