Harris FR6822+, Installation And Operation Manual

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Chapter 2
Installation
20
Copyright © 2008-2011, Harris Corporation
2 Grasp the extractor handle on the installed module, and then pull the module out of its slot
using the handle as a lever.
3 Close the front panel to ensure proper frame ventilation.
4 Remove the back connector from an FR6822
+
series frame in this way:
a Unscrew the top of the corresponding back connector, and tip it towards you.
b Pull the bottom lip of the back connector from its slot.
c Reinstall a new or blank back connector in the empty slot to ensure proper frame
ventilation.
CAUTION
To prevent overheating during general frame operation and to maintain proper
airflow, keep the front panel closed and all back connector slots covered during
operation.
Replacing a Failed Fan Unit
In the event that one of the fan units fails in the FR6822
+
fan assembly panel, you should
install a replacement as soon as possible to prevent overheating. Replacement fans are
available from Customer Service.
To replace a failed fan unit from the front panel, follow these steps:
1 Remove all power from the frame.
2 Pull out the finger-release screws on the right and left side of the front panel, and then
open it.
3 Remove the screws on the top and bottom edges of the front panel that hold the fan
assembly cover in place (see
Figure 2-11 ).
Figure 2-11 Removing the Fan Assembly from the Front Panel
4 Remove the fan assembly from the front panel.
5 Identify the fan you are replacing, and then remove the corresponding header wires from
the PCB board along the top of the assembly (see
Figure 2-12 ).
Front of front panel
Fan assembly securing screws
Remove these screws to free the fan
assembly from front panel (four top,
four bottom)
Fan assembly securing screws