Repair Manual Mobile Generator - Wacker Neuson
Repair Manual Mobile Generator - Wacker Neuson
Repair Manual Mobile Generator - Wacker Neuson
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Output Voltage Troubleshooting G 70<br />
8 Output Voltage Troubleshooting<br />
8.1 Where to Start<br />
Background Complete the troubleshooting procedures in the sequence below. Once the<br />
problem has been found, repair the machine and try it again. It is not necessary to<br />
perform all procedures once the problem has been diagnosed and repaired.<br />
Sequence<br />
Step Task<br />
1. Check the emergency stop switch.<br />
See Section 8.2 Checking the Emergency Stop Switch.<br />
2. Check the lug door switch.<br />
See Section 8.3 Checking the Lug Door Switch.<br />
3. Check the main circuit breaker.<br />
See Section 8.4 Checking the Main Circuit Breaker.<br />
4. Check the voltage adjusting rheostat.<br />
See Section 8.5 Checking the Voltage Adjusting Rheostat.<br />
5. Check the auxiliary winding.<br />
See Section 8.6 Checking the Auxiliary Winding.<br />
6. Check the exciter stator.<br />
See Section 8.7 Checking the Exciter Stator.<br />
7. Check the AVR sensing wires.<br />
See Section 8.8 Checking the AVR Sensing Wires.<br />
8. Flash the generator.<br />
See Section 8.9 Flashing the <strong>Generator</strong>.<br />
9. Check the stator windings at the Lugs.<br />
See Section 8.10 Checking the Stator Windings at the lugs.<br />
10. Check the rectifier diodes.<br />
See Section 8.11 Checking the Rectifier Diodes.<br />
11. Check the main rotor winding.<br />
See Section 8.12 Checking the Main Rotor Winding.<br />
12. Check the exciter rotor winding.<br />
See Section 8.13 Checking the Exciter Rotor Winding.<br />
13. Check the stator windings at the generator.<br />
See Section 8.14 Checking the Stator Windings at the<br />
<strong>Generator</strong>.<br />
wc_tx000958gb.fm 66
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