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Sumake ST-IW1640 User Manual

1/2" composite impact wrench twin-hammer
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SUMAKE
1/2" Composite Impact Wrench
Specification:
Free Speed
Capacity Bolt Size
Max. Torque
Working Torque
Overall Length
Air Consumption
Air Inlet (PT)
Air Hose (I.D.)
Air Pressure
Net Weight
SUMAKE INDUSTRIAL CO., LTD
4F,NO.351,Yangguang St.,Neihu District TAIPEI, TAIWAN, ZIP:114-91
PNEUMATIC TOOLS
(Twin-Hammer)
ST-IW1640
10,000 r/min
3/4" (M19)
850 ft-lb (1152 Nm)
660 ft-lb (895 Nm)
7.48" (190 mm)
17 CFM (480 L/min)
1/4" (6.35 mm)
3/8" (10 mm)
90 psi (6.3 bar)
4.6 lbs (2.1 kg)
Noise and Vibration:
Vibration
EN ISO 28927-2
Sound Pressure Level
under load: 96.5 dB(A)
under load:
8.6 m/s²
Sound power level
under load: 107.5 dB(A)
Uncertainty
²
K= 1.5 m/s
Noise
Remark
EN ISO 15744
Please always
wear ear
protector at
environment
noise level > 80
dB(A) due to
risk of impaired
Uncertainty
hearing!
K= 3dB
ST-IW1640-S-1808B-JUF

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Summary of Contents for Sumake ST-IW1640

  • Page 1 Air Hose (I.D.) 3/8” (10 mm) risk of impaired Uncertainty Uncertainty Air Pressure 90 psi (6.3 bar) hearing! ² K= 1.5 m/s K= 3dB Net Weight 4.6 lbs (2.1 kg) SUMAKE INDUSTRIAL CO., LTD 4F,NO.351,Yangguang St.,Neihu District TAIPEI, TAIWAN, ZIP:114-91 ST-IW1640-S-1808B-JUF...

  • Page 2: Ec Declaration Of Conformity

    DECLARATION OF CONFORMITY SUMAKE INDUSTRIAL CO., LTD. 4F, No. 351, Yangguang St., Neihu District, Taipei City, Taiwan declare in sole responsibility that the equipment Equipment： 1/2" COMPOSITE IMPACT WRENCH (TWIN-HAMMER) Model/ Serial No.：ST-IW1640 to which this declaration applies, complies with these normative documents: ...

  • Page 3: Operation Method

    Trigger set has other objects stuck on it or the Disassemble and repair does not bounce back correctly spring is broken, deformed or rusty Motor keeps running Trigger function normally Trigger O-ring worn out or valve set damaged Disassemble, repair and replace parts or broken ST-IW1640-I-1808B-JU...

  • Page 4: Parts List

    ST-IW1640 1/2" COMPOSITE IMPACT WRENCH (TWIN-HAMMER) PARTS LIST Parts No. Description Q'ty Parts No. Description Q'ty IW1640-01 Housing IW1640-22 Cover IW1640-02 O-Ring IW1640-23 Screw IW1640-03 Trigger IW1640-24 E-Ring IW1640-04 Spring Pin IW1640-25 Ball Bearing IW1640-05 Muffler Filter IW1640-26 Rear Plate...

  • Page 5: Impact Wrench

    IMPACT WRENCH Original instructions SUMAKE Industrial Co. Ltd.
  • Page 6 The tool has been manufactured in conformity with the instruction of EU machine directive. The EU mark will be considered void in the event of inexpert repairs, the use of non-original parts and in case of non-observance of the safety instructions in the user’s manual. Possible direct or indirect consequential damages are not the responsibility of SUMAKE Industrial co., Ltd. General safety rules: Watch the tool at all times when in use.
  • Page 7 3. If the operator experiences symptoms such as persistent or recurring discomfort, pain, throbbing, aching, tingling, numbness, burning sensations or stiffness, these warning signs should not be ignored. The operator should tell the employer and consult a qualified health professional. Safety precautions for accessory hazards 1.

  • Page 8: Risk Of Injury

    General preparation and connection: When using brand-new air hose or air pipe. Blow and clean the inside of air hose or pipe before installation. Keep inside of air hose or air pipe clean to prevent airdrop problem caused by the lots of drain and dust accumulated and possibly make the inside diameter smaller in the long use.

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