Engine 2014: Electricity

1. A It should be disconnected from the prime mover and raised off its bearing supports.
2. B Insulation resistance readings should be taken weekly to ensure resistance is not deteriorating.
3. C The disconnect switch or links should be opened and the space heater energized.
4. D The disconnect switch or links should be closed and the space heater de- energized.

Tip: press A-D to answer