HP LaserJet PRO M521 Repair Manua page 136

Laserjet pro mfp
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5.
To remove the fan and duct: Remove two screws (callout 1), and then carefully remove the
fan and duct.
NOTE:
duct.
Figure 1-187
6.
To remove the fan only: Release the metal static clip, release two tabs (callout 1), and then
remove the sub fan.
Reinstallation tip
Arrows embossed on the fan frame indicate air flow direction.
Figure 1-188
126
Chapter 1 Removal and replacement
If necessary, release the metal static clip, release two tabs and separate the fan from the
Remove the sub fan and fan duct (4 of 5)
1
If you install a replacement sub fan, the air must flow into the product.
Remove the sub fan and fan duct (5 of 5)
1
ENWW

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