Flowserve TX2 Triple Offset High Performance Butterfly Valve IOM - Manual (Page 13)

Flow Control Division
13
12.14 Please refer to Fig.19 for putting new gasket (seal-3) into the disc groove.
Fig.19
12.15 Please refer to Fig. 20 for assembling the retainer and disc seat. Firstly, put back the bolts
into the holes of retainer and tighten the bolts slightly. After turning the disc clockwise towards
the closing direction, turn around the valve and tighten the bolts in a diagonal sequence.
Fig 20
SEAL-3
The inclined side of
disc seat and
retainer on the right
side
The straight side of
disc seat and
retainer on the left