Fly a 90° right turn such that the flight
path is at a 90°angle to the direction to
the station. Observe that the course
deviation indicator needle deflects
noticeably to the left after one or two
miles of flight (assuming the station is
25 to 50 miles from the aircraft).
TACAN range test: Achieve adequate
usable reception at 45 miles at 1,250
feet above station antenna altitude.
TACAN ground-track accuracy test: Fly
aircraft over a predetermined ground
check point. The maximum error is
equipment - Check against known
distances (on the ground if possible)
using known checkpoints. Verify that
TACAN distance accuracy is within 2%
of known distances.
*11. Transponder set - Check as follows:
MASTER control - STBY (allow 2
minute warm up).
MASTER control - NORM.
Mode switches - Set test mode.
Code selectors - Set test code.
Fly aircraft within line of sight of
Contact the facility by radio and request
that the aircraft be interrogated and that
the reply be checked for satisfactory