Step 3.
Insert the Clear Tubing.
Use your fingertip to insert the Clear Tubing as deep as possible into the space behind the Brass Pawls. (Match the photo below.)
Demo below
Note: Look closely in the small clear bag for 2x Clear Tubes. (They cling to the sides and can be hard to see).
Please check:
Brass Pawls are orientated properly, Roll Pins are pushed in below surface (Sub flush) and Clear Tubes are in position.