Sony SAL28F28 Service Manual page 19

2. Apply the grease (G-15) to the instruction portion of the middle helicoid.
3. Apply the adhesive bond (B-40) to the stopper screw, and tighten it to the outer tube.
4. Apply the grease (G-15) to the instruction portion of the outer tube.
5. Assemble the outer tube, middle helicoid and inner tube, and check the operation of the helicoid (stiffness, smoothness, catching).
6. Set the helicoid level as shown in the figure.
Note:
This level is in infinity position.
16.1
23.9
Outer Tube
SAL28F28 (2.8/28) (28mm F2.8)
Apply the grease(G-15)
(All circumference of threads)
Middle Helicoid
Apply the grease(G-15)
(All circumference of threads)
Apply the grease(G-15)
(All circumference of threads)
Outer tube
Apply the adhesive bond(B-40)
Middle Helicoid Inner Tube
HELP