iMac G5 20" Model A1076 Fan Duct Replacement

The fan duct directs air across the heat sink on the logic board.

Edit Step 1 Rear Panel  ¶ 

Image #1

Edit Step 1 Rear Panel  ¶ 

  • Lay the iMac display-side down on a flat surface.

  • Loosen the three Phillips screws securing the rear panel to the iMac.

  • These screws are captive in the iMac. The center screw will stop turning after about 3.5 turns and the outer screws will stop turning after about 5.5 turns. Do not try to remove these screws from your iMac.

Edit Step 2  ¶ 

Image #1

Edit Step 2  ¶ 

  • Lift the rear panel slightly near the bottom of the iMac.

  • Pull the rear panel toward yourself and remove it from the iMac.

Edit Step 3 Fan Duct  ¶ 

Image #1

Edit Step 3 Fan Duct  ¶ 

  • Remove the following two screws:

    • One 11 mm T10 Torx.

    • One 10.6 mm T8 Torx.

Edit Step 4  ¶ 

Image #1

Edit Step 4  ¶ 

  • Lift the fan duct out of the chassis.

To reassemble your device, follow these instructions in reverse order.

For more information, check out the iMac G5 20" Model A1076 device page.

Required Tools

TR8 Torx Security Screwdriver

$5.95 · 50+ In stock

Phillips #1 Screwdriver

$5.95 · 50+ In stock

TR10 Torx Security Screwdriver

$1.95 · 50+ In stock

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Comments Comments are onturn off

Some models (with light sensor) have only the two outboard screws.

Robert Huber, · Reply

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