DUKER 3004 Manual de instruções - Página 9
Procurar online ou descarregar pdf Manual de instruções para Unidade de controlo DUKER 3004. DUKER 3004 9 páginas. Gate valve with blow-off pipes and welding studs for steel pipes for gas
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8. Diagnostics and trouble shooting
Problem
Gate valve does not close
Gate valve does not open
Leakage at the stem or seat gasket:
Check whether the valve is completely shut.
If so: Verify whether the valve has been shut with the full torque.
If leakage on the valve continues: Open and shut the valve several times while under pressure.
If the leakage on the valve continues: Repair necessary.
We would like to point out that we do not assume any liability for damages or disruption of
operations resulting from non- observance of the operating manual.
The distribution and reproduction of these Operating Instructions, utilization and communication of their contents to
others is authorized exclusively for the purpose of ensuring the correct installation and operation of the Düker product
treated in the document. For all other purposes, distribution, reproduction and utilization of the contents, also in
excerpts, is prohibited. Offenders will be held liable for the payment of damages. All rights reserved in the event of the
grant of a patent, utility model or design.
Issue 02
Possible cause
Foreign particle on sealing face
Heavy deposits on the sliding surface
Foreign particle is jamming sealing
wedge
Düker GmbH, www.dueker.de
Remedial action
Remove foreign particle
Clean sliding surface
Remove foreign particle
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