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E-1 TABLE OF CONTENTS-THEORY OF OPERATION SECTION E-1
Theory of
Input Power
Input Line
Main
Voltage Selector
Baffle Mounted Diode
Control
Output Rectification, Contactor & Control
Optional
Control Board, Gun Trigger, & Wire Drive
Protective Devices &
Thermal Overload
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FIGURE E.1 BLOCK LOGIC DIAGRAM
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| SPOOL | WIRE |
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| GAS | GUN | SPEED |
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| SOLENOID | SWITCH | CONTROL |
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| WIRE |
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| DRIVE |
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| MOTOR |
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| CIRCUIT | 115V |
| CONTROL BOARD |
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| BREAKER | RECEPTACLE |
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FAN |
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MOTOR |
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| TRANSFORMER | OUTPUT BRIDGE |
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| TACH | ||
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| V |
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| FEEDBACK | THERMOSTAT | THERMOSTAT |
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| .8 |
| CONTACTOR CONTROL |
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LINE |
| 27 | AC | TAP SELECTOR | GUN TRIGGER |
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SWITCH |
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| SWITCH |
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| OUTPUT DIODE |
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| BRIDGE |
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| + | + |
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| OUTPUT | POSITIVE | |
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| CHOKE | ||
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| TERMINAL | ||
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| CONTACTOR | OUTPUT |
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| CAPACITORS |
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RECONNECT |
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| - | - |
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| MAIN |
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| NEGATIVE | ||
PANEL | TRANSFORMER |
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| TERMINAL | ||||
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GUN
ASSEMBLY