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Engine Starting O&P
| Question | Answer |
|---|---|
| Name two possible causes of a starter motor that drags. | low battery, starter switch or relay controls burned or dirty, defective starter, low spring tension |
| Name two starter maintenance procedures to keep a starter in proper operational condition. | replacing brushes and brush springs, check mounting bolts, check electrical connection for corrosion |
| What is the purpose for the undercurrent relay in a starter-generator circuit? | to open the circuit causing current flow to the motor for its use as a starter so that it can be used as a generator |
| What are the sources of air for a pneumatic starter as used on a gas turbine engine? | gpu, apu, cross-bleed from another engine |
| Why is an air turbine starter cut out after engine self-accelerating speed? | to prevent starter overspeed |
| Explain the inspection and replacement criterion for brushes on a start-generator? | replace the brushes when they are one-half of the original length |
| Explain the operation of a turbine engine starter-generator. | the series winding is electrically connected to produce a strong field and results in high torque for starting |
Created by:
possumslopper2000
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