Engine 2014: General Subjects

1. A fail to work, and the drive motor will trip the circuit breaker as the compressor will be overloaded
2. B fail to function as designed, but the compressor having no load will start  with little or no difficulty
3. C still function normally at start-up
4. D Still function normally, but the safety interlock will stop the drive motor

Tip: press A-D to answer