Vulcan-Hart VC5E Service Manual page 25

VC5ED FULL SIZE ELECTRIC CONVECTION OVEN - ELECTRICAL OPERATION
C. Blower motor energized.
NOTE: Motor speed (Hi/Low) depends on position of
fan speed switch (S2).
D. Component cooling fan energized.
E. Power to oven cavity light switch (S3) wire
#1. Turns cavity lights ON/OFF; does not
affect "Cook" cycle.
3. Set temperature dial to desired "Cook"
temperature.
4. Oven reaches set temperature.
A. Temperature control de-energizes internal
relay and the normally open (N.O.) contacts
OPEN.
1) Heat light goes out.
2) 1C coil de-energized.
a. Power removed from heating
elements and heating stops.
5. The oven will continue to cycle on the
temperature control until the doors are opened or
power switch (S1) is turned to the OFF or COOL
down position.
Timer Cycle, Cooking
NOTE: The "Cook" timer operates independently of
the heating cycle. Additional time can be set or the
timer can be turned OFF throughout the cooking cycle.
1. With the power switch turned ON, power is
supplied to "Cook" timer terminal 1.
2. Set "Cook" timer to desired time.
A. Contacts 1 & 3 close, timer motor is
energized and timing "down" begins.
3. Time expires on "Cook" timer.
A. Contacts 1 & 3 open, timer motor is de-
energized and timing stops.
B. Contacts 1 & 4 close.
1)
NOTE: The buzzer continues to sound until the timer
dial is set to the OFF position or additional time is set.
Cool Down Cycle
1. Conditions.
A. Oven is ON.
B. Oven cavity temperature needs to be
lowered.
C. Doors are open (door switch contacts
OPEN).
D. Fan speed switch (S2) set to "Hi".
2. Power Switch (S1) turned to COOL DOWN.
A. Power ON light (Amber) goes out.
B. Convection fan motor energized.
3. If doors are CLOSED (door switch contacts
CLOSED):
A. Power ON light (Amber) comes ON.
B. Component cooling fan energized.
C. Power is supplied to:
1)
2)
4. The oven will remain in this condition until the
power switch (S1).
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Buzzer energized and sounds.
"Cook" timer terminal 1. If a time is
dialed, timer will operate and buzzer
will sound when timer reaches zero.
Oven cavity light switch (S3) wire #1.
Turns cavity lights ON/OFF; does not
affect Cool down cycle.
F45652 (0217)