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1 Rack Top Frame
2 Rack Chassis
8. Remove the 16 M8 X 20mm bolts (part number 1624804)
9. Lift the rack top frame off the locating pins and remove it.
Note: Two people are required to lift and position the rack top-frame assembly.
Preparing for Rack Top-Frame Installation for pSeries 670 (Reduced
Height Option) RPQ8A1173
To prepare the rack top frame for installation, do the following:
1. Unpack the frame.
2. Unpack the rack top frame.
3. Use the jack screws to stablize and lift the rack off the floor.
a. Loosen the jam nut on each leveling foot by turning the nut counterclockwise.
b. Rotate each leveling foot downward until it contacts the surface on which the rack is placed.
c. Adjust the leveling feet downward as needed until the rack is level. When the rack is level, tighten
the jam nuts against the base by turning the nut clockwise.
4. Remove the front and rear BPRs, BPDs, BPCs, and the fan assemblies.
Attention:
Make note of location identification of the BPRs and BPEs for later reinstallation. If these
components are not reinstalled in their original location, the pSeries 670 will not power on.
1
2
1 BPE
2 BPD
3 BPC
a. Remove the BPRs (item 4 in the previous illustration), as follows:
1) Make sure the ON/OFF switch is in the UNLOCK/OFF position.
2) Loosen the thumbscrew on each side of the BPR, using the torque tool (part number 6422789).
3) Rotate the release levers up on each side of the BPR. This will unseat the BPR.
4) Pull the BPR straight out from the Bulk Power Enclosure (BPE).
5) Repeat for the other BPR. There are two BPRs, with one in front and one in back.
b. Remove the Bulk Power Controllers (BPCs) (item 3 in the previous illustration), as follows:
1) Loosen the thumbscrew on each side of the BPC using the torque tool.
2) Pull the BPC straight out from the Bulk Power Enclosure.
3) Repeat for the other BPC. There are two BPCs, with one in front and one in back.
c. Remove the BPDs (Iitem 2 in the previous illustration), as follows:
1) Loosen the thumbscrew on each side of the BPD, using the torque tool.
2) Pull the BPD straight out from the Bulk Power Enclosure (BPE).
3) Repeat for the other BPD. There are two BPDs, with one in front and one in back.
d. Remove the BPF (item 5 in the illustration on page 97) as follows:
3
5
4
6
3 Top Frame Bolts
4 Rack Top-Frame Cross Brace
4
BPR
5
BPF
6
Fan Cover Plate
Appendix J. Removing and Installing the Rack Top Frame
97
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