Argus Ball Valve EK, FK and HK Operating Manual – BA1000 EN
8 Troubleshooting Guide
Page 46 of 67
Risk of injury due to loose fastening nuts!
Loose fastening nuts may cause severe injury or death.
Tighten the fastening nuts.
2. Retighten the fastening nuts at the valve body.
Retightening of the stuffing box screws is now complete.
Replacing the Seal
Flowserve Flow Control GmbH provides replacement kits if the part number or order
number (nameplate) are specified.
We strongly recommend using original spare parts from Flowserve Flow Control GmbH
only.
Risk of injury due to a pressurized Argus Ball Valve!
A pressurized Argus Ball Valve may cause severe injury or death.
Before replacing the seals, switch the Argus Ball Valve to the half-open position to let
trapped pressure escape.
Risk of injury due to hazardous fluid residues and extreme surface temperatures!
Hazardous fluid residues and extreme surface temperatures may cause severe injury or
death.
Switch the Argus Ball Valve to the half-open position so that hazardous fluid residues
can escape.
Do not touch surfaces with an extreme temperature.
Use a vessel to collect any hazardous fluid residues and dispose of them properly.
1. Remove the nuts from the threaded pins.
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