OREC America RM98 Operating Instructions Manual
Brush Rover
RM98
0259‐72000
Please fully read and understand all the important points in these
instructions before operating this machine.
When you purchase this machine, please ask the retailer to explain the
Safest way to operate it.
Please keep these operating instructions and the warranty safe so that they
may be easily referred to at anytime.
OREC America Inc.
(To the retailer)
Please inspect this machine before shipping it to the customer, and register for warranty at
www.orecamerica.com/warranty
1
Getting Started
Thank you for purchasing this machine. These instructions explain the correct and easy way to
always keep this machine in fine working order and how to operate it safely and effectively.
Please read these instructions fully before using this machine in order to understand the safest,
most efficient way of operating it, and the correct way to look after it.
Please keep these instructions in a safe place where they can be easily referred to at any time.
We hope you will use this machine for many years to come.
Please understand that ongoing improvements in quality and performance, and other possible
parts changes may cause the actual machine to vary slightly from what is described in these
instructions.
Machine Regulations
This machine is designed to cut overgrown weeds and brush; it is not a lawn mower. Therefore
it doesn't offer the same quality cut as a finishing mower. This machine is best suited for
agricultural areas and is intended mainly for commercial users.
Definitions and Symbols
In these instructions, the following labels and definitions are used to indicate the level of danger
that exists. Please obey the following warnings and have a full understanding of the meaning of
the symbols.
Symbol Definitions
DANGER
WARNING
CAUTION
Displayed when failure to obey instructions can result in death or serious
injury.
Displayed when there is a danger of death or serious injury.
Displayed when failure to obey instructions can result in injury, or when not
attending to the machine and adjusting it can also result in injury.
NOTICE
Displayed when it is important to know about operation and maintenance
specific to this machine, or at times when misunderstandings or mistakes
are common.
2
Contents
For Safe Operation ............................................................................................................ 4
Warning Labels ....................................................................................................... 4
Important safety points ............................................................................................ 6
Names of Parts .................................................................................................................. 13
Working of Each Part ........................................................................................................ 14
How to Assemble the Machine ........................................................................................ 17
Effective Operation of the Machine ................................................................................. 18
Initial inspection before running the machine .......................................................... 18
How to start and stop the engine ............................................................................ 18
How to Drive, Change Speed, Turn, Stop (Park) .................................................... 22
How to adjust the height of the steering wheel according to a physique ................... 28
Oil Parts Inspection, Replacement, and Lubrication ..................................................... 28
Transmission oil lubrication, inspection, and replacement ...................................... 28
Engine oil inspection, replacement, and lubrication ................................................ 29
Replacement of the oil filter ..................................................................................... 30
Inspection, Replacement, and lubrication of HST oil .............................................. 30
How to Lubricate Each Part ............................................................................................. 32
How to Inspect, Maintain, and Adjust Each Part ............................................................ 32
How to clean the air filter ......................................................................................... 32
How to inspect and adjust the spark plug ............................................................... 33
How to inspect fuel lines ......................................................................................... 33
How to clean the fuel filter ....................................................................................... 34
How to adjust tire pressure ..................................................................................... 34
How to clean engine coolant ................................................................................... 34
How to adjust each cable and belt, and rod ............................................................ 35
Precautions in cold climates .................................................................................... 38
Long-term storage of the machine .......................................................................... 38
Blade Inspection and Replacement ................................................................................ 39
How to inspect the blades ....................................................................................... 39
How to exchange the blades ................................................................................... 40
How to fix the blades ............................................................................................... 41
How to maintain and inspect the battery ........................................................................ 41
Rehydration and replenishment of battery fluid ....................................................... 41
The process of removing the battery ....................................................................... 42
Auxiliary Charging ................................................................................................... 42
Installation Procedures ............................................................................................ 43
Specifications .................................................................................................................... 44
Included Parts and Tools ................................................................................................. 44
Consumable Parts ............................................................................................................ 45
Periodic Voluntary Inspection Table ............................................................................... 46
Parts Supply Term limit .................................................................................................... 48
Limited Warranty ............................................................................................................... 49
Warranty Claim Procedure ............................................................................................... 50
3
For Safe Operation
Please read these instructions regarding safety and operation before operating this machine.
