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FIGURE 37: CONVECTION CIRCUIT BLOCK DIAGRAM
Chapter 7: Convection Circuit - Page 47
BMSC
BLWR
MTR
M4 GREEN
M3 WHITE
M2 RED
M1 BLACK
4
3
2
1
240 VAC
3 PHASE
OUT
200-240
VAC IN
3
2
1
SPD CMD
1
2
3
4
5
6
0-10V
I/O COM
ENABLE
I/O COM
STATUS OK
I/O COM
L2
L1
OR-9
BL530
BL500
OR540
BL510
K5 K4
B1
B2
A1
A2
SSR
HT520
WH-28
WH-30
RD-19
BR600
1
2
HX ELEMENT
3300 WATTS
13.1 OHMS
BOTTOM IR
3000 WATTS
14.4 OHMS
BOTTOM IR CONTROL
MAIN HX CONTROL
+24
C
NC
32
31
C
NC
22
21
C
NC
12
11
OT1 - HI-LIMIT
MANUAL RESET
MOTOR SPINS
COUNTER-CLOCKWISE
FROM BACK
RD-24
BK-25
WH-31
BK-32
GROUND (GREEN)
L2
L1
74
SERVICE PARTS AND ILLUSTRATIONS