Figure 126: Removing A Three-Phase Delta Ac Power Distribution Module - Juniper MX2020 Hardware Manual

Copyright © 2013, Juniper Networks, Inc.
NOTE: The three-phase delta AC PDM terminal blocks will be flipped
depending on which slot the PDM gets plugged into.
NOTE: The terminal connections have either slotted screws or hex screws.
Use a 1/4-in. slotted screwdriver for the slotted screws. Use a 5/32-in.
(4-mm) Allen wrench for the 5/16-in. hex screws.
Loosen the plastic cable tie fastening the AC power cord to the PDM.
10.
Loosen and remove the retaining nut from the AC power cord.
11.
Pull the AC power cord out of the metal wiring compartment.
12.
Carefully move the AC power cable out of the way.
13.
Disconnect both of the AC power cords from the AC PDM.
14.
Loosen the two captive screws on the locking levers of the PDM faceplate completely.
15.
Pull the locking levers on either side of the faceplate up to unseat the PDM.
16.
Grasp the levers on the PDM faceplate and pull firmly. Slide if halfway out of the
17.
chassis (see Figure 126 on page
CAUTION: Each three-phase delta AC PDM weighs approximately 8.0 lb
(3.62 kg). Be prepared to support the full weight of the PDM as you remove
it from the router.
Place one hand underneath the PDM to support it and slide it completely out of the
18.
chassis.

Figure 126: Removing a Three-Phase Delta AC Power Distribution Module

Chapter 13: Replacing MX2020 Router Hardware Components
279).
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