TurboChef ENCORE Service Manual page 72

48 oven schematic and wire harnesses
COLOR CODE (LINE VOLTAGE)
BL - BLUE = LINE V (208/240)
BR - BROWN = LINE V (208/240)
OR = 240 LINE INPUT FOR TAP 3 ON TRANSFORMERS
BK = HI-TEMP 240 VAC WIRE
KEYPAD
J5
J11 A18- BLOWER 0-10 VDC/RED
TOP
A9- RTD-1 INPUT/ORANGE
HX
J10
A8- RTD-2 INPUT/ORANGE
A7-RTD-3 INPUT/RED
A6-MAG O.T GROUND/BLACK
A5-VOLTAGE MODULE GROUND/BLACK
A4- RTD-2 INPUT/RED
BOTTOM
A3-RTD-3 INPUT/ORANGE
HX
A (20 PIN)
A2-RTD INPUT/ORANGE
11
20 B17-K1-A (+24 VDC OUTPUT)/RED
B16-K8-B(EC FAN)/WHITE
10 1
B8-BMSC GND (J2-2 &4)/BLACK
12 24
B1- BLOWER ENABLE (J2-3)/WHITE
B (24 PIN)
C22-K5-B4 (TOP HEATER)/WHITE
C21-K4-A2 (BOTTOM HEATER)/WHITE
C20- SPEAKER (+)/RED
1
C19- +24 VDC INPUT/RED
1 13
1 C16- K7-B (MAGNETRON FANS)/WHITE
11
C14-K2-B (MAGNETRONS)/WHITE
22
C13- K1-B (FILAMENT TRANSFORMERS)/WHITE
12 C (22 PIN)
C12 (MAG-OT) STATUS/WHITE
C11- K3-B (MONITOR STATUS)/ORANGE
C10- CDP-N.O STATUS/WHITE
C9-CDS-N.O STATUS/WHITE
C7- SPEAKER GROUND/BLACK
C6- CDP-C (GROUND)/BLACK
C5- CDM-C & CDS-C (GROUND)/BLACK
C4- K6-B (VOLTAGE SELECTOR)/WHITE
C3- (VOLTAGE SELECTOR INPUT)/RED
C1- BLOWER STATUS/GRAY
J7
J8
J4
CN6
DISPLAY
LIGHT
RING
COLOR CODE (LOW/CONTROL VOLTAGE)
BK - BLACK = 24 VDC COMMON
OR - ORANGE = STATUS INPUT
WH - WHITE = CONTROL OUTPUT
RD - RED = +24VDC
COLOR CODE (HIGH VOLTAGE/TENSION)
QC4
WH - HI-VOLTAGE WIRE FOR MAG 1
1
BK - HI-VOLTAGE WIRE FOR MAG 2
2
SAFETY INTERLOCKS
FAN1 (CENTER/REAR)
PRIMARY
MONITOR
INTERLOCK
SWITCH NC
NC
C
C
NO
NO
NC
OT2 (ON EMI FILTER)
C
SECONDARY NO
INTERLOCK
C-10
C-6
C-11
C-5 C-9
SPEAKER
QC5
1
C-20
C-7 2
J5
BLACK
Analog Speed 0-10V
1 240 VAC
RED
3 PHASE I/O COMMON
2
OUT
WHITE
BLWR 3
MTR GREEN
4
TOP
STATUS OK
(CCW)
I/O COMMON
BMSC
180-240
VAC IN
(QC9 RTD-TOP)
C-19
A-9
C-5
A-8
A-7
(QC11 RTD- BOTTOM)
A-4
A-3
F1: 12 AMPS CLASS CC
A-2
F2: 12 AMPS CLASS CC
F3: 20 AMPS CLASS CC
NOTE: NOT CONNECTED FOR
INTERNATIONAL MARKETS
QC10
1
C-3
1
2
2
A-5
1 3 7 8
EMI FILTER
40VSK6
C NO
120°F
(49°C) C NO
24V + A
NC
B-16
B
EC_FAN_RELAY
K8_(101287)
C NO
A
24V +
NC
C-16
B
MAG_FAN_RELAY
K7_(101287)
K6 (VOLTS)
1
7
4
2
J2
8
MAG
5
1
A-18 (RED)
CT
2 B-7 (BLACK)
3
3 SPLICE 1
ENABLE B-1 (WHITE)
6
I/O COM 4
B-7 (BLACK)
9
5
C-1 (GRAY)
A
GND B
6
K3 (MONITOR)
1
7
4
3
9
6
A B
J3
1
2
K2 ANODE
3
1
7
4
3
+V 9
24VDC
N 6
POWER
-V L
SUPPLY
G
A B
K1 (FILAMENT)
1
7
4
3
9
6
2 2 2 A B
F1 F2 F3
1 1 1
VOLTAGE
E1
E4
E2 E3
MODULE
C-21
C-22
1 2 3
4 4
B-17
2 4 5 6
8
7
6
TOP HEATER - L2 FILTER OUTPUT
5
BOTTOM HEATER - L2 ON F1
40A
ON POWER SUPPLY HOUSING
NOTE: ALL 50 HZ OVENS HAVE 230VAC TRANSFORMERS( TAPS 1-2 ARE CONNECTED)
JUMPER FOR 50 HZ OPERATION ONLY (BETWEEN PIN 1&3)
T1
2 3
1
.19UF .91UF
C1
(C)
1
4
(240)
2
(208)
(208)
3
(240) (240) 2
1
.19UF
(208)
(240) HV TRANSFORMERS
T2
(208)
(C)
1
4
C-4 2
(208)
3
(240)
FT1
1
(C)
C-11
2
(208)
3
(240)
FT2
1
(C)
2
(208)
3
C-14
(240)
HIGH-LIMIT THERMOSTAT
C-13
C
NC
12
11
K4
BOTTOM
HEATER C
NC
A1
21 22
A2
C
NC
B2
32
31
TOP HEATER
B1
3300W/14.4 OHMS
K5
TOP
MANUAL RESET
HEATER
OT1
120°F
(49°C)
C
NO
(-) D1 (+)
RT. REAR FAN
C2
3
.91UF
(-) D2 (+)
LFT. REAR FAN
MAGNETRON OVERTEMP
MAG 1 MAG 2
212°F (100°C) 212°F (100°C)
OT4
OT3 C
C
NC NC
QC1 QC2
1
1
BOTTOM HEATER
3000W/14.4 OHMS
2
2
49