Yanmar RH170 Operator'S Manual Download Page 4

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Symbols used

DANGER

"DANGER" indicates an imminently hazardous situation

which, if not avoided, will result in death or serious injury.

WARNING

"WARNING" indicates a potentially hazardous situation

which, if not avoided, could result in death or serious

injury.

CAUTION

"CAUTION" indicates a potentially hazardous situation

which, if not avoided, could result in minor or moderate

injury.

IMPORTANT

This [IMPORTANT] symbol indicates important proper

operation or service messages in this manual. When

you see this symbol, carefully read the messages that

follow.

[NOTE]

“NOTE” describe precautions to take while working.

The using purpose of the rotary

Use this rotary for tilling and/or cultivating farm land by attaching to an agricultural

tractor.

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

Rotary Model

Tractor Model

RH170

EF393T

RH190

EF494T

https://tractormanualz.com/

Summary of Contents for RH170

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

Page 2: ...https tractormanualz com ...

Page 3: ...en you lend or transfer this rotary attach this operator s manual to the rotary When lost or damaged the operator s manual or safety labels order promptly it from the store you purchased the rotary The operator s manual describes safety instructions for safety operations Be sure to read before use The rotary may change using parts for improvement A part of illustrations pictures and contents etc m...

Page 4: ...es important proper operation or service messages in this manual When you see this symbol carefully read the messages that follow NOTE NOTE describe precautions to take while working The using purpose of the rotary Use this rotary for tilling and or cultivating farm land by attaching to an agricultural tractor Never work for a purpose other than agricultural works and never modify by yourself Keep...

Page 5: ...talling the lower link and the lift link 13 4 2 Installing the top link 15 4 3 Attaching detaching the rotary 16 4 4 Adjusting the rotary 18 4 5 Installing tilling blade 19 5 Check before work 21 5 1 Check procedure 21 5 2 Check points 21 6 Adjusting the rotary to work 22 6 1 PTO shift 22 6 2 Adjusting rear cover 22 7 Periodical check and maintenance 24 7 1 Periodic check table 24 7 2 Replacing ge...

Page 6: ... medication etc Drunk Pregnant Under aged to take driver s license Suitable clothing for work Don t wear loose clothing or muffler to avoid from being caught in a control lever or rotating part Wear non slip shoes and helmet When lending others the machine Explain how to operate and tell to read the operator s manual well before use When equipping an implement to the rotary read the operator s man...

Page 7: ...e 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 Follow traffic regulation when driving on a road Observe traffic regulation when driving on a road https tractormanualz com ...

Page 8: ...haft for safety 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 Reinstall removed covers Be sure reinstalling covers that were removed for servicing CAUTION Be sure a rotation part stops Move PTO gear shift lever to the neutral position and stop the engine Be sure the rotating parts...

Page 9: ...lifting the rotary After attaching the rotary to the tractor check the connection of top link lower links and lift links before lifting the rotary by the position control lever 1 4 Cautions for work WARNING Pay attention to people around the tractor when steering or reversing the tractor with the rotary Be careful of surrounding people when reversing or steering the tractor with the rotary Be sure...

Page 10: ... and or there are hard object such stones wood or stump or much straws etc in a field The rotating blades push the tractor when blades hit hard objects Use the rotary for only tilling work Never work other than rotary tilling work 1 5 Storing 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 preve...

Page 11: ...ice and repair or cleaning Reinstall removed covers Be sure reinstalling covers that were removed for servicing CAUTION Put the rotary on a flat place when storing When you store the rotary lower the skid put on a flat place and put a support to prevent from falling down Be sure a rotation part stops Move PTO gear shift lever to the neutral position and stop the engine Be sure the rotating parts s...

Page 12: ...ety 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: ...tary Items to be required Model name and serial number Z Model name and serial number RH170 RH190 Using situation kind of work e g paddy field vegetable field etc Operating hours Check the operating hours with the tractor hour meter Situation or working type when the fault occurs as in detail as possible Availability of spare parts Maintenance parts or spare parts are available for 10 years after ...

Page 14: ...y 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 Chain case cover 15 Top link hitch point 8 Skid 16 Lower link L hitch point 17 Lower link R hitch point https tractormanualz com ...

Page 15: ...er the skid put on a flat place and put a support to prevent from falling down Install PTO shaft cover on the tractor if PTO drive is not used When an additional implement is equipped install balance weight as required to maintain stability 4 1 Installing the lower link and the lift link 1 Install the lower link and the lift link A Top link adjust leaning of the rotary backward or forward BL Lift ...

Page 16: ...le position b EF393T A Lift link B Lower link EF494T RH190 Tractor model EF494T Lower link hole position b Lift link hole position 1 Check chain hole position d EF494T A Lift link B Lower link 2 Adjust the length of the right lift link BR by turning the turnbuckle and make lower ling links D being the almost same height https tractormanualz com ...

