https://www.hartmann-electronic.com/
25
Rev. 1.3
5
Maintaining the Subrack
WARNING:
Only qualified trained personnel should service this equipment. Follow the proper grounding,
ESD and safe power handling procedures.
The following maintenance procedures may be required to keep the subrack operating efficiently:
•
Replacing the Fan Tray
•
Replacing the Air Filter
•
Replacing the AC Power Supply
5.1
Replacing the Fan Tray
The fan tray can be accessed from the front on the left side of the subrack.
Removing the Fan Tray
•
Loosen the two mounting screws (top and bottom) on the front of the fan tray.
•
With the fan tray handle, pull the fan tray out partially toward the front of the shelf until the
interface connector disengages. Wait until the fans have stopped and then remove the fan tray
from the shelf.
Figure 5-1 Fan Tray Components (sample: 2U version)
WARNING:
Extreme care should be taken while handling the fan tray. It is recommended to wait until the
fan’s open imp
ellers have stopped spinning before removing the fan tray.
Installing the Fan Tray
•
Insert the replacement fan tray into the shelf and ensure that the interface connectors align.
Insert the fan tray gently until fully seated.
•
Tighten the two mounting screws (top and bottom) on the front of the fan tray.
5.2
Replacing the Air Filter
There is an air filter located on the left hand side of the fan tray and can be accessed from the front as
shown in figure below.
Filter replacement frequency will depend on the environment the system is subjected to.