In order for this machine to operate at its highest capacity, please perform maintenance and
inspections as recommended in this manual.
Warning Labels
The warning labels are attached to the machine to draw attention to potentially serious dangers.
Please be sure to fully understand the meanings of the warning labels before operating this
machine.
Always wear safety glasses or goggles and ear protection while operating the
machine.
Keepbodypartsawayfromrotatingparts.
4
(0304-71100)
(0259-82200)
(0259-82500)
(0220-70700)
(0220-71100)×2
(0220-70800)×2
Position of labels affixed to installed engine will be slightly diff
(0220-70800)
(0259-82400)
erent.
NOTICE
In the case that these warning symbols become difficult to see, please replace them
so that they can be easily seen and understood.
5
Important Safety Points
This machine is equipped with a high-powered engine and fast moving blades. Misuse of this
machine can result in serious injury or death. Before using this machine, please be sure to read
these instructions and understand and obey the following warnings.
Notes for the operator of this machine
WARNING
The operator of this machine should fully read these instructions. You can safely use
this machine only after gaining a full understanding of its operation and safety use
guidelines.
Operate this machine only after fully reading and understanding the included engine
instructions that are included.
The operation and maintenance of this machine should only be performed by trained
persons.
Do not allow children, expectant mothers or any untrained person to use this machine
as accident and injury can result. Also, please check and observe local laws which
may place age limits on the operation of machinery.
Do not operate if suffering from fatigue, illness or if under the influence of alcohol or
drugs. Accidents and injury can result from operation of the machine in these
situations.
When lending this machine to another person
WARNING
When lending this machine to another person it is the owner’s responsibility that the
following conditions are met:
The owner should explain how to operate the machine and have the new operator fully
read these instructions. The owner should then guide the new operator until they have
a comprehensive understanding of the machine’s operation and safety guidelines. The
owner should lend these instructions to the new operator.
When lending this machine to a person who cannot read English, the owner should
take responsibility for fully explaining its safe operation.
Before lending the machine to another person, the owner holds responsibility for the
management of this machine, including checking that all parts are correctly attached
and that all functions are working correctly.
Managing gasoline safely
DANGER
Under no circumstances should you handle gasoline in the presence of lit cigarettes,
open flame, or other sources of ignition. Gasoline is an extremely flammable liquid and
there is a danger of fire and explosions.
Caution when starting the engine
DANGER
Do not run the engine in a place that is poorly ventilated. Engine exhaust is odorless
and contains carbon monoxide which can cause death or serious injury.
6
WARNING
Store gasoline and oil safely away from sources of flame, and out of the reach of
children. Accidents and injury can result.
Please refuel in a place that is well ventilated. As gasoline is a highly volatile
substance, you may become ill if you operate the machine in a poorly ventilated place.
Do not open the fuel cap while running the engine.
When refueling, be sure to stop the engine and allow it to cool down. There is a danger
of suffering burns.
When refueling, be sure not to fill the fuel tank over the maximum level. If you do overfill
the fuel tank, remove fuel until it sits below the maximum level. Over-fueling can cause
fire and other accidents.
After refueling, securely close the fuel cap and store the machine in a safe place with
no sources of ignition. There is a danger of fire.
If you spill gasoline, move the machine a safe distance away without starting the
engine. Starting the machine in close proximity to a fuel spill can result in a fire or other
accidents. Use a waste cloth to wipe away the excess gasoline and dispose of the cloth
according to local laws and regulations.
Be sure to change your clothes immediately if they come into contact with gasoline.
There is a danger that any gasoline on your clothes could ignite or cause you to feel ill.
Do not refuel in places such as inside a car or on a truck, as they could move
unexpectedly. Refuel after placing your fuel container safely on the ground, away from
vehicles. Fuel spills can cause fire and other accidents.
Do not remove the refueling nozzle from the fuel tank until you have finished refueling.