Page 17: ...replace wear parts with new ones promptly Installing the top link EF393T RH170 Tractor model EF393T Top link length L 590 mm Top link hinge hole position 2 EF393T C Top link D top link hinge EF494T RH190 Tractor model EF494T Top link length L 520 mm Top link hinge hole position 2 EF493T C Top link D top link hinge https tractormanualz com ...

Page 18: ...e right lower link B to the rotary 3 Attach the top link C to the rotary 4 Connect the drive shaft G A Lower link left B Lower link right C Top link D Lift link left E Lift link right F Check chain G Drive shaft 2 Connecting position of top link and lower link to the rotary 1 2 Lower link connecting position 3 Top link connecting position 3 Connecting the drive shaft G Push the lock pin b and put ...

Page 19: ...drive shaft a It may cause an injury 1 Put the tractor on a flat and hard place 2 Set right and left skids b to the lowest position 3 Lower the rotary till skids are on the ground 4 Stop the engine b Skid right and left 5 Remove the drive shaft Push the lock pin and pull the drive shaft Remove the rotary side first 6 Pull out the pin of a top link and remove the top link 7 Remove the right side lo...

Page 20: ...tor B by adjusting right and left check chains b The free play C of right and left movement of the rotary is about 10 mm at the top link hitch pin or lower link hitch pin parts Be sure to insert the snap pin to the check chain after adjustment IMPORTANT Do not tighten check chains too much strongly It may cause a breakage 5 Start the engine and engage the PTO shift lever to the low speed Raise and...

Page 21: ...upport under the tilling blade shaft or skids for sure 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 RH170 24 blades RH190 27 blades 2 Left tilling blade RH170 24 blades RH190 27 blades 3 Flange 4 Bolt M12x35 fine thread 5 Nut M12 fine thread 6 Spring washer M12 L Rotary left side R Rotary right side Blade and ...

Page 22: ...her 7 Small hole The figure from the left side view a Rotating direction of tilling blade shaft from the rotary left side view b Moving direction of rotary from the rotary lift side view Small hole is arranged as the under figure shows The small hole indicates the starting point installing right tilling blade on the left side of the flange as the figure shows Rotate the blade shaft in the directio...

Page 23: ...tary is level with the ground 4 Move the position control lever to raise the rotary at the maximum height Check that the rotary is level with the tractor WARNING Be sure reinstalling covers that were removed for servicing If not it may cause an injury accident CAUTION Move PTO gear shift lever to the neutral position and stop the engine Be sure the rotating parts stop completely when performing ch...

Page 24: ...h stones wood or stump or much straws etc in a field 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 1 2 1 2 PTO speed rpm 584 836 568 769 Blade shaft speed rpm 256 367 249 337 Engine speed rpm 2800 2800 6 2 Adjusting the rear cover Adju...

Page 25: ...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: ...shaft oil seal right C C Check every 300 hours 8 Tilling blade shaft bearing left R Replace every 600 hours 9 Tilling blade shaft bearing right R Replace every 600 hours 10 Driven shaft bearing left R Replace every 600 hours 11 Chain C Check every 600 hours 12 Rear cover hinge pin A C C Check every 300 hours 13 Rear cover hinge pin collar C C Check every 300 hours Lubrication Oil type Capacity Rem...

Page 27: ... to drain the oil Remove the dipstick and pour new oil of specified amount Oil type Gear oil SAE 90 Amount 1 7 Liter Replace Every 300 hours 2 Drain plug 7 3 Replacing chain case oil Oil level check Remove the oil level plug and check oil amount If the oil amount is adequate oil will come out a little If more than the specified amount much oil comes out If oil is less than the specified amount no ...

Page 28: ...of rotary shaft may be damaged Replace the damaged one immediately A protector R 1 Plug 7 5 Grease and oil Grease to the grease nipple or apply grease to the moving parts after every day work If worked in the field with water be sure to grease to the grease nipple to push out muddy water A Apply grease to moving part PTO drive shaft Separate the shaft and apply grease on sliding part Apply grease ...

Page 29: ... 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 Refer to 4 4 5 Installing tilling blade for replacing blade New blade To be replaced A When this part is sharpened as the figure shows the blade must be replaced https tractormanualz com ...

Page 30: ... Drive system Side drive Hitch type Standard 3 point hitch Tilling width mm 1665 1870 Tilling blade Quantity 48 blades L24 R24 54 blades L27 R27 Rotation diameter at blade tip mm 425 Installing type Flange Note All technical data measurement and weight are approximate and the manufacturer has the right to make alteration without prior notice https tractormanualz com ...

Page 31: ...om 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: ...ROTARY TILLER 0A051 B00200 Sep 2013 http yanmar com PRINTED IN JAPAN https tractormanualz com ...

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