Flowserve 3200IQ Digital Positioner Supplement - Manual (Page 3)

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7.
Remove the piezo assembly.
8.
Verify that the O-Ring is installed in base of
driver module housing (O-Ring may be stuck
to the bottom of the piezo assembly that was
just removed). A new O-Ring is included in
the low temperature assembly kit, in the
event that the original is lost or damaged
during disassembly.
9.
Replace the current standard temperature
piezo assembly with the low temperature
assembly (Kit Number 218956.999.000). The
piezo assembly part is marked with a “-40” on
the bottom of the plastic housing.