Engine: Electricity

1. A No checks are necessary since the propeller screw is bronze and needs no protection.
2. B Nothing can be done short of checking the propeller screw at dry-dock availabilities.
3. C Insure adequate grounding carbon brush pressure on the rotating shaft and check brushes for wear.
4. D Insure adequate individual anode current to the anode closest to the propulsion shafting as it passes through the hull.

Tip: press A-D to answer