Matatakitoyo Torque Tools OBT User manual

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”
Main Scale Knob
Quick Release
Ratchet Lever Grip Hand ForceTube
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
11
22
3
3
4
4
5
1. Study this instruction before use.
2. This torque wrench as calibrated and tested before leaving the factory 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. Over torque will cause tool damage and personal injury.
5. Do not use this tool near rotating machinery.
6. Disassemble this tool or make any adjustments will result of
losing accuracy and void the warranty.
7. Do not continuously apply force after hear click or feel shock.
8. Do not use any format 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.
Manual
WARNING
Do not continuously apply force
after hear click or feel shock.
CONTENTS
Choose quality socket
ManualSupplied in a plastic box.
Torque wrench
STOP
CLICK
OBT
OPERATION MANUAL
Adjustable Torque Ｗｒｅｎｃｈ
Multi Pre-Set Type
Models covered

E-mail:[email protected]om
www.matatakitoyo.com Made in Taiwan
MATATAKITOYO TOOL CO., LTD.
No. 63, Ln. 493, Sec. 3, Zhongshan Rd., Tanzi Dist.,
Taichung City 42754, Taiwan
TEL : [phone]
Manufacturer
1. Please return torque value to just below lowest reading when not in use. Do not turn below lowest reading. (See B)
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.
3. 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,
an authorized repair center for supporting.
For example : ITEM NO. OBT-120N，To set torque to 108 Nm.
Pull down the knob, rotate the required value 108 Nm to align the
vertical line of the handle (See A), that is, the torque value.
1. Push down the knob to unlocked.
2. Turn the adjustable knob Clockwise or Anti-clockwise
(Right or left) to set the desired torque.
3. Pull upper the knob to set finished.
BHOW TO SET TORQUE VALUE
1 2 3
H
A
W
L
ØD
KG
A
ITEM NO. ØDLW
SET Nm
OBT-120N
OBT-140N
OBT-180N
85, 103, 108, 120
90, 100, 110, 120, 140
90, 110, 130, 150, 180
1/2”
1/2”
1/2”
520
520
520
36
36
36
44.3
44.3
44.3
H
40
40
40
1.3
1.3
1.3
Unlock
Lock
A
Set
B
1 Years
5000 Times
TORQUE CONVERSION FACTORS
MAINTENCE AND STORAGE
SPECIFICATION
Unit : mm
Accuracy : C.W. ±4% / C.C.W. ±6%
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)
1
10
1000
7.062
113
1356
0.098
98.07
9807
0.1
1
100
0.706
11.3
135.6
0.01
9.807
980.7
0.001
0.01
1
0.007
0.113
1.356
0.0001
0.098
9.807
0.142
1.416
141.6
1
16
192
0.014
13.89
1389
0.009
0.088
8.851
0.0625
1
12
0.0009
0.868
86.8
0.0007
0.007
0.738
0.005
0.083
1
0.00007
0.072
7.233
10.2
102
10197
72
1152.1
13826
1
1000
100000
0.01
0.102
10.2
0.072
1.152
13.83
0.001
1
100
0.0001
0.001
0.102
0.0007
0.0115
0.138
0.00001
0.01
1
=mN.m =cN.m =N.m =ozf.in =lbf.in =lbf.ft =gf.cm =kgf.cm
(kp.cm)
=kgf.m
(kp.m)
Corresponding unit
Conversion-formula :
Units to be converted × Factor = Corresponding unit
Example : Convert 5 lbf.ft into cN.m
Solution : 5 × 135.6 = 678 cN.m
MAY 2020
01
Edition