Engine: Expired / General Subjects

1. A When the boom is raised to a maximum permissible height or lowered to a minimum permissible height, the hoist pump shall be placed on stroke and the hoist winch brake released.
2. B When the hoist cable is payed out to a nearly empty drum condition or when the hoist block is raised to a maximum permissible height relative to the boom, the hoist pump shall be placed on stroke and the hoist winch brake released.
3. C When the hoist cable is payed out to a nearly empty drum condition or when the hoist block is raised to a maximum permissible height relative to the boom, the hoist pump shall be stroked to zero and the hoist winch brake set.
4. D When the boom is raised to a maximum permissible height or lowered to a minimum permissible height, the hoist pump shall be stroked to zero and the hoist winch brake set.

Tip: press A-D to answer