Fuel spills can cause fire and other accidents.
Do not use a type of gasoline other than that specified. There is a danger of fire and
explosions.
Do not allow highly flammable substances to be near the engine or the path of the
exhaust as this can cause a fire.
Do not touch the engine or muffler, as they become extremely hot during operation and
can cause severe burns. Be especially careful when getting on and off the machine.
Do not allow weeds and leaves to accumulate in the engine or the HST unit. Be
especially careful of accumulation in the recoil cover, HST fan cover, air filter, and near
the muffler. Overheating and fire can result.
Before starting the engine, always sit the seat, and make sure the cutting height
adjustment lever is all the way up, the brake pedal is engaged (or locked), and the
blade clutch is in the [OFF] position.
After starting the engine with the blade clutch in the [off] position, check the V-belt to be
absolutely certain that it is not moving. If the V-belt is moving even a little, immediately
switch off the engine and adjust the belt guard and the cables. Taking these
precautions can avoid injury and accidents.
Do not modify the engine as this can cause accidents or explosions. Altering this
machine in any way will void the warranty. Orec America Inc. will bear no responsibility
for damage or injury caused by alterations or modifications.
Do not try to alter the position of the engine governor or change the set rotation speeds.
7
■Caution when loading and unloading
WARNING
When using a truck to load or unload the machine, use caution and be certain to park
on a flat and safe surface. A truck moving suddenly can cause injury and accidents.
Attach a gently sloping ramp securely to the truck’s loading platform and lower the
engine speed. Proceed with caution as injury and accidents can be caused by the
machine tipping over or running out of control.
Do not change the auxiliary shift lever while on a slope, as this may cause accidents
or injury.
Before operating the machine
WARNING
Do not drive on public roads. Please be aware of the regulations and the dangers of
operating this machine near public roads
Please be sure to check the effectiveness of the brake each time. Failure to check and
adjust the brakes may cause serious accidents or even death. Please check for one or
more of the following:
(1) The machine doesn’t move if two adults push the machine when the auxiliary shift
lever is [0] position and the parking brake is applied.
(2) The tires lock up when the emergency brake is applied while the machine is in use
(3) The machine doesn’t move on a slope when the parking brake is engaged
Absolutely do not try to modify this machine (including modification of the protective
cover and safety cover) as this can cause injury and accidents. Altering this machine
in any way will void the warranty. Orec America Inc. will bear no responsibility for
damage or injury caused by alterations or modifications.
Do not change or tamper with the safety apparatus. Inspections should be performed
periodically to ensure the safety apparatus is working correctly.
For safety reasons, use the recommended accessories and attachments that are best
suited to the ground you are working on and the type of work you are performing.
This machine is for a single passenger only. Do not let other adults, children, or pets
ride on the machine. Doing so can cause injury to the other people/pets and damage
to the machine.
Wear suitable clothing when operating this machine. Please wear the following items
to protect against injury and reduce the possibility of accidents.
Long sleeves, long pants Protective glasses
Non-slip shoes Gloves
Helmet Ear Protectors
Cuffs and hems of loose clothing and jewelry can become entangled in the machine.
Avoid wearing such items to help prevent injury and accidents. Long hair should be
tied up inside a helmet.
Ensure that no part of your body comes into contact with the moving blades of this
machine. There is the possibility of serious injury such as the severing of hands and
feet.
Do not remove any parts of this machine that have been fitted as standard. To prevent
accidents, be sure to use all covers and parts in the same state in which they originally
came.
8
Be sure that there are no people, animals or vehicles close by. Taking these
precautions can avoid injury and accidents.
Before starting the machine, remove any rocks or branches that could be thrown from
the machine and cause injury to bystanders or damage to the machine. In fields with
rocks and loose branches, please operate the machine with the blade set higher for
safety. Locking knives or scattering rocks may cause serious injury.
When working in a dangerous area, erect markers to prevent you from mistakenly
getting too near to obstacles, ditches, soft path edges, slopes steeper than 10°, or
uneven ground.
