Juniper PTX5000 Hardware Manual page 406

WARNING: Each High Capacity AC PSM weighs approximately 9.8 lb (4.5 kg). Be
prepared to support the full weight of the PSM as you remove it from the PTX5000.
6. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
one of the ESD points on the chassis.
7. Open the door of the metal wiring compartment.
8. Disconnect the wires from the AC terminal block on the High Capacity Delta AC PDU
Using a 5/16-in. (8-mm) slotted screwdriver, loosen the input terminal screws and the grounding
point screw, and remove each wire from the input terminal and the grounding point.
a. Remove the wire labeled L3 from the L3 input terminal.
b. Remove the wire labeled L2 from the L2 input terminal.
c. Remove the wire labeled L1 from the L1 input terminal.
d. Remove the wire labeled GND from the grounding point.
Figure 197: Disconnecting AC Power Wires from a High Capacity Delta AC PDU
388
(Figure 32).