Engine: Electricity

1. A To enable the operator to read the field voltage on device "Volt. Reg. Adj. Pot." or device "Man. Volt. Adj. Rheo."
2. B To shift the governor control from manual to automatic/zero droop or vice versa
3. C To supply regulated control power to the switchboard
4. D To shift from the automatic voltage regulator to manual voltage control or vice versa

Tip: press A-D to answer