sealey STW400 1/2”SQ DRIVE MICROMETER TORQUE WRENCH User Guide

: June 5, 2024
: SEALEY

Table of Contents

SAFETY
INTRODUCTION
SPECIFICATION
OPERATION
RECALIBRATION
Documents / Resources
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)

1/2” SQ DRIVE MICROMETER TORQUE WRENCH
MODEL NO: STW400

Thank you for purchasing a Sealey product. Manufactured to a high standard, this product will, if used according to these instructions, and properly maintained, give you years of trouble-free performance.
IMPORTANT: PLEASE READ THESE INSTRUCTIONS CAREFULLY. NOTE THE SAFE OPERATIONAL REQUIREMENTS, WARNINGS & CAUTIONS. USE THE PRODUCT CORRECTLY AND WITH CARE FOR THE PURPOSE FOR WHICH IT IS INTENDED. FAILURE TO DO SO MAY CAUSE DAMAGE AND/OR PERSONAL INJURY AND WILL INVALIDATE THE WARRANTY. KEEP THESE INSTRUCTIONS SAFE FOR FUTURE USE.

****	Refer to the instruction manual

SAFETY

✓ Ensure all workshop safety rules, regulations and conditions are complied with when using the torque wrench.
✓ Maintain the wrench in good condition and replace any damaged or worn parts. Use genuine parts only. Unauthorized parts may be dangerous and will invalidate the warranty.
✓ The wrench is a precision tool, DO NOT abuse it.
✓ Maintain correct balance and footing. Ensure the floor is not slippery and wear non-slip shoes.
✓ Keep children and unauthorized persons away from the working area.

WARNING! DO NOT use the wrench if damaged or thought to be faulty (Contact Service Agent).

× DO NOT drop or throw the wrench.
× DO NOT use a wrench unless you have been instructed in its use by a qualified person.
× DO NOT use any cleaner which might affect the high-pressure grease with which the wrench it is packed.
✓ After use adjusts to the lowest torque setting (but not below), clean, and store in a safe, dry, childproof location.

INTRODUCTION

Flip reverse Chrome Vanadium steel ratchet head with smooth action mechanism. Scale graduated in Nm and lb. ft. Calibration tolerance in accordance with BS EN ISO 6789-1:2017. Wrenches are individually tested to standards with ±4% accuracy and each wrench is issued with an individually numbered test certificate. Aluminum knurled handle for comfort and control. Supplied in storage case.

SPECIFICATION

Model no ………………………..STW400
Drive ……………………….1/2” Sq
Length …………………… 430mm
Range ……………………25-220Nm(18.5-162.4lb. ft)

OPERATION

4.1. Hold torque wrench so that required scale – foot. pounds or Newton. meters – is uppermost and visible.
4.2. Pull collar downwards to adjust torque setting.
4.3. Turn to adjust the grip to select torque setting as follows, for a required setting of 56ft. lb:
4.4. Turn grip until the top edge of grip is level with the 50ft. lb line on the handle scale and the zero graduation on the grip is aligned with the center line of the handle scale.
Rotate handle further, clockwise, until 6.0 graduation on grip is aligned with centre line to give a setting of 50 + 6 = 56ft.lb.
4.5. When tightening the nut/bolt you will feel and hear the wrench mechanism click when the set torque is reached.
Immediately stop applying force to the wrench to avoid overtightening nut/bolt. The wrench will reset ready for the next application.
NOTE: If the wrench has not been used for some time, operate it a few times, at a low setting, to ensure all internal parts are coated in grease.

RECALIBRATION

5.1. CALIBRATION CHECK
We recommend ensuring continued accuracy the calibration of each wrench should be checked annually, beginning one year after first use. Calibration should also be checked after any impact, over-torquing, or another misuse. Contact your Sealey stockist to arrange recalibration.

ENVIRONMENT PROTECTION
Recycle unwanted materials instead of disposing of them as waste. All tools, accessories, and packaging should be sorted, taken to a recycling center, and disposed of in a manner that is compatible with the environment. When the product becomes completely unserviceable and requires disposal, drain any fluids (if applicable) into approved containers and dispose of the product and fluids according to local regulations.

Note: It is our policy to continually improve products and as such we reserve the right to alter data, specifications, and component parts without prior notice.
Important: No Liability is accepted for incorrect use of this product.
Warranty: This product comes with a lifetime guarantee against manufacturing defects.

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Sealey Group, Kempson Way, Suffolk Business Park, Bury St Edmunds, Suffolk. IP32 7AR

| 01284 757500
---|---
| 01284 703534
| sales@sealey.co.uk
| www.sealey.co.uk

© Jack Sealey Limited
Original Language Version
STW400 Issue:1 14/06/22