Yanmar RH170 Operator's Manual
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Yanmar RH170 Operator's Manual

Yanmar RH170 Operator's Manual

Rotary tiller
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OPERATOR'S MANUAL
ROTARY TILLER
RH170
RH190
Original instructions
https://tractormanualz.com/

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Summary of Contents for Yanmar RH170

  • Page 1 OPERATOR’S MANUAL ROTARY TILLER RH170 RH190 Original instructions https://tractormanualz.com/...
  • Page 2 https://tractormanualz.com/...

  • Page 3: To The Owner

    TO THE OWNER Be sure to read this operator’s manual before using. This operator’s manual describes how to use this rotary correctly and safely and precautions for using it. Read this manual carefully before using the rotary. Keep this manual close to your tractor, after you have read through it. - Do not use this rotary until you understand the contents of this operator’s manual.
  • Page 4 Never work for a purpose other than agricultural works and never modify by yourself. Keep in mind that it would not be covered by the warranty in case that the rotary is modified without the approval of YANMAR. Applicable tractor...

  • Page 5: Table Of Contents

    TABLE OF CONTENTS TO THE OWNER Safety instructions 1-1. General cautions 1-2. When checking before and after work 1-3. When attaching/detaching the rotary 1-4. Cautions for work 1-5. Storing after work 1-6. Location of safety labels After-sale service Warranty documents After-sale service Outline of rotary Attaching and detaching the rotary...

  • Page 6: Safety Instructions

    [1] Safety Instructions - Be sure to follow the instructions described here for safety operations. - If you do not follow the safety instructions, it may cause injury, death, and may cause a breakage on the rotary. * Some instructions may not apply the rotary. 1-1.
  • Page 7 CAUTIONS ■ Never modify by yourself. Use always genuine spare parts and never modify by yourself. ■ Perform check and service. Be sure to check and service before and after using the rotary. ■ Perform periodical check and service. Perform periodical check and service at least annually or every 1000 hours operation when the time comes earlier.

  • Page 8: When Checking Before And After Work

    1-2. When checking before and after work WARNING ■ Prevent the rotary from falling down when checking and servicing. At the time of check and service, close hydraulic slow/stop valve to prevent the rotary from falling down. In addition, put stands under skids or tilling blade shaft for safety.

  • Page 9: When Attaching/Detaching The Rotary

    1-3. When attaching/detaching the rotary WARNING ■ Perform attaching/detaching the rotary to/from the tractor on a flat place. Perform attaching/detaching the rotary on a flat and stabilized place. Light up at night time. ■ Never allow bringing a person close up to the tractor and rotary.

  • Page 10: Storing After Work

    ■ Never put hand or foot under the rotary. Never get under the rotary. Never put hand or foot under the rotary. ■ Keep a child away from the tractor. Never bring a child close to the tractor. ■ Beware of dashing of the tractor in rotary work.
  • Page 11 ■ Perform check and service on a flat and stabilized place. Perform check and service on a flat and stabilized place to prevent the machine from moving or falling down. ■ Be sure to stop the engine for check and service.

  • Page 12: Location Of Safety Labels

    1-6. Location of safety labels Keep the safety instructions labels clean and clearly visible for your safety. If any of them are damaged or missing, replace them with new ones. 1． 1B1657-10630 2． 1A6150-93151 3． 1B1657-10660 https://tractormanualz.com/...

  • Page 13: After-Sale Service

    Maintenance parts or spare parts are available for 10 years after the production of this tractor series has been discontinued. However, special parts will be subject to consultation. Yanmar may be able to supply a particular part after the normal supplying period.

  • Page 14: Outline Of Rotary

    [3] Outline of rotary 1． Rear cover 9． Gear box 2． Hanger rod 10．Rotary pinion shaft 3． Main frame R 11．Rotary cover 4． Main frame L 12．Tilling blade R 5． Mast 13．Tilling blade L 6． Upper arm stay 14．Rotary shaft 7．...

  • Page 15: Attaching And Detaching The Rotary

    [4] Attaching and detaching the rotary WARNING - Perform attaching and detaching the rotary on a flat place. Take special attention if attaching or detaching the rotary at night with well lighting facility. - When reversing the tractor for attaching the rotary, keep people stay away from the tractor and rotary. - In adjusting a rotary, Apply the parking brake of the tractor, stop the engine and move all speed shift levers to neutral position whenever adjusting the rotary.
  • Page 16 Setting the lower ling and the lift link EF393T EF393T+RH170 Tractor model EF393T Lower link hole position Lift link hole position Check chain hole position [A] Lift link [B] Lower link EF494T+RH190 EF494T Tractor model EF494T Lower link hole position...

