background image

-29-

■スロットルノブの操作方法  

How to operate a throttle knob

回転方向切替えレバーの回転方向を必ず確認してから始動してください。

Operate a tool after checking the direction of the switching lever.

1段目は低速回転し、1段目から2段目までス
ロットルノブをゆっくり引くとそれに応じ
て回転(負荷時では発生トルク)も徐々に
あげることができます。

Two stage linear type throttle mechanism allows 
lower rotation at the first step and corresponding 
rotation (Torque generation in the event of load) 
can be gradually increased by pulling a throttle 
knob slowly from the first step to the second. 

ON

2段リニア式スロットル機構装置  

Two stage linear type throttle mechanism

Summary of Contents for Y-41A

Page 1: ...18 20 1 8 28 28 24 27 29 30 31 33 32 34 35 Sq Y 41A 41B Y 46 46E 46A 46B Y 140 140E...

Page 2: ...ches safely 21 23 9 16 Warnings and cautions for safe use of pneumatic tools 28 24 27 29 Tightening torque of touch joint 28 30 31 33 32 36 37 INSTRUCTION MANUAL FOR IMPULSE WRENCH Pistol type Square...

Page 3: ...1...

Page 4: ...2 1 100...

Page 5: ...3 5...

Page 6: ...4 85dB 85dB...

Page 7: ...5...

Page 8: ...6...

Page 9: ...7...

Page 10: ...8 1 2 3 TKa 46 32 ISO VG32...

Page 11: ...s or your YOKOTA representative to obtain the Manual or the warning label and then properly retain the Manual or replace the warning label In cases where you transfer or rent this product be sure to a...

Page 12: ...ly vary particularly in case of high velocity airflow This phenomenon is commonly referred to as mid flow loss or piping loss which results from loss or leakage to outside due to friction between airf...

Page 13: ...lfunctions of the pneumatic tool or accidents supply clean and dry com pressed air to it For that purpose it is recommended to install an air drier air filter etc Use proper air hose Use an oil resist...

Page 14: ...hazardous situation Pay careful attention to noise levels There are restrictions on noise levels prescribed by the laws and regulations as well as prefectural ordinances The pneumatic tool must be us...

Page 15: ...he pneumatic tool with great care Do not throw or drop the pneumatic tool to give it shocks Rough handling of the pneumatic tool could result in accidents or malfunctions of it Handle the air hose wit...

Page 16: ...nce the pneumatic tool is in imminent danger while in use NEVER bring your hand or a cloth to the moving part of the pneumatic tool Do not bring the pneumatic tool into contact with electricity Since...

Page 17: ...pneumatic tool with parts or screws dismounted from it Doing so could result in accidents Immediately stop using the pneumatic tool if there is any abnormality on the tool If there is any abnormality...

Page 18: ...motor part through the air inlet two or three times a day For that purpose it is recommended to install a lubricator with automatic drop function Above remommended oil can be handled by us Be sure to...

Page 19: ...ice factory For repair of the pneumatic tool ask us or our authorized or designated service factory through your YOKOTA dealer or distributor Note that we are not responsible for any accidents or defe...

Page 20: ...18 0 4 0 6MPa...

Page 21: ...19 1 2...

Page 22: ...20 6 6 10...

Page 23: ...ent for power tools If attachments for hand tools are used there is a risk of breakage which may cause the accident such as scattering of fragments Therefore be sure to use attachments for power tools...

Page 24: ...damage and replace them if needed Precautions for use Check the tightening direction Operate a tool after confirming the direction of switching lever When switching the direction make sure that the to...

Page 25: ...has been in storage for more than 6 months may cause oil leakage because of damage to the seal part on the impulse mechanism When putting the tool in storage for a long period be sure to make the peri...

Page 26: ...select the suitable tool to meet the work condition Model Bolt Capacity Free Speed Approx 1 Torque Adjustable Range Reference Square Drive Air Inlet Thread Pipe Thread Air Hose Size Noise Level Weigh...

Page 27: ...Height about Spindle Offset about Y 46A 46B M6 8000 rpm 17 24 N m 6 35mm Rc1 4 79dB A 1m 0 82kg 156 5mm 160 5mm 18 5mm Y 41A 41B M5 M6 9000 rpm 7 5 11 N m 6 35mm Rc1 4 72dB A 1m 0 78kg 141mm 162mm 17...

Page 28: ...T Torque Tester Please select the suitable tool to meet the work condition Model Bolt Capacity Free Speed Approx 1 Torque Adjustable Range Reference Square Drive Air Inlet Thread Pipe Thread Air Hose...

Page 29: ...27...

Page 30: ...should be made when the motor is in stop condition Place a reverse lever to the positions of R or L properly A tool does not rotate with the reverse lever set to the intermediate position How to opera...

Page 31: ...ver 1 1 2 Two stage linear type throttle mechanism allows lower rotation at the first step and corresponding rotation Torque generation in the event of load can be gradually increased by pulling a thr...

Page 32: ...justment screw with a hexagon wrench to set torque Turning right increases torque and turning left decreases torque Do not turn the torque adjustment screw all the way to the maximum position or the m...

Page 33: ...a hexagon plug with a hexagon wrench When you set torque please tighten a hexagon plug even at test tightening Hammer Case Hexagon Wrench Hexagon Plug 1 Torque Adjustment Screw one turn loosened from...

Page 34: ...ngth of the pin should be proper enough not to be extruded out of the socket O Fix an o ring over the socket to prevent the pin from coming off Mounting of a socket Pin Pin Hole Socket Main Shaft O O...

Page 35: ...r the B type main shaft When the bit chuck is released it will return to the original position Make sure that it does not fall off To remove the bit pull the bit while pulling the bit chuck Mounting a...

Page 36: ...34 R L Yes No...

Page 37: ...35 Yes No...

Page 38: ...toms of troubles and countermeasures Main shaft bushing seizure Reverse lever opening and closing operation failure Too low air pressure Silencer jam Throttle knob opening and closing operation failur...

Page 39: ...it is turned by fingers The tool does not stop even after a throttle lever is released Dust contamination Seized main shaft bushing Damaged ball bearing Damaged vane Motor part seizure Motor part sei...

Page 40: ...aka 550 0023 Japan TEL 81 6 6581 1721 FAX 81 6 6581 1725 Hiroshima Office 4 2 8 Nishikaniya Minami ku Hiroshima City Hiroshima 732 0804 Japan TEL 81 82 263 1473 FAX 81 82 262 3894 Kokura Office 2 12 3...

Reviews: