Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing

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Última atualização em July 15, 2022

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Introdução

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Autofocus bearings were stuck, I could only focus between 0 to 0.5m.
This guide will roughly show you how to reach a part which moves the lens and makes it to zoom and focus.

O que você precisa

Ferramentas

Phillips Screwdriver

Passo 1 Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing

Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing, Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing: passo 1, imagem 1 %32

Camera lens are delicate and intricate. Be careful with the disassembly and work slowly.
Take the lens away from camera
DO NOT FORGET: THAT YOU ARE DOING ALL ON YOUR OWN RESPONSIBILITY

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Passo 2

Unscrew the top part and detach it.
Unjoin cables. Be careful; they're delicate, and easily torn.
Try to avoid touching sensitive electronic components.
Unfasten the screws that hold the circuit board in place, and separate it from the rest of the lens assembly.

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Passo 3

Take away zoom rubber and you will find srews

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Passo 4

Keep unscrewing and removing the parts until you reach what you need to fix.
Zoom bearing can be taken away by unscrewing its srews.

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Passo 5

Here is one of the parts which was broken, so I go to camera repair shop, and bought that parts. As this was not the only part broken, I had to leave for additional repair.
When you finish you can put all back together

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