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VH 1828G ELECTRICAL SCHEMATIC 115VAC, 50/60Hz, 1 Phase
21. ELECTRICAL SCHEMATIC & WIRING DIAGRAM
23
U4182Q
F1 10 AMP
18 GA WHITE.
18 GA.BLACK F1
UPPER TEMPCONTROL
LOWER TEMP CONTROL
CONTROL BOX
COOLING FAN
l
O
BLACK
WHITE
MAIN
SWITCH
(ON)
(OFF)
UPPER
BURNER
ASSEMBLY
CONVEYOR
GEARMOTOR
CONVEYOR
SPEED POT
REVERSING
SWITCH
GEARMOTOR
POWER
SUPPLY
POWER
DISTRIBUTION
BLOCK
G
N
L1
TERMINAL
BLOCK #1
GREEN 22 GA.
YELLOW
22 GA.
ORANG E22GA.
BLK
WHT
RED22 GA.
22GA. BLA CK
22GA.
ORANGE
PURPLE
BLUE
GROUND
SCREW
18 GA. GREEN - GROUND
GREEN-GROUND
G
G
WHITE
BLACK
18 GA. BLACK
PROBE
PROBE
18GA.GREEN ( MOTOR GROUN D )
+
452
1 3
4
5
2
1 3
678910
11
678910
11
18 GA. BLACK
18 GA. WHITE
BLACK
( AIR PULLED INTO CONTROLBOX)
G1
G2
6
4
5
4
9
8
46
9
8
18
17
26
25
27
28
G4
25
26
G3
G2
G4
ITEMS LOCATED IN CONTROL BOX ENCLOSURE
ITEMS LOCATED IN BLOWER COMPARTMENT
BLA CK L1 18GA.
18 GA GREEN
3
2
1
18 GA. WHITE
18 GA. BLACK
18 GA. WHITE
18 GA. BLACK
TO
REMOTE
POT
TO
REMOTE
POT
ITEMSLOCATEDINGASCONTROLBOX
COOL- DOWN
THERMO-STATS
8
9
COOL-DOWN RELAY
48
WHI TE18GA.
23
BLACK 18GA.
24
38
40
42
BLACK 22GA. ( 2 PLCS )
RED
BLACK
RED
22GA. RED
---+++
24VDC
OUTPUT
+
~
-
44
37
39
41
N.O.
C
COOLING FAN
( AIR PULLED INTO
CONTROLBOX )
TERMINAL
BLOCK #3
13
12
15
16
18
14
17
20
18 GA. ORANGE
TO
TERMINAL
BLOCK #4
BLACK
ITEMSLOCATEDONMAINCONTROL BOX DOOR
30
50
38
BLACK
BLACK
10
11
18 GA.BLACK
18 GA. BLUE
18 GA. BROWN
18 GA.WHITE
18 GA. WHITE
18 GA. BLACK
18 GA. BLACK
18 GA.BLACK
18 GA WH
18 GA. BLACK
18G A.BL AC K
18 GA. WHITE
TE MPE RA TU RE
CONTROLPOTS
YELLOW or BLUE
YELLOW or BLUE
ORANGE
PURPLE
ORANG E
PURPLE
LOWER
UPPER
LOWER
BURNER
ASSEMBLY
18 GA.BLUE
WHITE
TO
TERMINAL
BLOCK #4
18 GA. ORANGE
18G A.BL UE
32
58
BLACK
ORANGE
PURPLE
BLUE
BURNER
FLA ME SE NSOR
IGNITER
BURNER
FLA ME SE NSOR
IGNITER
14 GA. HI-TEMP
ITEMS LOCATED ATFRONT OFMAIN CHAMBER ASSEMBLY
14 GA. HI-TEMP
14GA .HI -TE MP
18G AWHIT E
18 GA BLACK
18 GA GREEN
TERMINAL
BLOCK #4
VACUUMSWITCHES
TUBESTO
BLOWER
INLETS
}
UPPERBURNERIGNTIIONMODULE
LOWERBURNERIGNITIONMODULE
TOUPPER
BURNER
ASSEMBLY
TO LOWER
BURNER
ASSEMB LY
TOLOWER
TEMP
CONTROL
TOUPPER
TEMP
CONTROL
TOTERMINAL
BLOCK #4
TOTERMINAL
BLOCK #4
WIRENUT (2)
CLOCKWISE ROTATION
WHEN LOOKING AT
BACKOFMOTOR
TERMINAL
BLOCK #2
G
G
G
GREEN (GROUND)
GREEN
(GROUND)
UPPER
BLOWER
MOTOR
LOWER
BLOWER
MOTOR
G4
BLACK
SPLI CES
BLACK
BLACK
SPLICES 4X
BLACK
4
1
23
24
REAR EXHAUSTFANS
(AI RPU SHEDOU TOFOV EN)
2
3
4
1
2
3
TOOVER-
LOAD
RELAY
UPPER
BURNER
GAS
VALVE
LOWER
BURNER
GAS
VALVE
TRANSFORMER
24VAC SEC.
200-240VAC PRI.
TRANSFORMER
24VAC SEC.
200-240VAC PRI.
10AMP FUSE
31
33
31
33
30
32
50
58
53
61
57
55
51
59
63
65
57
55
51
65
63
59
64
56
RED
GREEN
PUR
RED
GREEN
PUR
RED
GREEN
PUR
RED
GREEN
PUR
22
21
BLK
WHT
PUR-FLAMESENSE
GRN-GROUND
BLU-GASVALVE
ORG-THERMOSTAT
BLK-24VACPOWER
RED - IGNITER
PUR - FLAMESENSE
GRN-GROUND
BLU -GASVALVE
ORG - THERMOSTAT
BLK- 24VAC POWER
RED -IGNITER
CONTA CTOR
OVERLOAD
RELAY
18 GA.BLACK
20
19
TO
TERMINAL
BLOCK #2
BLOWER
MOTORS
BLACK 18GA.
WHITE18 GA.
21
22
48
19
48
WHITE18 GA.
BLACK 18 GA.
LR2K0314
LC
1
K0 6
4
2
WHITE1 8 GA .
JUMPER
WHITE
18 GA.BLACK
18 GA. BLACK
JUMPER
34
36
BLU
YEL
WH
BLACK
BLU
YEL
WH
BLACK
ORG
BLU
ORG
BLU
YEL
YEL
YEL
YEL
BLU
YEL
YEL
BLU
WIRENUT (2 )
ALL LOW-VOLTAGE
WIRES OF 18-22 GA.
O
O
B
B
G
G
R
G
P
R
G
P