Vulcan-Hart VCE10F 126179 Service Manual page 47

Vulcan-hart electric combi ovens service manual
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A.
Start/Stop LED off.
B.
Steam generator heating elements de-
energized.
C.
Cavity fan motor(s) de-energized.
D.
Steam mode remains selected with LED
on.
E.
Cavity vent remains closed.
F.
The operating temperature remains as
entered unless the heating mode or
operating temperature setting is changed
or the oven is turned off.
Combi Mode
1.
Conditions exist as described in "POWERING
CONTROL".
2.
Combi key is pressed.
A.
Combi LED is on and "-
displayed in the time display.
B.
Cavity set point temperature (default) is
displayed in the temperature display then
reverts to the actual cavity temperature.
C.
Press combi key an additional 1 to 5 times
to increase the steam factor setting from
10 to 50. With each successive key press,
an additional LED illuminates to indicate
the setting. The default steam factor
setting is 5 (one LED on).
D.
Steam generator fill solenoid is energized
until proper water level is reached then
turns off. See "WATER LEVEL
SENSORS" under "COMPONENT
FUNCTION".
E.
First LED for the cooking program phase
flashes.
3.
Press the temp key to set the operating
temperature (default setting is 302°F;
adjustable range is 35 to 518°F).
A.
Press the temperature up or down keys to
adjust the setting.
4.
Start/Stop key is pressed to begin the cooking
cycle.
A.
Start/Stop LED on.
B.
Convection heating elements energized
and cycle as described under HEATING
REGULATION".
C.
Steam generator pre-heats (initial start up
only) as described under "STEAM PRE-
HEAT".
NOTE: When degree symbol shows in the
temperature display, convection and/or steam
generator heating elements are energized.
ELECTRIC COMBI OVEN - ELECTRICAL OPERATION
- -
" is
h
min
Page 47 of 68
1)
Drain cool down solenoid energized.
NOTE: Whenever steam generator
heating elements are on, the drain cool
down solenoid is energized.
D.
Cavity fan motor(s) energized.
5.
Oven control monitors cavity temperature and
cycles the convection heating elements as
necessary, to maintain set point temperature.
Steam generator heating elements cycle as
described in "COMBI MODE" under "STEAM
REGULATION".
6.
Start/Stop key is pressed to end the cooking
cycle.
A.
Start/Stop LED off.
B.
Convection and steam generator heating
elements de-energized.
C.
Cavity fan motor(s) de-energized.
D.
Combi mode remains selected with LED
on.
E.
Cavity vent remains closed.
F.
The operating temperature remains as
entered unless the heating mode or
operating temperature is changed or the
oven is turned off.
Automatic Operation
Add the steps outlined in the three cooking methods
(time, temperature probe or Delta T) below to the
heating mode sequence (convection, steam or
combi) for automatic oven operation.
TIME METHOD
NOTE: Assume heating mode and operational
temperature already selected.
1.
Press the time key before pressing the
Start/Stop key.
A.
Time LED turns on and "-
displayed in the time display.
2.
Press the time up or down keys to adjust the
desired cooking time.
3.
Press the Start/Stop key to begin the cooking
cycle.
A.
Start/Stop LED on.
B.
Convection and/or steam generator
heating elements energized.
C.
Cavity fan motor(s) energized.
D.
Timer counts down.
NOTE: Time can be adjusted throughout the
cooking cycle by pressing the up or down time
keys. The adjusted time is retained in memory
and is displayed when the time key is pressed.
- -
" is
h
min

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