SLB Tools Golden Rules

10 Golden Rules for setting Down Hole Tools

for setting Down Hole Tools

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10 Golden Rules

10 Golden Rules for setting Down Hole Tools 1-Job Preparation

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Find out Casing Size and weight (Tool Dressing) Depth and Temperature (Rubbers & O-rings) Tubing Size, Weight & Thread type (X-over & Drill Collars) Type of Job Fishing Diagram Back up (Spare elements, O-rings, Slips, …) – Best is to have a second tool ready to go Function Test Pop Joints (Avoid long stick ups) Physical Check (X-over) Scraper run, Perforations blur will damage the elements

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10 Golden Rules for setting Down Hole Tools

2- Never hang a String with a loose connection

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 Specially while hanging a heavy string downhole (Hurricane/ DLT jobs)

10 Golden Rules for setting Down Hole Tools

3- Minimum Left Hand Turns

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 Never exceed 3 left hand turns  While unlatching RBP start with 1 turn and proceed with 1/4 turns  If failed after 3 left hand turns do 5 right hand turns and repeat  Exception: Storm Valve

10 Golden Rules for setting Down Hole Tools

4- Surface Handling

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 Never put slips around packer body  Connect a 5’ Pop Joint on top of the tool

10 Golden Rules for setting Down Hole Tools

5- Signals At The Tool

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 Signals at surface may differ from signals the tool receives down-hole  Send Big Signals specially in deep/ deviated wells  To make sure Positrieve safety position pick up as much as derrick lets

10 Golden Rules for setting Down Hole Tools

6- Up Weight & Down Weight

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 Record and mark up weight and down weight of the string and the distance between them before trying to set the tool

10 Golden Rules for setting Down Hole Tools

7- Don’t Rely On Your Memory

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 Write down all steps of the job in a tally book and take it during the job  Mark setting depth and other important points on the tubing  record all job data

10 Golden Rules for setting Down Hole Tools

8- Have Your Eyes On the Weight Indicator

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 M/D is the only indicator in setting a tool  Notice and record all changes on M/D during the job

10 Golden Rules for setting Down Hole Tools

9- Tight Top To Down

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 Tightening a connection on the rig floor may unscrew upper connections  While tightening a string mark and have your eyes on upper joints

10 Golden Rules for setting Down Hole Tools

10- Let the elements relax

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 As soon as the tool is unset before pulling up let the rubber elements relax for 5 to 10 minutes.