Matatakitoyo Torque Tools OBT2 Manuale utente

Quick release button design.

Push the button to release socket.

PUSH

Insert square drive securely to the socket.

BEFORE STARTING

HOW TO USE

leftright center

Position of ratchet lever for

clockwise/counter clockwise tightening.

TORQUE

1/2”

After all the nuts are installed, use a torque wrench to tighten them one

by one in the order of the screws.

4 holes 5 holes

1. Study this instruction before use.

This torque wrench is calibrated and tested before leaving the factory, it is certiﬁed to meet the current standard speciﬁcation and has

an accuracy of C.W. ±4% / C.C.W. ±6%.

3. THIS TOOL IS A PRECISION MEASUREMENT AND DESIGNED FOR MANUAL TIGHTENING FASTERNERS ONLY.

DO NOT USE IT AS A NUT BREAKER OR FOR ANY OTHER PURPOSE.

4. Do not over torquing the fastener, or it will cause tool’s damage and serious injury.

5. Do not use this tool near rotating machinery.

6. Disassemble this tool or make any adjustments will result in

the loss of accuracy and invalidating the warranty.

7. Do not continuously apply force after hearing the clicking

sound or feel shock.

8. Do not use any kind of extension on the handle of the tool.

This will not only damage the tool, also aﬀect the accuracy.

9. Do not immerse grease inside ratchet head.

It may cause unexpected damage.

10. Use special care at minimum torque setting.

11. Please wear gloves and goggles when working.

CONTENTS

LIGHT BLUE

WHITE

GREY

BLUE

YELLOW

Main Scale

Knob

Quick Release

Ratchet Lever Grip Hand ForceTube

Manual

WARNING

STOP

CLICK

Choose a qualiﬁed socket

Do not continuously apply force after

hearing the clicking sound or feel shock.

ManualSupplied in a plastic box.

Torque wrench

OBT2

OPERATION MANUAL

Adjustable Torque Ｗｒｅｎｃｈ

Multi Pre-Set Type

Models covered

1. Please return torque value to just below lowest reading when not in use. Do not turn below lowest reading. (See D)

2. If this tool has not been used for a period of time, it shall be preloaded several times at its maximum torque setting.

This will allow internal lubricant to recoat.

Clean this tool by wiping with a clean cloth after operation and storage in a dry environment.

Do not dip any type of liquid in this tool. This may damage the internal of this tool.

4. This tool should be recalibrated a period of 12 months, or 5,000 cycles,

whichever occurs ﬁrst. To contact with local vendor or

an authorized repair center for supporting.

For example : ITEM NO. OBT2-190N，To set torque to 135 Nm.

Pull down the knob, rotate the required value 135 Nm/GREY (See

A) to align the vertical Grey dot of the handle (See B), that is, the

torque value 135 Nm (See C).

1. Pull down the knob to unlocked.

2. Turn the adjustable knob Clockwise or Anti-clockwise

(Right or left) to set the desired torque.

3. Push up the knob to set ﬁnished.

HOW TO SET TORQUE VALUE

TORQUE CONVERSION FACTORS

MAINTENCE AND STORAGE

SPECIFICATION

Accuracy : C.W. ±4% / C.C.W. ±6%

Conversion-formula :

Units to be converted × Factor = Corresponding unit

Example : Convert 5 lbf.ft into cN.m

Solution : 5 × 135.6 = 678 cN.m

Units to be

converted

1 mN.m

1 cN.m

1 N.m

1 ozf.in

1 lbf.in

1 lbf.ft

1 gf.cm

1 kgf.cm(kp.cm)

1 kgf.m(kp.m)

1000

7.062

113

1356

0.098

98.07

9807

0.1

100

0.706

11.3

135.6

0.01

9.807

980.7

0.001

0.01

0.007

0.113

1.356

0.0001

0.098

9.807

0.142

1.416

141.6

192

0.014

13.89

1389

0.009

0.088

8.851

0.0625

0.0009

0.868

86.8

0.0007

0.007

0.738

0.005

0.083

0.00007

0.072

7.233

10.2

102

10197

1152.1

13826

1000

100000

0.01

0.102

10.2

0.072

1.152

13.83

0.001

100

0.0001

0.001

0.102

0.0007

0.0115

0.138

0.00001

0.01

=mN.m =cN.m =N.m =ozf.in =lbf.in =lbf.ft =gf.cm =kgf.cm

(kp.cm)

=kgf.m

(kp.m)

Corresponding unit

GREY GREY

1 2 3 A B C

Unlock LockSet

1 Years

5000 Times

ØD2

ØD ØD1

Unit : mm

Color

OBT2-190N

(OBT2-140F)

OBT2-190N

OBT2-140F

43.0

41.2

515.6

ØD

25.4

ØD1

38.3

ØD2

43.8

88 Nm (65 ft.lb)

108 Nm (80 ft.lb)

135 Nm (100 ft.lb)

163 Nm (120 ft.lb)

190 Nm (140 ft.lb)

YELLOW

BLUE

GREY

WHITE

LIGHT BLUE

1/2” 1.43

ITEM NO. SET Nm (ft.lb)

Made in Taiwan

E-mail:[email protected]om

www.matatakitoyo.com

MATATAKITOYO TOOL CO., LTD.

No. 63, Ln. 493, Sec. 3, Zhongshan Rd., Tanzi Dist.,

Taichung City 42754, Taiwan

TEL : 886-4-2533 5893

Manufacturer Jan. 2023

Version

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