| 1 |
Ensure compliance with
internal procedure – safe system of work for manual test rigs.
 |
| 2 |
Visually examine for external defects, damaged threads, etc.
|
| 3 |
Connect to the test rig as shown.
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| |
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| 4 |
Unscrew adjuster to minimum setting.
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| 5 |
Raise pressure until valve functions –
note performance of reseat. Repeat in increments of 2,000 PSI to the valve’s upper limit.
Reseat must remain within 5% of cracking pressure at all times. Valves that fail to reseat
within 5% are to be reworked.
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| 6 |
Hold on pressure for approximately 2 minutes.
Check for pressure decay and leakage.
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| 7 |
Remove from test rig and immediately plug both ports.
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| 8 |
Ensure that Test Certificate log is completed and
mark valve with the information contained on the production documentation. Affix CE mark.
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| 9 |
Pass to inspection.
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