Emerson Copeland 3290262, Technical Information

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TI_Unit_CO2_Stream_04_EN_Rev00 Ident number 3293976 (P/N 900-0010-00/Rev00) 2/3
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Apply teflon sealing tape (0.1x12 mm) to the changeover valve by 5 to 6 turns clockwise ( Figure 4 ).
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Mount the changeover valve onto the liquid receiver; torque to 50 Nm ( Figure 5 ).
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Apply teflon sealing tape (0.1x12 mm)
to both NPT PRV‘s by 5 to 6 turns clockwise (
Figure 6 ).
Figure 4 Figure 5 Figure 6
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Mount both PRV
‘s into the changeover valve; torque to 40 Nm
(Figure 7) .
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Turn the spindle into middle position so that both PRV ports are open (Figure 8) .
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Close the shut-off valves on the compressor (discharge port) and on the liquid receiver (Figure 9) .
▪
Open the high-pressure valve and perform a bubble leak test on all connections between liquid receiver,
changeover valve and PRV’s
(Figure 10) .
▪
Pressurize the liquid receiver with nitrogen (5 bar) and perform a preliminary leak test.
▪
Perform the final leak test at 80 bar.
Figure 7 Figure 8 Figure 9
Figure 10