![background image](http://html.mh-extra.com/html/sealey/stw900-series/stw900-series_manual_1226120001.webp)
SQ DRIVE TORQUE WRENCH MICROMETER
STYLE - CALIBRATED SERIES
MODEL NO:
STW900 SERIES
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.
1. SAFETY
9
Ensure all workshop safety rules, regulations, and conditions are complied with when using torque wrench.
9
Maintain the wrench in good condition and replace any damaged or worn parts. Use genuine parts only. Non-authorised parts may be
dangerous and will invalidate the warranty.
9
The wrench is a precision tool,
DO NOT
abuse it.
9
Maintain correct balance and footing. Ensure the floor is not slippery and wear non-slip shoes.
9
Keep children and unauthorised persons away from the working area.
WARNING! DO NOT
use the wrench if damaged or thought to be faulty. (Contact Service Agent).
8
DO NOT
drop or throw the wrench.
8
DO NOT
use wrench unless you have been instructed in its use by a qualified person.
8
DO NOT
use any cleaner which might affect the high pressure grease with which the wrench is packed.
9
After use adjust to lowest torque setting (but not below),clean and store in a safe, dry, childproof location.
2. INTRODUCTION
Flip reverse Chrome Vanadium steel ratchet head with smooth action mechanism. Scales graduated in both 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. Aluminium knurled handle for comfort and control. Supplied in EVA
tray.
3. SPECIFICATION
4. OPERATION
4.1.
PREPARING TO SET TORQUE (fig.1)
4.1.1.
Release torque adjuster by sliding the collar backwards. Set torque (see 4.2) and then lock in place by sliding the collar forwards.
STW900 SERIES Issue 1 22/05/20
Original Language Version
© Jack Sealey Limited
Refer to
instructions
Model
STW901 STW902 STW903
STW904
STW905
STW906
STW907
Drive
1/4”
3/8”
3/8”
1/2”
1/2”
3/4”
3/4”
Length
245mm
245mm
420mm
520mm
575mm
1050mm
1210mm
Range
5-25Nm
5-25Nm
20-120Nm 40-220Nm 60-330Nm 100-600Nm 160-800Nm
fig.1