Canrig 1250AC-681 Manual Download

Page: 6 / 6

Model: See affected models

Serial #: N/A

Sep. 29, 2021

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11. To connect the new sensor and cable, refer to Subsection 6E of the Top Drive Parts Manual.

This section contains the schematics that show the correct wiring of the sensor. Contact
RIGLINE 24/7™ if you need assistance.

12. Remove lock-out/tag-out and perform function test to ensure the sensor operates correctly.

13. Continue normal operations.

Summary of Contents for 1250AC-681

Page 1: ...r lock sensor has been replaced with a new handler lock sensor with a simplified design and improved securement Affected Models Top drive models 1250AC 681 1275AC 681 1250AC 865 1275AC 865 Replacement...

Page 2: ...mail support rigline247 com Document ID 19 048 v Rev 2 Copyright 2021 Nabors Drilling Technologies USA Inc All rights reserved 2 of 6 Original Handler Lock Assembly Figure 1 Original Handler Lock Sen...

Page 3: ...ndler lock is engaged and in the lock position before beginning 2 Perform lock out tag out procedures according to local regulations to isolate all forms of energy to the top drive 3 Use appropriate p...

Page 4: ...k sensor bracket with two 1 2 13UNC x 1 hex head bolts and two 1 2 Nord Lock washers See Figure 3 3 Torque bolts to 99 ft lbs per Canrig Engineering Specification ENG 725 Figure 3 Mounting Bracket Ins...

Page 5: ...0 048 Do not adjust the sensor See Figure 5 Figure 5 Sensor Alignment 7 Attach and tighten sensor cable to the back of the sensor as shown in Figure 6 8 Install the unlocking safety clip P N E19187 CL...

Page 6: ...ng Technologies USA Inc All rights reserved 6 of 6 11 To connect the new sensor and cable refer to Subsection 6E of the Top Drive Parts Manual This section contains the schematics that show the correc...