PXIe-1092 Fan Replacement Installation Guide
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© National Instruments
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3
Complete the following steps to remove the side fan assembly:
1.
Using a Phillips screwdriver, remove the four #4-40 mounting screws that attach the
side fan cover.
2.
Remove the side fan cover from chassis.
3.
Using a Phillips screwdriver, remove the two #2-56 mounting screws that hold the side fan
assembly onto the chassis.
4.
Locate the side fan assembly harness in the internal chassis cavity and disconnect the fan
from the chassis receptacle. Use caution when removing the fan assembly to avoid
damaging the internal wire harness.
5.
Pull the side fan assembly straight from chassis and remove.
Complete the following steps to install a new side fan assembly.
1.
Plug the side fan assembly plug into the internal chassis fan receptacle.
2.
Set the side fan assembly into the chassis side fan cavity. Use caution when placing the
wire harness into the chassis to avoid damaging the internal or fan wire harness.
3.
Using a Phillips screwdriver, hand tighten the two #2-56 side assembly mounting screws to
the chassis. To meet the shock and vibration specifications listed in the
PXIe-1092
Specifications
, tighten screws to 5.0 lb · in. (0.6 N · m) of torque. Use the side fan cutout
to pull clear extra cable from chassis side panels to prevent pinching.
4.
Place all extra cable into chassis side fan cavity.
5.
Using a Phillips screwdriver, tighten the four #4-40 side fan cover mounting screws to
the chassis. To meet the shock and vibration specifications listed in the
PXIe-1092
Specifications
, tighten screws to 6.7 lb · in. (0.8 N · m) of torque.
Figure 3.
Replacing the Side Fan Assembly
1
Chassis Side Fan Cavity
2
Side Fan Assembly
3
Side Fan Bracket Mounting Screws (2x)
4
Side Fan Cover
5
Side Fan Cover Mounting Screws (4x)
2
3
4
5
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