Engine : General Subjects - 1677/1128
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| The primary function of the device illustrated is to __________. Illustration GS-0029 |
| A) remove all but the frictional load of an air compressor at start-up |
| B) intensify the pressure developed by an air compressor during its normal running operation |
| C) pre-charge the cylinders of an air compressor prior to the start-up of the unit |
| D) open the discharge valves during the compressor s operation to supply compressed air |
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Illustration GS-0029
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