  • Page 17: Installing The Top Link

    IMPORTANT - When vibration occurs by wear of the pin and the hole, replace wear parts with new ones promptly. Installing the top link EF393T EF393T+RH170 Tractor model EF393T Top link length [L] 590 mm Top link hinge hole position...

  • Page 18: Attaching/Detaching The Rotary

    4-3. Attaching/detaching the rotary WARNING - Never raise the rotary with installing only one side lift link. - Be sure to stop the engine whenever removing or installing the PTO drive shaft. It may cause an injury. 4-3-1. Attaching the rotary 1.
  • Page 19 IMPORTANT - Check the lock pin is placed in the groove of the PTO shaft and the rotary pinion shaft. When the pin is placed in the groove, the pin will return back. 4-3-2. Detaching the rotary WARNING - Be sure to stop the engine whenever removing or installing the PTO drive shaft[a]. It may cause an injury. 1.

  • Page 20: Adjusting The Rotary

    4-4. Adjusting the rotary Adjust the rotary after attaching to the tractor. 1. Be sure that the PTO shift lever and the main gear shift lever is at the “N” (neutral) position. Be sure the parking brake is applied. Start the engine. 2.

  • Page 21: Installing Tilling Blade

    If not, the rotary may fall down and may cause an injury. Tilling blade installing (figure from the back side view) [1] Right tilling blade: [4] Bolt M12x35, fine thread RH170/24 blades, RH190/27 blades [5] Nut M12, fine thread [2] Left tilling blade: [6] Spring washer M12 RH170/24 blades, RH190/27 blades...
  • Page 22 [a] and install left tilling blade on the right side of the flange. Then, install blade by alternating right and left blades. (The under figure shows RH170) [a] Rotating direction of tilling blade shaft [1] Right tilling blade [7] Small blade (L) Left side of the rotary (R) Right side of the rotary https://tractormanualz.com/...

  • Page 23: Check Before Work

    [5] Check before Work Check the rotary before work for safety and trouble less work. Correct a trouble if any. Check the rotary after work too. 1. Put the tractor on a flat level place and apply the parking brake. 2.

  • Page 24: Adjusting The Rotary To Work

    The rotating blades push the tractor when blades hit hard objects. 6-1. PTO shift Choose adequate PTO gear speed from the following table according to work and field conditions. RH170/EF393T RH190/EF494T PTO shift PTO speed (rpm)
  • Page 25 2. Raise the rear cover. (open) Pull out the snap pin [A], lift the rear cover and insert the snap pin to the desired hole for work. Height is a three-stage of [1], [2], and [3]. The right figure shows the stage [3]. (Highest) https://tractormanualz.com/...

  • Page 26: Periodical Check And Maintenance

    [7] Periodical check and maintenance 7-1. Periodic check table A: Grease C: Check R: Replace Time (every hours) Remarks Item After 100 200 300 400 500 600 After 600 hour work Replace every 300 Gear box hours. Replace every 300 Chain case hours.

  • Page 27: Replacing Gearbox Oil

    7-2. Replacing gearbox oil Check oil level as the rotary is lowered on a flat and level place. <Oil level check> Check the oil level with the dipstick [1]. Remove the dipstick [1] and wipe off oil. Insert the dipstick without tightening and pull it out. See the oil on the dipstick between upper limit (a) and lower [1] Dipstick [A] gearbox...

  • Page 28: Replacing Bearing Case R Oil

    7-4. Replacing bearing case R oil <Oil replace> Remove the protector R [A] of the bearing case R. Remove and wipe off oil. Reinstall the protector R [A]. Remove the plug [1] and put specified amount of oil. Oil: Gear oil SAE #90 Amount: 0.1 Liter Replace: Every 300 hours [A] protector R...

  • Page 29: Replacing Tilling Blade

    7-6. Replacing tilling blade It is the time to replace tilling blade when the blade is New blade worn out and the tip of the blade [A] is sharpened as the right figure shows. It is suggested to replace blade in a little earlier time for better efficiency work. It is too late to replace bent or broken blade.

  • Page 30: Others

    [8] Others Specification Model RH170 RH190 Applicable tractor EF393T EF494T Overall length (mm) Overall width (mm) 1875 2075 Overall height (mm) 1030 Weight (kg) Drive system Side drive Hitch type Standard 3 point hitch Tilling width (mm) 1665 1870 Quantity...
  • Page 31 OPERATOR’S MANUAL RH170/RH190 Copyright © 2013 YANMAR CO., LTD. All Rights Reserved. This manual may not be reproduced or copied in whole or in part, without the written consent of YANMAR CO., LTD. https://tractormanualz.com/...
  • Page 32 0A051-B00200 Sep. 2013 http://yanmar.com PRINTED IN JAPAN https://tractormanualz.com/...

This manual is also suitable for:

Rh190

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