Argus
Accessories
20
Accessories
Stuffing Box Assembly
0104-03-001 0104-00-001 0104-00-002
For use at high temperatures, ball valves are fitted with an extension for the stem and a stuffing box
assembly (see sectional drawing, 0104-03-001).
Re-tensioning the Seal
The stuffing box seal can be re-tensioned if necessary.
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For this purpose, turn the nuts on the head-less pins clockwise to retighten them (Figure 0104-00-001).
Caution!
Do not loosen the fixing nuts (Figure 0104-03-001).
Changing the Seals
Danger!
The ball valve must be depressurized! To release pressure, turn ball.
Take care of any hazardous materials that might escape! Risk of explosion, fire and acid burn!
The seal is exhausted after being re-tensioned several times.
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Unscrew the nuts on the headless pins.
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Remove the stuffing box support.
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Lift the seals off carefully using a suitable tool
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Fit a new sealing assembly (Figure 0104-00-002).
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Replace the stuffing box support.
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Screw the nuts into position and tighten them uniformly.
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