Display a “MOWING” sign and erect a guard rope to prevent people (especially
children) from coming within 100 FEET of the machine. The grass clippings will be
discharged from the right rear of this unit. However, objects like debris, stones, wood
etc. may come out from all directions of the mowing deck.
Use this machine during daylight or with sufficient artificial light only. Do not operate
this machine at night when poor visibility will not allow you to be fully aware of your
surroundings. Not being able to notice dangerous objects and bystanders is a cause
of serious injury and accidents.
Do not use this machine on wet grass. It is easy to slip on wet grass, causing injury
and accidents.
When you identify areas on the machine that are in need of maintenance, please turn
off the machine and ensure that the repairs are completed before starting the machine
again.
Always check that the tire mounting bolts are securely tightened. If these are loose,
please tighten.
It is very dangerous if the blade comes off. Please tighten the nuts and bolts of the
blade set. If the blade is getting old, replace it with a new one.
It is very dangerous to operate the machine while the blade replacement cover is
open. Make sure it is always closed. The blade replacement cover should only be
opened when replacing the blade. It should remain closed at all other times.
Using the roll-over protection
WARNING
To avoid injury or death from roll-over, keep the roll bar in the raised locked position
and use the seatbelt.
Lower the roll bar only when absolutely necessary.
There is no roll-over protection when the roll bar is in the down position.
-Do not wear the seat belt when the roll bar is in the down position.
-Drive slowly and carefully
-Raise the roll bar as soon as clearance permits.
Spark arrester (optional)
WARNING
This product is NOT equipped with a spark arrester. In some areas, it is illegal to
operate the engine without a spark arrester. Please check local laws and regulations.
An optional USDS approved spark arrester is available through your engine service
dealer.
Spark arrestor (Briggs & Stratton) item code: 88-794945
9
Caution during operation
WARNING
For safety reasons, do not make sudden starts/stops or sharp turns.
During operation, blades, chains and belts are hidden by a cover, be sure to keep
hands and feet well away. Touching these parts can cause serious injury such as the
severing of limbs.
Do not operate the machine with the side cover raised. There is a danger of injury and
damage from rocks and other debris being thrown from the blades.
This machine is designed to minimize flying debris but there is the possibility of flying
debris coming out of the cutting structure. For this reason, do not work under the
assumption that debris cannot fly out and hit people and property.
During operation, the rotating blades come right to the edge of the blade cover. Under
no circumstances should you put your hands inside the cover to try to clear weeds,
etc. Taking necessary precautions in regard to the blade can avoid injury.
Before removing entangled weeds or other foreign objects, be sure to stop the engine,
let it cool and then remove the spark plug cord. Check that the blades have stopped
moving before carefully removing any entangled material.
Remove accumulations of weeds or leaves from the cooling fan, the exhaust pipe and
the muffler to help prevent engine trouble and possible fire.
Be sure that there are no people, animals or vehicles close by. When operating this
machine, always maintain a distance of over 100 FEET between you and bystanders.
If people or animals come near, release the blade clutch and switch off the engine.
Taking precautions can avoid injury and accidents.
Take care to move and turn the machine gently. Stop the blades when not cutting
weeds or brush. Taking such precautions can avoid injury and accidents.
If you notice any unusual noises, odors, heat or vibrations during the operation of this
machine, switch off the engine immediately, remove the spark plug cord and ensure
that all movable parts have completely stopped. Have the machine inspected for
damage and obstructions, and have any damaged parts repaired before using.
Watch for holes in the ground and protruding tree roots. Also watch for obstructions
that could be hidden in long weeds or brush. Operating the machine on rough ground
may cause you to lose your grip on the handle, causing injury and accidents.
Be careful when approaching blind corners, bushes, and trees which block your line of
sight. Such obstructions can keep children and animals hidden from view
Do not operate this machine near rivers and drop-offs, people and buildings.
Accidents can be caused by falls and collisions
When moving the machine backwards, check that there are no people or obstacles
behind you. When reversing, there is a danger of being trapped between the machine
and a wall or falling from drop-offs.
