MODELO 0.- DESCRIPTION The MP model is a general-purpose, uni-directional flanged valve for gaseous clean fluids such as atmospheric air, nitrogen, oxygen etc. and gaseous dirty fluids carrying suspended solids. For the latter application the valve has a register for both the build-up of solids and cleaning.
In horizontal or slanting lines try to ensure that the shaft remains, not only horizontal, but also in the upper area. If the valve has electrical accessories such as electric-actuator, solenoid valves, limit switches, electropneumatic positioners, etc. the corresponding earthing connections must be made before putting it in to operation EDICIÓN 2004 WWW.ORBINOX.COM MP-3/10...
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Once there is pressure inside the valve this leak could be checked by applying soapy water to the packing gland area. This can be remedied by gently tightening the packing gland until the aforementioned leak is eliminated. EDICIÓN 2004 WWW.ORBINOX.COM MP-4/10...
Please refer to the pneumatic cylinder supplier’s maintenance manual for changing the aforementioned seals. 3.3. Electric actuator Specific supplier operating instructions will be enclosed in accordance with the type or make of electric actuator delivered. EDICIÓN 2004 WWW.ORBINOX.COM MP-5/10...
- Release process pressure. - Drain the fluid from the valve. The MP valves do not require any maintenance other than the replacement of the packing (21) and seals (2) in the tight valves. The service life of these watertight elements depends on the valve’s operating conditions such as pressure, temperature, abrasion and the number of operations.
4.3. Replacement of the cylinder: Drawing MP8260A2 The replacement of the cylinder in an MP valve can be carried out when the circuit is in operation. The time available for carrying out the replacement has to be kept in mind for proceeding before the next operation.
After unloading, the valves have to be stored in a well-aired location under shelter to protect them from dust, dirt and dampness. If storage outside is unavoidable, keep the valve away from heat, direct sunlight or protect from the effects of rain by using a coating. Keep well-aired to avoid dampness. EDICIÓN 2004 WWW.ORBINOX.COM MP-8/10...
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