G-20
ELECTRICAL DIAGRAMS
INVERTEC V300-I
Schematic Diagram For Troubleshooting Invertec V300-I
+
-
BOARD
+
1 2
2 5
2 5 W
2 5
2 5 W
9
C 2
R 6
R 7
4
1
R1
7 5 0 0
2 5 W
9 A
O F F O N
A C 1
A C 2
A C 3
H 1
T P 1
T P 3
T P 2
}
R
W
R
W
4 0 1 , 4 0 3
1 , 8
4 , 5
P O W E R
S 1
4 0 2 , 4 0 4
SWITCH
+
-
BOARD
1
2
3
4
1 4
3 1 3
J 8
PROTECTION
5 2
5 1
5 3
2 2 0 0 F
4 5 0 V
(LEFT)
1 2 C
9 A
5 3
1 2 A
9 C
3 1 1
2 7 5 F
3 0 6
W
B
G
H 5
A
R
H 1
5 2
9 D
H 5
1
2
3
4
5
6
3 1 4
3 1 5
3 1 7
3 1 6
J 1 5
1 2 A
1 2 D
I N P U T
H 1
H 5
A
9 C
1 2 C
9 B
1 2 A
9 B
1 2 A
1 2 A
9 B
S 7
R E C O N N E C T
I N P U T
D 1 3
R E C T I F I E R
3 0 9 3 1 0
3 0 8
3 0 7
3
6
4
4
4
1
1
1
6
3
3
2
J 9
J 1 0
}
2 5
2 5
J 1 1
C R 1 ( N 0 )
C R 4 ( N 0 )
C R 2 ( N 0 )
C R 3 ( N 0 )
9 A
9 D
1 2 3
4 5 6
3 1 4
3 1 5 3 1 6
3 1 7
J 1 6
1 2 B
1 2 D
E L E C T R I C A L S Y M B O L S P E R E 1 5 3 7
J 3
J 4
C O N N E C T O R C A V I T Y N U M B E R I N G S E Q U E N C E
( V I E W E D F R O M C O M P O N E N T S I D E O F B O A R D )
2 8 5
2 2 9
+
W I R E F E E D E R
W E L D I N G
P O L A R I T Y
S W I T C H
S 6
4 2 A
3 2 A
J 9 , J 1 0 , J 1 2
C O L O R C O D E :
R = R E D
J 5
J 6
5 0 3 A
W = W H I T E
B = B L A C K
G = G R E E N
Y = Y E L L O W
J 1 3 , J 1 5 , J 1 6
J 2 , J 8
J 1 1 , J 1 4
J 1 , J 7
+
1 2
9
4 0 2 , 4 0 4
4 0 1 , 4 0 3
4 , 5
1 , 8
W
R
W
R
+
-
SWITCH
BOARD
(RIGHT)
R 4
R 5
2 5
2 5 W
2 5
2 5 W
2 2 0 0 F
4 5 0 V
R9
7 5 0 0
2 5 W
5 1
C 1
1 2 B
1 2 B
9 B
9 B
3 A M P
S L O W
B L O W
A
1 4
S W I T C H
5
T 3
CURRENT
TRANSFORMER
I
I
Y
Y
1
4
M A I N
T R A N S F O R M E R
R 3
5
8
D 1
D 2
D 3
F
F
S
S
S
S
S
S
S
F
F
F
T O P
F
S
L 2
R I G H T
F
S
F
BOTTOM
F
S
F
. 0 0 1 / 4 0 0
C 8
R 1 0
R 1 3
D 6
D 4
D 5
D 1 1
D 1 2
D 1 0
D 9
D 8
D 7
C 4
R 2
C 3
. 0 0 1 / 4 0 0
T 2
H 1
1 8 V
T 1
3 2 A
4 2 A
A U X I L I A R Y
T R A N S F O R M E R
H 2
H 3
H 4
H 1
J 1 3
J 1 2
2 1 2 D
5 0 3
5 0 1
5 0 4
0 V
2 4 V
4 2 V
1 1 0 V
1
4
6
5
3
2
1
4
2
3
6
H 6
H 2
H 3
H 4
H 6
F A N
M O T O R
A
2 3 0 V
4 1 5 V
4 4 0 -
4 6 0 V
2 0 0 -
2 0 8 V
2 2 0 -
3 8 0 -
H 3
H 3
3 0 7
3 0 8
3 0 9
3 1 0
3 0 2 3 0 3 3 0 4 2 7 5 D
2
3
1
7
8
}
J 7
J 6
2
4
5
6
1
3
9
1 0
7
6
8
4
5
2 1 1 A
2 1 1 B
2 1 2 B
2 1 2 D
5 0 1
5 0 4
3 0 1
3 0 5
1
2
3
4
}
J 1 4
3 1 1
3 1 3
C H O K E
T P 5
2 2 9
B W
L 3
C 5
2 2 9
4 0 0 A
S H U N T
R8
2 2 9
2 8 6
T P 6
2 5 0
2 5 W
+ A R C
- A R C
4
5
6
7
8
1
3
2
2 7 5 F
J 1
1
3
4
2
1
2
B
W
T P 4
C 6
J 2
J 3
}
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
J 4
1 2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
J 5
2 2 0
204A
7 6
2 0 3
2 0 6
2 2 7 2 1 3
2 1 4
2 2 5
2 2 6
2 2 9
2 2 8
2 0 7
2 0 8
2 7 6
2 1 8
7 5
7 7 A
2 1 1 A
2 1 0
2 7 5 A
5 0 2
2 1 5
3 0 6
2 2 3 A
Y
2 1 2 C
1 5 0 5 W
F A N
T H E R M O S T A T
2 1 2 A
2 2 4
2 1 0
T H E R M O S T A T
C H O K E
{
7 5
7 6
7 7 B
G N D
G
F
E
J
A
I
K
C
D
M
L
B
N
H
7 5
7 6
7 7
3 1
3 2
4 1
4 2
2
4
8 1
8 2
2 1
4 2
V A C
R E M O T E
C O N T R O L
R E C E P T A C L E
