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Sterlco SBFC Series Blown Film Coolers User Manual

Page 29

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SBFC Series Blown Film Cooling Systems

Page 29



4.

Separate and remove the stem extension and hex nut.










5.

Unscrew and remove the valve seat. Pull down the valve
plug assembly. Remove the disc lock nut, both discs, and
other parts. Replace the discs and reassemble.










6.

To replace the packing, remove the stem extension and hex
nut. Pull out the stem assembly and remove the packing
gland assembly, four (4) packing rings, and the packing
spacer. Replace with new parts.

Packing

rings

Bonnet

Packing

Packing gland

spacer

assembly