Do not leave the machine unattended with the engine running. When you leave the
machine, always stop the engine and lock the parking brake pedal and unplug the
ignition. After operating, keep the fuel cock closed.
CAUTION
If you do hit something when operating the machine, switch off the engine
immediately. Confirm that the blades have stopped moving and then check them for
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damage such as bending and twisting.
Check all areas of the machine for damage and have parts repaired or replaced if
necessary.
Using the machine on slopes
WARNING
When operating on slopes, serious accidents can be happen if you slip and the
machine rolls over. Be especially careful when working in such areas and stop
operating the machine immediately if you feel there is any danger at all.
Do not operate the machine on slopes of more than 10°.
Maintain a constant speed on the slope and refrain from unnecessary gear shifting as
there is a risk of falling and slipping.
There is a risk of collapse and falling from the shoulder when driving on the shoulder
between a flat area and a sloped area. Operate the machine on flat safe ground.
Do not change directions on a slope. The machine could roll over, causing injury and
accidents.
Do not operate the machine on wet slopes. It is easy to slip on wet grass and suffer
injury and accidents.
Watch for holes in the ground and protruding tree roots. Also watch for obstructions
that could be hidden in long weeds and brush. You can lose control of the steering
wheel, causing injury and accidents.
When operating on slopes, do not leave the machine with its clutch off or the speed
change lever in neutral. The machine could run out of control, causing injury and
accidents.
Children
WARNING
When operating this machine, be particularly aware of children. Children are often
interested in mowers and may be drawn to you. As children may not be concentrating
on their surroundings, tragic accidents can occur if you take your eyes off of them.
Please be keenly aware of the following points:
Do not allow children to come into the area where you are working. Make sure that
young children are securely in the care of an adult other than the operator.
Switch off the engine immediately if children enter the area where you are working.
Do not allow children to operate the machine. Check and obey local laws which may
place age limits on the operation of machinery.
Be careful when approaching blind corners, bushes, and trees which block your line of
sight. Such obstructions can hide children from view.
11
Maintenance
WARNING
Be sure to switch off the engine and remove the spark plug cord before performing
any inspection, adjustment or maintenance on this machine.
When performing inspection, adjustment or maintenance, use appropriate tools in
order to work as safely as possible.
Regular inspections are essential to maintain the quality and performance of the
machine. Be sure to conduct beginning, monthly, and annual inspections. Orec
America is not responsible for accidents or damage resulting from failure to perform
regular maintenance and inspections.
This machine is equipped with extremely sharp blades. When inspecting or handling
the machine, do not directly touch the blades. Exercise caution by wearing gloves and
wrapping the blades in cloth. If you notice any abnormalities in the blades, do not try to
repair them, but have them replaced. Taking this precaution can avoid injury and
accidents.
Damage to the belt cover, blade cover, or flying debris prevention cover, could cause
injury or accidents. Be sure to have any damaged parts replaced before using the
machine again.
If there is something wrong with the machine during the operation, stop working to
check immediately, and check again after work, and make any necessary repairs.
Be sure to check that the covers of rotating parts are refitted correctly in their original
positions after being removed. Poorly fitted covers could open during operation and
cause serious injury.
Check that all nuts and bolts are securely tightened.
Perform comprehensive inspection and adjustment of parts such as the drive clutch,
blade clutch, brake, throttle, and gear change.
When rubber fuel lines become old, they can split and dangerous fuel leaks can occur.
Change rubber parts immediately if they split, or every 3 years regardless of damage.
At this time, also change the fastening bands for the new parts.
Be sure to check that the bolts in the wheels and blades are tightly fastened. Make
sure that the detachable cover used for changing the blades is closed before
operating the machine.
When replacing the blades, also replace the attached nuts and bolts as there is a
possibility of accidents caused by worn or damaged parts. Never substitute nuts and
bolts with those that are not recommended.
Remove fuel when storing or transporting the machine. Accidents and damage can be
caused by fuel spills or fuel that has expired.
When storing the machine, place it on a flat surface away from sources of flame.
