R-671 - 11
PIZZA COOKING
PIZZA automatically works out the correct cooking mode
and time for cooking. Chose menu with the PIZZA button
and enter the weight of the food with the TIME/WEIGHT
dial. Once the oven starts, it will cook according to the
special cooking sequence.
AUTO COOKING
AUTO COOK automatically works out the correct cooking
mode and time for cooking. Chose menu with the AUTO
COOK button and enter the weight of the food with the
TIME/WEIGHT dial. Once the oven starts, it will cook
according to the special cooking sequence.
AUTO DEFROST
AUTO DEFROST automatically works out the correct
microwave power and time for defrosting. Chose menu
with the AUTO DEF button and to enter the weight of the
food with the TIME/WEIGHT dial. Once the oven starts, it
will cook according to the special cooking sequence.
LIMITATIONS OF POWER OUTPUT IN MANUAL
OPERATION
After the same cooking mode is carried out for more than
the specified cooking time, the power output is automati-
cally reduced by turning the control relays on and off
intermittently, as shown in the table below. This is to
protect the oven door against temperature rising.
Specified cooking
Limited power
Time base
Cooking mode
time (minutes)
output (%)
(seconds)
Microwave (100%)
30
70
32
Top grill
30
50
48
Bottom grill
30
50
48
Top grill and
10 (Top)
50
48
Bottom grill
10 (Bottom)
50
48
Micro. (100%)
20 (Micro.)
70
48
+ Top grill
15 (Grill)
50
48
Micro. (100%)
20 (Micro.)
70
48
+ Bottom grill
15 (Heater)
50
48
NOTE:
1. In case of Automatic operations, the limitations of
power output are not carried out.
2. In case that the stop button is pressed or the oven door
is opened during cooking, the limitations of power
output are not carried out after the total cooking time
beyond the specified cooking time.
3. In case of the two or more same cooking modes are
carried out, the limitations of power output are not
carried out after the total cooking time beyond the
specified cooking time.
4. In case of the two or more different cooking modes are
carried out, the specified cooking time is started to
count from the point when the cooking mode is changed.
5. If the cooking mode has the power level display, the
power level is also displayed when the limitations of
power output are carried out.
D
U
A
L
FUNCTION OF IMPORTANT COMPONENTS
DOOR OPEN MECHANISM
The door can be opened by pushing the open button on the
control panel. When the open button is pushed, the open
lever is pushes lower latch head on the door upward. The
latch head is linked with the lower latch head, so now, the
door can be opened.
PRIMARY LATCH SWITCH SW1
1. When the oven door is closed, the contacts (COM-NO)
of the switch must be closed and the contacts (COM-
NC) must be opened.
2. When the oven door is opened, the contacts (COM-
NO) of the switch must be opened and the contacts
(COM-NC) must be closed.
MONITOR SWITCH SW3
1. When the door is closed, the contacts (COM-NC) must
be opened and the contacts (COM-NO) must be
closed.
2. When the door is opened, the contacts (COM-NC)
must be closed and the contacts (COM-NO) must be
closed.
3. If the oven door is opened and he contacts (COM-NO)
of the primary latch switch SW1 fail to open, the fuse
F2 F8A blows immediately after closing the contacts
(COM-NC) of the monitor switch SW3.
CAUTION: BEFORE REPLACING A BLOWN FUSE F2
F8A TEST THE PRIMARY LATCH SWITCH
SW1, MONITOR SWITCH SW3 AND MONI-
TOR RESISTOR (MOUNTED NOISE FIL-
TER) FOR PROPER OPERATION. (REFER
TO CHAPTER “TEST PROCEDURE”).
Figure D-1. Door Open Mechanism
STOP SWITCH SW2
1. When the oven door is closed, the contacts (COM-NO)
of the switch must be closed.
2. When the oven door is opened, the contacts (COM-
NO) of switch must be opened.
LATCH HOOK
STOP SWITCH
PRIMARY
(MONITORED)
LATCH SWITCH
MONITOR SWITCH
LATCH
HEADS
OPEN LEVER
DOOR OPEN BUTTON
DOOR
OPERATION SEQUENCE
CONT
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