Operations Manual
RST Operation Picking up / Laying Down of the RST
The D-Tech tool requires no formal rig up or on-site testing prior to running the tool. The rig operations team should verify the TFA in the bit matches the recommendations, that the WITS decoder is up and running, and that there are no issues with the rig equipment that could interfere with the operation of the D-Tech tool. Make-up Torque Specs The D-Tech tools uses standard API connections on the top and bottom of the tool. The tool should be made up just as any other tool on the rig but paying attention to keep the tong jaws away from the steering body. (Refer to Figure 10).
Connection
Description
Recommended Torque
7 – 9 klb (9.5 – 12.2 kNm) 9 – 11 klb (12.2 –14.9 kNm) 16 – 18 klb (21.7 – 24.4kNm) 28 – 32 klb (37.9 – 43.4kNm) 28 – 32 klb (37.9 – 43.4kNm) 54 – 58 klb (73.2 – 78.6kNm)
1 3 ½ Reg
D-Tech RST 475/500 Bit Box Connection
2 3 ½ IF
D-Tech RST 475/500 Top Connection
3 4 ½ Reg
D-Tech RST 650/675 Bit Box Connection
4 4 ½ IF
D-Tech RST 650/675 Top Connection
5 6 5/8 Reg
D-Tech RST 800/900 Bit Box Connection
6 6 5/8 Reg
D-Tech RST 800/900 Top Connection
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