1059 Fan (Optional) - IBM 7785 Hardware Maintenance

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Removals and Replacements
1 059 Fan (Optional)
Removal
• Unplug the power cord from the electrical outlet.
• Remove rear cover
(1007).
• Remove right cover (1
006).
• Remove power supply (1056)
,
if you cannot access the fan
screws.
• Unplug the fan power cable from the power distribution board
.
• Remove the four screws
D
and nuts that secure the fan
f)
and fan guard to the chassis
.
Note that air flows into the
chassis.
Check for indicator arrows on fan housing
.
--------.---
--...
__
---------
.--
~---.....~-
.
___...
..
-
Note: Replace the filter periodically owing to the environmental con-
ditions. The replacement interval should not exceed one
year.
Keep a dated record of filter replacements to ensure
proper intervals
.
58
Service Bay System

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