How To Make The Pressure Test Of Retrievable Packer with Bypass

How To Make The Pressure Test Of Retrievable Packer with Bypass

Pressure Testing of HPHT Retrievable Packer

Pressure-test the tool assembly after redressing and before going on a job.
The following pressure-test procedure consists of two main parts:
(1)Testing the integrity of the hydraulic-slip O-rings,
(2)Testing the assembly.
Pressure-Testing the Integrity of the Hydraulic-Slip O-rings
Ensure all safety precautions are taken prior to beginning any pressure testing.These
precautions should include the erection of signs and barriers,PA announcements,removal
of non-essential personnel,and the use of work permits and never test alone.
Test fluids should be drained and the tool should be dried as much as
practical after shop testing.
a.Install o-rings onto test fixture into the bottom of splined case and place
a piece of casing over hydraulic slip body
Note:Casing must be the ID of casing for the packer range.
b.Push on top coupling to force mandrels down and close bypass.This
should move freely.
c.Test bypass area of tool to 5,000 psi.
d.Hold test for 5 minutes.No leaks accepted.
e.Release the test pressure.
f.Remove test fixture and casing from Hydraulic slip body.
g.Open bypass by pushing on bottom of mandrel.This should move freely.

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