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Tohnichi DOT Series Operating Instruction

Torque wrench checker
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TORQUE WRENCH CHECKER
MODEL DOT
OPERATING INSTRUCTION
DOT
DOT Model
To use this product properly and safely, please read this manual carefully before use. If you have
any question about the product and its operations, please contact your nearest distributor or
TOHNICHI MFG. CO., LTD.

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Summary of Contents for Tohnichi DOT Series

  • Page 1 MODEL DOT OPERATING INSTRUCTION DOT Model To use this product properly and safely, please read this manual carefully before use. If you have any question about the product and its operations, please contact your nearest distributor or TOHNICHI MFG. CO., LTD.

  • Page 2: Table Of Contents

    Contents 1. Specifications..............2 2. Features................2 3. Handling Instructions............3 Torque Wrench Checking 4. Maintenance and Handling Notes........4 5. Accuracy Adjustment............4 6. Measurement Method............. 5 7. Applied Torque Products and Other Notes....7...

  • Page 3: Specifications

    DOT Torque Wrench Checker measure torque values accurately by the use of the amplified twisting of the torsion bar set on the dial gauge. DOT Torque Wrench Checker consists of a torque meter and a loading device (to apply force to the torque wrench), which contribute to high accuracy and user-friendly operations.

  • Page 4: Handling Instructions

    Handling Instructions Torque Wrench Checking a) There is no need to fix the checker onto the table. Place the checker horizontally on the table. b) In case of the square drive head: Insert the square drive of the torque wrench into the socket. If the square drive is small, use the furnished socket between the square drive and the socket.

  • Page 5: Maintenance And Handling Notes

    Maintenance and Handling Notes Maintenance a) Avoid placing the checker in dusty places. b) Inspect the checker approximately every two months, although the period may depend on the frequency of use. Inspection guarantees the accuracy and the life of the checker. It is not necessary to apply lubricant on the checker.

  • Page 6: Measurement Method

    For calibration of DOT models, use the DOTCL Calibration Kit. The DOTCL calibration kit is designed exclusively for Tohnichi DOT Torque Wrench Testers. It is not recommended for use on other equipment. There is no need to fix the kit to a workbench, since the unique design stabilizes the unit itself.
  • Page 7 The following table shows the calibration values for DOT (S.I. models) MODEL CALIBRATION KIT EFFECTIVE LENGTH SCALE HOLDER NECESSARY WEIGHTS DOT35N 5kg, 2kg, Combination Weight 2kg DOTCL360 0.5kg DOT50N 400mm 5kg x 2, 2kg x 2, Combination Weight 2kg DOT100N DOTCL1000 5kg x 4, 2kg x 2, Combination Weight 2kg DOT300N...

  • Page 8: Applied Torque Products And Other Notes

    TEL: 81 3 3762 2455 FAX: 81 3 3761 3852 2-12, Omori-kita, 2-Chome Ota-ku, Tokyo 143-0016, JAPAN E-mail: overseas@tohnichi.co.jp Website: http://tohnichi.jp ■ N. V. TOHNICHI EUROPE S. A. TEL: 32 16 60 66 61 FAX: 32 16 60 66 75 Industrieweg 27 Boortmeerbeek, B-3190 Belgium E-mail: tohnichi-europe@online.be Website: http://www.tohnichi.be...

This manual is also suitable for:

350dot500dot1000dot3000dot7000dot

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