Taking precautions can avoid accidents and damage.
Before storing the machine, remove foreign material such as weeds and leaves. Clean
away any oil spills or fragments stained with oil.
Make sure that the engine and muffler have completely cooled down (at least 5
minutes) before inspection and maintenance, or before putting on the storage cover.
For safety reasons, replace the parking brake shoe and the entire blade brake before
they reach 100 hours of use.
12
Depending on operating conditions, there may be occasions when incidents arise which are not
(8)
(6)
covered by the warnings in this manual. The operator should always use common sense and
put safety first when using this machine.
Names of Parts:
(7)Shift Lever
Auxiliary Shift Lever
(9) Differential Lock Lever
(2) Throttle Lever
(11) Blade Exchange Cover
(5)Cutting Height Adjustment Lever
(12)Seat
(4) Light Switch
(3) Choke Lever
(10) Parking Brake Pedal
Blade Clutch Lever
(1) Engine Switch
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Working of Each Part:
(1) Engine Switch
Insert for the key, and operates [START], [RUN], and [OFF].
(2) Throttle Lever
Adjusts the engine speed by [LOW] - [HIGH].
(3) Choke Lever
Used to start the engine during cold weather. [CLOSE] position by pulling, and [OPEN]
position by putting back. This operation is not necessary when the engine is warm.
(4) Light Switch
Pressing the switch once: [ON]; and pressing the switch again: [OFF]. The switch turns
blue when the light is [ON].
This light is for driving only. Do not use it for operation. It may cause a risk of falling if
the operator suddenly enters dangerous surroundings. Drive at a slow speed when the
light is turned on.
(5) Cutting Height Adjustment Lever
This machine can be set to any height between 2” (50mm) and 4.7” (120mm). Press the
cutting height lock button with your thumb at the tip of the adjustment lever. Move the
lever to the height of your choice and release the button to set the height. Use the label
on the right of the position lever as a guide when adjusting the cutting height (shown in
1inch increments).
◇◇When the cutting height adjustment lever is NOT all the way up, the engine will not
start◇◇
The height of the knife blade when the knife is rotating is different than when the knife
has stopped (the knife is lifted because of high speed centrifugal force). The scale is the
number of knife rotations. Please be aware of the actual cutting height as you work.
14
For safety reasons, please be sure that the cutting height adjustment lever is all the way up
when driving but not mowing, when you leave the vehicle, and when driving in reverse.
(6) Blade Clutch Lever:
Operates by turning the power transmission [ON] / [OFF].
◇◇The blade clutch lever cannot be operated when the cutting height adjustment
lever is all the way in the up position. ◇◇
(7) Shift Lever:
Use this lever for driving, stopping
operations, and adjusting the direction
and speed of travel. Moving the shift lever
from the [Neutral / N] position to forward
will put the machine in [Forward / F], and
moving it backwards will put it in [Reverse
/R]. You can increase or decrease the
speed by moving the lever further forward
or backward. Using the adjustment screw
allows you to keep the lever engaged with
minimum pressure.
(8) Auxiliary Shift Lever:
[(HI)] position is for [MOVE]. Please do
the mowing operation in the [(LOW)]
position.
For safety reasons, when you work on a
slope, please work on a slope of 10° or less.
Adjustmentscrew
Please make sure that you put the lever through the guide notch on each shift lever
position. In the [NEUTRAL / N] position, you can push the machine without starting the
engine.
When you operate the machine, make sure the lever is securely in position (low or high).
Adjusting speeds while driving or operating when the lever is not firmly in place is very
dangerous and may cause slipping through the gears. When you push the machine without
starting the engine, be sure at least two people push it.
Always turn the lever to the [(LOW)] position while mowing. Mowing at [(HI)] position is
excessively fast and may cause an accident, as there is less time to avoid collision.
(9) Differential Lock Lever:
Normally use the lever in the [OFF] position. To keep the rear wheels from slipping on
soft and/or sloping ground, or when loading and unloading from trucks or trailers, turn
the differential lock lever to the [ON] position on both rear tires to increase the turn
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