Disassembly - Assembly; Preparatory Measures For Disassembly - Assembly - Pentair SUDMO P740 Operating Instructions Manual

As a general rule, assemble the disk type non-return valve in accordance with the hazard notes (refer to the chapter
"Preparatory Measures for Disassembly – Assembly").
14.1. Preparatory measures for disassembly – assembly
Before disconnecting the valve connections and the clamp connection of the valve body, the following steps must always
be carried out:
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The disk type non-return valves must only be assembled by trained and qualified personnel.
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Get information on possible risks that could be caused by residues of the operating material and
take appropriate measures if necessary (safety gloves, safety goggles etc.), before carrying out
maintenance and service work on the disk type non-return valve.
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Before disconnecting the valve connections and the clamp connection of the valve body, make
sure that
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Type: P740, P741, P745, P750 and P760
DN 010 – 150, OD 0.50" – 6.00", ISO 008 – 125
14. Disassembly – Assembly
WARNING
Training or instruction according to the currents standards of the safety regulations.
For systems with explosion protection:
training or instruction or authorization to carry out work on the systems subject to explo-
sion hazards (observe ATEX regulations).
the work is only carried out in a depressurized state and with the media supply shut off.
the disk type non-return valve and all piping elements leading to the valve have been
drained, cleaned or rinsed.
the fittings have cooled down.
the commissioning of the system by a third party is ruled out.
The pressure build-up which may form in pipelines is counteracted.
the disk type non-return valve is disassembled - assembled according to the assembly in-
structions.
the disk type non-return valve is removed from the pipeline section, if possible.
Information/notice
Cordon off assembly area.
Ensure that the assembly area remains cordoned off while work is being carried out.
Operating Instructions
Disk type non-return valves
RV Solid series
Copy of the original operating instructions
en
21 / 34
BAA RV Solid