WIRING DIAGRAM CV-305 (60Hz)
INPUT SUPPLY | RECONNECT |
LINES | PANEL |
| 3 |
3 | SCR3 |
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| 223 |
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| D3 | G3 |
204D
7.5OHM
220 W
R1
| SNUBBER/BYPASS | |||
204C | 8 | P.C. BOARD | ||
221 | 2 |
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222 | 3 | J5 | 6 | |
223 | 4 | |||
J5 | ||||
224 | 1 | 5 | ||
| 7 |
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400 A. 50mV
+
.05uf
320VAC 
600V
U | V | C |
W | ||
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| 6 |
SCR2 |
224A
+
-
SHUNT
213B
L1 | L2 | L3 N.B. | 9 | |
F | ||||
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12
2 | D2 | G2 |
222 |
+
C1
+
L5 RED 
218
219 WHITE
213A
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| C2 |
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| 213B |
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| L1 CHOKE |
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| 204D |
| C3 |
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| 224B |
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| 214B |
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| LINE |
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| 204C |
| + |
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| SWITCH |
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| 8 |
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| SCR1 204A |
| C4 |
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| 320VAC | .05uf |
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| 600V |
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| 11 |
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| LOCAL/REMOTE SWITCH |
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| 221 | *** | D5 | D4 |
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| P. C. BOARD |
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| D |
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| G3 | 173 | 173 | 2 J1 |
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| 8 | 214B |
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| POWER FACTOR | 204A | 171 |
| 204A | 1 |
| 3 | 224B |
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| VOLTMETER | ||
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| G1 |
| 171 | 3 |
| 7 | 277 |
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| TO A SYSTEM GROUND PER |
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| NATIONAL ELECTRICAL CODE. |
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| s | CHOKE |
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| 213B | 4 | J2 |
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| N.A. | CW |
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| 202 |
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| ***202 | 8 | 4 | 276 |
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| 10K | 77 | H | WIRE FEEDER | |||
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| 12V O2 TOP |
| L4 |
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| 203 |
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| OUTPUT | R2 | 76 | E | VOLTMETER | ||||
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| 200 |
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| 5 | 275 |
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| 275 | 75 | G |
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| 208/230/460 INPUT VOLTAGES |
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| 12V | O1 TOP |
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| 201 |
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| 201 | 10 | J3 | 1 | 22 |
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RECONNECT |
| 208V | RECONNECT |
| 230V | RECONNECT |
| 460V |
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| 6 | 4 |
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| PANEL |
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| PANEL |
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| 215 | 3 |
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| 6 | 5 | 4 | C | 6 | 5 | 4 | C | 6 | 5 | 4 |
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| 6 |
| 207 |
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| 31 | J |
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| SECONDARY | L1 | 205 |
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| 205 | 7 |
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| 115 VAC | ||||||||||||||||||
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| B |
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| 7 | THERMOSTAT | 206 |
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| METER |
| 42 VAC | ||||||
| . | 3 | 2 |
| 1 | A 3 | 2 |
| 1 | A 3 | 2 |
| 1 |
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| 41A |
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| BOARD |
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| B | GROUND | ||
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| 42V |
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| 2 3 | 1 | 2 3 |
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| 1 | 42A | 42B | 42 |
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| VOLTS / AMPS | N.A. |
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| TO S1 LINE SWITCH | TO S1 LINE SWITCH | TO S1 LINE SWITCH |
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| CB1 10A |
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| FEEDER |
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| 230/460/575 INPUT VOLTAGES |
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| RECEPTACLE | ||||||
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| RECONNECT |
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| CUSTOMER | ||||||||||
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| 230V |
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| PER E1537 |
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| PANEL |
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| 58V | O3 TOP |
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| CONNECTIONS | ||||||
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| 9 |
| 8 | 7 |
| 9 | 8 | 7 |
| 9 | 8 | 7 |
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| 33 |
| 32 |
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| CONNECTOR CAVITY NUMBERING SEQUENCE |
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| F | E |
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| 58V | O3 BOT. | 31A |
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| 2 PIN | 4 PIN | 6 PIN | 8 PIN | 10 PIN |
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| 2 3 | 1 | 2 3 |
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| 31B |
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| TO S1 LINE SWITCH | TO S1 LINE SWITCH | TO S1 LINE SWITCH | s |
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| MAIN TRANSFORMER |
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| N.A. WIRING VIEWED FROM REAR OF POTENTIOMETER |
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| N.B. TAP LEADS A, B, AND C APPEAR ON THE TOP PRIMARY COILS |
| A.04 | |||||||||||||||
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| OF 208/230/460V MACHINES ONLY. |
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L12393
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number.
