Replacing An M320 Air Filter; Removing A Front M320 Air Filter - Juniper M320 Hardware Manual

M320 Router Hardware Guide
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Replacing an M320 Air Filter

Removing a Front M320 Air Filter

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The terminal blocks that plug into the alarm relay contacts are supplied with the router.
They accept wire of any gauge between 28-AWG and 14-AWG (0.08 and 2.08 mm
which is not provided. Use the gauge of wire appropriate for the external device you are
connecting.
To replace the wires connecting to an alarm-reporting device:
Disconnect the existing wire at the external device.
1.
Prepare the required length of replacement wire with gauge between 28-AWG and
2.
14-AWG (0.08 and 2.08 mm
Using a 2.5-mm flat-blade screwdriver, loosen the small screws on the face of the
3.
terminal block and remove the block from the relay contact.
Using the 2.5-mm flat-blade screwdriver, loosen the small screws on the side of the
4.
terminal block. Remove existing wires from the slots in the front of the block and insert
replacement wires. Tighten the screws to secure the wire.
Plug the terminal block into the relay contact and use a 2.5-mm flat-blade screwdriver
5.
to tighten the screws on the face of the block.
Attach the other end of the wires to the external device.
6.
Preventing Electrostatic Discharge Damage to an M320 Router on page 214
M320 Routing Engine Description on page 19
M320 Routing Engine Ports on page 26
M320 Alarm Relay Contacts
Connecting the M320 Router to a Management Console or Auxiliary Device
M320 Routing Engine Interface Cable and Wire Specifications on page 264
Removing a Front M320 Air Filter on page 148
Installing a Front M320 Air Filter on page 150
Removing a Rear M320 Air Filter on page 150
Installing a Rear M320 Air Filter on page 152
The front air filter, located below the FPC card cage in the front of the chassis, and installs
horizontally. The front air filter weighs approximately 2.9 lb (1.3 kg).The air filters are
hot-insertable and hot-removable.
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Copyright © 2010, Juniper Networks, Inc.
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