Figure 211: Removing A Three-Phase Delta Ac Power Supply - Juniper T640 Hardware Manual

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Pull the AC power cord out of the metal wiring compartment.
12.
Carefully move the AC power cable out of the way.
13.
Disconnect the AC power cord from the AC power supply.
14.
Loosen the captive screws on the lower corners of the power supply faceplate
15.
completely.
Twist the ejector handles on the upper corners of the faceplate counterclockwise to
16.
unseat the power supply.
Grasp the handle on the power supply faceplate and pull firmly. Slide it halfway out
17.
of the chassis (see Figure 211 on page
CAUTION: Each three-phase delta AC power supply weighs approximately
31.0 lb (14.06 kg). Be prepared to support the full weight of the power
supply as you remove it from the router.
Place one hand underneath the power supply to support it and slide it completely out
18.
of the chassis.

Figure 211: Removing a Three-Phase Delta AC Power Supply

WARNING: Do not touch the power connectors on the rear of the power
supply (see Figure 212 on page
Chapter 29: Replacing Power System Components
399).
400). They can contain dangerous voltages.
399