Flap limit protection from 3 off capsules in the crawlway sensing pitot pressure, active when flap lever at 25 or 30 units.
Will retract the t/e flaps from 30 to 25 to 20 depending on the overspeed.
Early a/c only had one q switch and only retracted the flaps from 30 to 25 units.
Reserve fuel overspeed warning from fuel level float switches in reserve tanks 2 and 3 when either tank not empty.
mm 34-14-00