Reinstalling The Rear Lower Impeller Assembly; Figure 55: Reinstalling The Fan Tray; Figure 56: Reinstalling The Rear Lower Impeller Assembly - Juniper M40E Hardware Manual

Reinstalling the Rear Lower Impeller Assembly

Copyright © 2010, Juniper Networks, Inc.
All manuals and user guides at all-guides.com

Figure 55: Reinstalling the Fan Tray

The rear lower impeller assembly is located to the left of the circuit breaker box on the
rear of the chassis, as shown in "M40e Chassis Description" on page 8. To reinstall it
(see Figure 56 on page 101):
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. For more information about ESD,
see "Preventing Electrostatic Discharge Damage to an M Series, MX Series, or T Series
Router" on page 232.
Orient the impeller so that the label is on the top. Align the rails on the upper edges
2.
of the impeller assembly with the guides inside the chassis.
Push the impeller assembly up and to the right to start it into the chassis, then slide
3.
it all the way in.
Tighten the thumbscrew at each corner of the impeller cover.
4.

Figure 56: Reinstalling the Rear Lower Impeller Assembly

Chapter 9: Installing the M40e Router Without a Mechanical Lift
101