TurboChef NGC (Tornado)

51
SERVICE PARTS AND ILLUSTRATIONS
FIGURE 4: NGC (TORNADO) CONTROL SYSTEM
Chapter 4: The Control System - Page 11
VOLT
(100783)
IR THERMOCUOPLE
EC THERMOCUOPLE
CC THERMOCUOPLE
A
(
-
)
C
(
+
)
A
(
-
)
C
(
+
)
A
(
-
)
C
(
+
)
VOLTAGE INPUT
COMMON
12 14
KEYPAD
(NGC-1110)
VDF
DISPLAY
(100505)
COMMON
SECONDARY SWITCH
INTERLOCK
PRIMARY SWITCH
INTERLOCK
PRIMARY SWITCH
(102012)
(102012)
SECONDARY SWITCH
12 25 26 12 25 26 12 25 26 12 25 26
12 14
12 14
12 14
IR ELEMENT COMMAND
CONVECTION HEATER COMMAND
+24 VDC
+24 VDC
MONITOR
INTERLOCK
MONITOR S
WITCH
(10
2012)
DUAL
SS
R
RELA
Y
(101284)
K5 K4
3
(
+
)
3
(
+
)
4
(
-
)
4
(
-
)
+24 VDC
+24 VDC
COMMON
K6
MECH
RELAY
(10
1272)
K3
MECH
RELAY
(10
1271)
K2
MECH
RELAY
(10
1271)
K1
MECH
RELAY
(10
1271)
+
24 VDC - + 24 VDC - + 24 VDC - + 24 VDC -
I/O
CONTROL
BOARD
(NGC-1008)
24 VDC
POWER SUPPLY
(101206)
L
N
+V
-V
1
2
3
1
2
3
4
1
2
3
4
5
6
200-240
VAC IN
240 VAC
3 PHASE
OUT
BMSC
(100443)
0-10V
I/O COM
I/O COM
ENABLE
STATUE OK
I/O COM
SPD
CMD
NC
C
NO
NC
C
NO
NC
C
NO