Replacing A T4000 Front Air Filter; Removing The T4000 Front Air Filter - Juniper T4000 Hardware Manual

T4000 Router Hardware Guide
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Replacing a T4000 Front Air Filter

Removing the T4000 Front Air Filter

218
Table 41: Tools and Parts Required for Component
Replacement (continued)
Components
PIC
Routing Engine
Serial cable to or
AUXILIARY
Engine port
SIB
SCG
Returning a Hardware Component to Juniper Networks, Inc. on page 354
Tools and Parts Required to Remove Components from a T4000 Router on page 355
Removing the T4000 Front Air Filter on page 218
1.
Installing the T4000 Front Air Filter on page 219
2.
The front air filter, located below the FPC card cage in the front of the chassis, installs
horizontally. The front air filter weighs approximately 1 lb (0.5 kg). The air filters are
hot-insertable and hot-removable.
To remove the front air filter (see
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis.
Unwrap any PIC cables from the spools on the cable management system, and remove
2.
the cables from the tray. Arrange the cables so that they do not block the front of the
Tool or part
Phillips (+) screwdrivers, numbers 1 and 2
Rubber safety cap for fiber-optic PICs or
fiber-optic PIC cables
Flat-blade (–) screwdriver for Type 1 PICs
Electrostatic bag or antistatic mat
Blank panel (if component is not reinstalled)
Phillips (+) screwdrivers, numbers 1 and 2
Electrostatic bag or antistatic mat
Blank panel (if component is not reinstalled)
Routing Flat-blade (–) screwdriver
CONSOLE
Phillips (+) screwdrivers, numbers 1 and 2
Electrostatic bag or antistatic mat
Blank panel (if component is not reinstalled)
Phillips (+) screwdrivers, numbers 1 and 2
Figure 89 on page 219):
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