Nikon JAA79551 Repair Manual page 27

Af-s vr zoom nikkor ed 70-300 / f4.5-5.6g

3rd lens-group unit, Aperture blade unit

① Remove the spring (#38) from the spring hook.

② Release the hook from the 3rd lens group unit, and

remove the aperture-blade base cover. (Fig. 1)

Blade actuating plate

Aperture-blade base cover

Spring (#38)

Fig.1

Aperture blade unit×9

- Ｄ 5・AF-S VR 70-300/4.5-5.6G -

Caution 1:

The 3rd lens-G unit is optically aligned by using

a special equipment. Therefore, in case a further

disassembly is necessary, replace with the 3rd

lens-G unit of repair parts (RPs).

Caution 2:

VR unit is assembled in the 3rd lens-G unit.

Spring hook

Blade actuating plate

INC

JAA79551-R.3690.A

3rd lens-G unit

hook

Aperture-blade base cover