Flowserve TX2 Triple Offset High Performance Butterfly Valve IOM - Manual (Page 9)

Flow Control Division
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11.2 Remove all of the packing in the stuffing box using a flexible screw hook. For stuffing boxes that
contain a lantern ring, use a puller with 10-32 threads to remove the lantern ring. Save the lantern ring for
reuse, but discard the other packing material. Please replace all the gland packing no matter the gland
packing is made of Graphite. (Fig.11)
Fig.11
11.3 Inspect the drive shaft, bore of the stuffing box, and the gland follower. These surfaces should be relatively
scratch free. If there is any damage, polish the surface to 32 rms finish (Fig.13). If any part has severe damage,
contact your Flowserve representative..
Fig.13