T R I G G E R
2 1 2
2 1 2
3 2
4 2
2 1
2 1 2
C B 1
C B 2
2 2 3 B
2 1 2 C
2 A M P
6 A M P
1 1 0 / 1 1 5
V A C
}
2 1 1 B
2 0 6
2 0 4 A
2 0 4 B
2 1 3
2 1 8
7 7 B
7 7 A
2 7 6
2 7 5 C
2 7 5 B
2 7 5 A
2 2 8 2 0 4 B 2 0 4 C
L O C A L
R E M O T E
1 0 K
2 W
R 1 1
2 0 7
2 0 8
1 0 K
2 W
R 1 2
2 1 4 2 7 5 B 2 2 5 2 2 6 2 2 7 275C
+ 5
G N D D P C D P 1 I N ( + ) I N ( - )
M E T E R
C W ( M A X )
C W ( M A X )
C C S O F T
C C C R I S P
C V F C A W
C V G M A W
R 1 1
O U T P U T
C O N T R O L
S 2
M O D E
S W I T C H
V
A
S 3
L O C A L / R E M O T E
S W I T C H
2 0 3
2 1 5
C C G T A W
T H E R M A L
O V E R L O A D
I N D I C A T O R
( V 3 0 0 - I O N L Y )
R 1 2
A R C F O R C E
/ I N D U C T A N C E
C O N T R O L
S 5
M E T E R
F U N C T I O N
S W I T C H
G N D
{
{
S P A R E
W I R E
F E E D E R
M I N
R E M O T E
O U T P U T
C O N T R O L
5 0 2
Y
5 0 3 A
5 0 3
2 8 5
-
2 1
2 1 2 A 2 1 2 B
R E M O T E
O N
S 4
O U T P U T
T E R M I N A L
S W I T C H
2 2 3 A
2 2 3 B
2 2 0
2 0 4 C
CLEVELAND, OHIO U.S.A.
R
B H 5 B 5 1 B 5 3 B 1 4 B 5 2
8
1
2
3
4
5
CONTROL BOARD
POWER
BOARD
S O L D E R E D
C O N N E C T I O N
Q U I C K
C O N N E C T I O N
S I N G L E L I N E
M U L T I L I N E S
DRIVER
BOARD
T E S T
P O I N T
L O C A T I O N
W I R E
V O L T A G E
N U M B E R S
1
1 J 3 & 2 J 3
B / W
2
3
4
5
6
7
8
1 0
1 5
R 1 1
1 7 5 / 1 7 6
0 - 4 . 5 V D C
8 J 5 & 2 J 1
2 2 9 / 2 7 5 F
7 J 1 & 1 J 1
1 3 V D C
N O L O A D
3 0 3 / 2 7 5 D
8 V D C
F U L L L O A D
N O L O A D
F U L L L O A D
1 3 V D C
8 V D C
3 0 4 / 2 7 5 D
8 J 1 & 1 J 1
1 J 2 & 3 J 2
Y / Y
5 V A C
4 J 2 & 1 1 J 4
2 1 0 / 2 2 3 A
2 4 V A C
6 J 4 & 1 J 1
2 1 4 / 2 7 5 D
5 V D C
1 1
1 2
1 3
1 4
1 J 8 & 3 J 8
3 1 1 / 3 1 3
1 V D C
5 J 7 & 6 J 7
5 0 1 / 5 0 4
1 8 V A C
6 J 6 & 1 J 6
3 0 2 / 2 7 5 D
1 5 V D C
7 J 7 & 1 J 6
3 0 7 / 2 7 5 D
. 7 5 V D C
N O L O A D
6 V D C
F U L L L O A D
8 J 7 & 1 J 6
3 0 8 / 2 7 5 D
. 7 5 V D C
N O L O A D
6 V D C
F U L L L O A D
2 J 6 & 7 J 6
3 0 5 / 3 0 1
1 V D C
1 6
R / W
. 7 5 V D C
2 J 1 1 & 4 J 1 1
3 0 9 / 3 1 0
2 4 V D C
S W B O A R D S
O U T P U T F E E D B A C K
9
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
C 7
1 0
2 W
1 0
2 W
BOTTOM
AUX
TOP
OUTSIDE
BOTTOM
INSIDE
L 1
L E F T
T O P
I N S I D E
B O T T O M
O U T S I D E
T O P
A U X
1 0
2 W
1 0
2 W
SCHEMATIC DIAGRAM FOR TROUBLESHOOTING INVERTEC V300-I (FOR CODES 9826, 9827, SPLC6792)
0 V A T 0 A M P
50 mV AT 400 AMP
L I N E A R F E E D B A C K
N O L O A D
V300-I SCH
DAD 5-20-94
Retur
n to Section TOC
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n to Section TOC
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n to Section TOC
Retur
n to Section TOC
Retur
n to Master TOC
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n to Master TOC
Retur
n to Master TOC
Retur
n to Master TOC
NOTE: This machine schematic is provided for reference only and may not be totally applicable to every code covered in
this manual.
