The S76A-C++ landing gear retraction system is controlled through the nose up lock sensor. You can do a simple test on the ground without hydraulics. With electrical power on and landing gear locking pins in put the landing gear control handle up and the red unlock light should come on. If it does the nose up lock sensor and relay K?? are working properly.
The S76A-C++ landing gear retraction system is controlled through the nose up lock sensor. You can do a simple test on the ground without hydraulics. With electrical power on and landing gear locking pins in put the landing gear control handle up and the red unlock light should come on. If it does the nose up lock sensor and relay K?? are working properly.