Yanmar RH170 User manual

OPERATOR’S MANUAL
ROTARY TILLER
RH170
RH190
Original instructions
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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.
-When 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. may be different from the actual
rotary.
-Right-hand and Left-hand sides of the rotary are determined by facing
in the direction of the tractor forward travel.
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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
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TABLE OF CONTENTS
TO THE OWNER
1
[1]
Safety instructions
4
1-1. General cautions
4
1-2. When checking before and after work
6
1-3. When attaching/detaching the rotary
7
1-4. Cautions for work
7
1-5. Storing after work
8
1-6. Location of safety labels
10
[2]
After-sale service
11
Warranty documents
11
After-sale service
11
[3]
Outline of rotary
12
[4]
Attaching and detaching the rotary
13
4-1. Installing 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 gearbox oil
25
7-3. Replacing chain case oil
25
7-4. Replacing bearing case R oil
26
7-5. Grease and oil
26
7-6. Replacing tilling blade
27
[8]
Others
28
Specifications
28
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[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. General cautions
WARNING
■ Never operate in such cases.
- Not good physical condition due to overwork, ill or
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 manual of the implement.
When you equip an implement to the rotary, be sure
to read the operator’s manual of the implement well
in advance.
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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.
■ Follow traffic regulation when driving on a
road.
Observe traffic regulation when driving on a road.
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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.
■ 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
stop completely when performing check and
service.
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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.
When driving the tractor to detach/attach the rotary,
keep people away from the tractor and rotary.
■ Check 3-P hitch link connection before 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 to stop the engine when removing
twined objects from tilling blade shaft.
Never fail to stop the engine whenever removing the
twined objects such straw, grass and weeds from
the tilling blade shaft.
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■ 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.
During rotary tilling work, the tractor may dash
suddenly in a field of hard soil condition, 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 prevent the rotary from falling
down. In addition, put stands under skids or tilling
blade shaft for safety.
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