BVM General Dynamics F-16 C Construction And Operating Manual page 32

 Use one of the bypass mounting screws
to secure the smoke tube.
 Use a long 1/16" drill to make the second
hole for the smoke tube mount.
 Connect the smoke line from the pump.
 Reinstall the fuselage crossover brace.
BVM ®2014 31 Printed 9/26/2019