Figure 31: Installing the battery, DC power cooling module, controller node enclosure
14. Install the DC PCM.
a. On the ESD mat, rotate the -48V DC PCM release handle to the open position and then carry it to
the enclosure.
b. Slide the -48V DC PCM into the enclosure, and then push until the insertion mechanism starts to
engage (the handle starts to rotate).
IMPORTANT: Ensure that no cables get caught in the PCM insertion mechanism.
c. Close the handle until the latch clicks to fully seat the -48V DC PCM in the enclosure.
d. Once inserted, pull back lightly on the PCM to ensure that it is properly engaged.
Figure 32: Installing the DC power cooling module, controller node enclosure
15. Only to be completed by a certified electrician provided by the customer: Install the power
cable on the -48V DC PCMs and re-engage power from the fuse/distribution panel.
40 Service
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