Repair manual

CTB and CTBR
3-1
SEQUENCE OF OPERATION
NOTE: The following instructions represent the most common controllers. For questions regarding other
options call the Blodgett Service Department at (800)331Ć5842.
COOK ONLY - 19031 REV A
Component Reference
NOTE: Refer to FIGURE 8 page 3-8 for compoĆ
nent locations.
1. MODE SELECTOR SWITCH
2. TIMER
3. DOOR SWITCH
4. COOK TEMPERATURE CONTROL
5. BLOWER MOTOR
6. COOK THERMOSTAT
7. COOK LIGHT
8. CONTACTOR
9. HEATING ELEMENTS
Operation
1. Power is delivered to the mode selector switch
(1) on terminals L1 and N.
2. When the mode selector switch is turned to the
ON position power will be delivered to terminal
1 of the timer (2), one terminal of the door
switch (3) and terminal 8 of the cook temperaĆ
ture control (4).
3. If the door is closed, the door switch will be
closed sending power to the blower motor (5).
4. If the cook thermostat (6) is calling for heat, a
switch is made between terminal 6 & 7 of the
cook temperature control, sending power to
the cook light (7) and the coil of the contactor
(8), powering up the heating elements (9).
NOTE: The temperature probe used has an
ascending temperature coefficient.