Canrig 1250AC-681 - User Manual

RIGLINE 24/7™: 866.433.4345 | International: +1 281.774.5649 | E-mail: support@rigline247.com
Document ID 19-048 Rev 2 | Copyright © 2021 Nabors Drilling Technologies USA, Inc. All rights reserved.
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Model: See affected models
Serial #: N/A
Sep. 29, 2021
Product Bulletin # TDS-199 Rev 2
Handler Lock Sensor Improvement
Canrig has discontinued the use of the current handler lock sensor assembly (AY10484-X) which is
used on 1250AC and 1275AC top drives. The handler 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 Information
Contact RIGLINE 24/7™ to order the new handler lock sensor assembly. Install the new sensor on
the handler lock assembly following the procedure described below.
Table 1: Handler Lock Sensor Assembly Options
Old Handler
Lock Sensor
New Handler
Lock Sensor
Handler Lock Sensor Description
Sensor
P/N
Bracket
P/N
AY10484 AY24336 Handler Lock Sensor Assy, CENELEC N11521
DT34906
AY10484-1 AY24336-1 Handler Lock Sensor Assy, NEC/CSA N11522

Summary

Handler Lock Sensor Improvement

Affected Models

Lists the specific top drive models impacted by the handler lock sensor replacement.

Replacement Information

Guidance on ordering the new handler lock sensor assembly and where to find installation procedures.

Procedure

Remove Existing Handler Lock Sensor Assembly

Step-by-step instructions for safely removing the old handler lock sensor assembly.

New Handler Lock Sensor Installation

Detailed steps for installing the new handler lock sensor bracket, sensor, and associated hardware.

Canrig 1250AC-681 Specifications

General

Brand	Canrig
Model	1250AC-681
Category	Industrial Equipment
Language	English