MX3
Fan Module
P/N: 1189007L1
CLEI: M3CU270B_ _
MX3 Fan Module
B
A
MX3 Fan Module
INSTALLATION
The MX3 Fan Module mounts in the MX3 Chassis (P/N 1189001L1). To install the MX3
Fan Module, perform the following steps:
1. After unpacking the MX3 Fan Module, inspect it for damage. If damage is noted, file a
claim with the carrier and then contact ADTRAN. For more information, refer to the
warranty.
2. With the screw oriented to the left, insert the MX3 Fan Module into the chassis until the
MX3 Fan Module is properly seated in the backplane.
3. Using a flat or phillips-head screwdriver, tighten the screw to secure the MX3 Fan
Module to the MX3 Chassis.
MAINTENANCE
Replacement filters (P/N 1189009L1) are available and can be ordered separately. This is a
plug-in assembly and can be replaced without powering down the chassis.
Minimal routine maintenance of the MX3 Fan Module is required. The filter should be
inspected for excessive dust at least every 90 days and replaced as needed. To replace the
filter, perform the following steps:
1. Using a flat or phillips-head screwdriver, loosen the screw on the left side of the front
panel of the MX3 Fan Module.
2. Remove the MX3 Fan Module, taking care not to disturb the filter.
3. Remove the old filter, taking care not to allow dust from the filter to enter the system.
4. Install a new filter (P/N 1189009L1).
5. Install the MX3 Fan Module back into the MX3 Chassis.
6. Tighten the screw to secure the MX3 Fan Module to the MX3 Chassis.
DESCRIPTION
The MX3 Fan Module incorporates a filter, circuit board, and fans to provide forced air
ventilation for the MX3 Chassis and all of its associated modules. The MX3 Fan Module
features are as follows:
♦ Receives power from the MX3 Chassis (±24 VDC or –48 VDC)
♦ Indicates fan failure alarms to the controller card
♦ Allows fan and filter replacement from the front without rewiring or removing the MX3
Chassis from the rack
PROVISIONING
The MX3 Fan Module does not require provisioning.
61189007L1-22A
0512
*61189007L1-22A*
C A U T I O N !
SUBJECT TO ELECTROSTATIC DAMAGE
OR DECREASE IN RELIABILITY.
HANDLING PRECAUTIONS REQUIRED.
