Servicing the Mainframe 3-7
Chapter 3
Replacing the Fan
Assembly
This section gives guidelines to replace the Fan Assembly in the 1266
mainframe (see Figure 3-5). See Table 3-1 for a replacement part number.
1 Turn off the mainframe and remove the AC power cord.
NOTE
Be sure to observe static-free procedures when removing/installing the
Fan Assembly
.
2 Remove mainframe accessory items as required. See "Removing
Mainframe Accessory Items".
3 Remove the Power Supply Assembly. See "Replacing the Power
Supply Assembly".
4 Remove the Fan Assembly by following the steps in Figure 3-5.
5 Install the replacement fan assembly by reversing the steps in Figure
3-5.
6 Reinstall the Power Supply Assembly by reversing the steps in
"Replacing the Power Supply Assembly".
7 Reinstall mainframe accesssory items removed in step 2. Reconnect
AC power cord.
Figure 3-5. Removing the Fan Assembly
Remove Fan Wires
from P3 Connector
1
P3
Connector
and Lift Fan Out of
Remove Four Screws
2
Mainframe
Backplane
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