What was found
AFTER TAKEOFF, GEAR HANDLE WOULD NOT MOVE TO RETRACT POSITION. TROUBLE TO NOSE STRUT UNDERSERVICED AND NOSE SQUAT SWITCH ON EDGE OF SPEC. SERVICED STRUT IAW MM CH 12-10-38. ADJUSTED NOSE SQUAT SWITCH IAW MM, CHAP 32-60-00. GEAR SWING OPS CK GOOD.