Engine 2014: General Subjects

1. A remains centered to allow the servo pump discharge to build pilot pressure to shift the port unit distributor valve
2. B shifts to direct port replenishing flow to the service tank
3. C shifts, blocking the replenishing pump flow to the service tank, thus building the required pilot pressure to shift the distributor valve "A"
4. D shifts to block the servo pump discharge from the starboard unit when started, thus building pilot pressure to shift the starboard unit distributor valve

Tip: press A-D to answer