Husqvarna LH 700 User manual

LH 700, LH 804
EN Operator's manual 2-32

Contents
Introduction..................................................................... 2
Safety..............................................................................5
Operation...................................................................... 10
Maintenance................................................................. 18
Transportation, storage and disposal........................... 23
Technical data.............................................................. 26
Registered trademarks................................................. 30
EC Declaration of Conformity....................................... 31
Introduction
Product overview (LH 700)
15
14
13
12
10
11
8
3
1
18
9
16
2
4
7
6
5
16
17
10
1. Ignition lock
2. Handle
3. Throttle control
4. Handle lock for transportation position
5. Lifting point
6. Safety frame
7. Safety straps
8. Eccentric element
9. Type plate
10. Vibration damping units
Note: There are also 7 vibration damping units
between the handle and the engine plate. Refer to
To do a check of the vibration damping units on
page 9 .
11. Water separator
12. Hydraulic oil tank
13. Battery
14. Engine oil dipstick
15. Fuel tank
16. Drain plug for engine oil
17. Air filter indicator
18. Operator's manual
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Product overview (LH 804)
20
19
17
18
16
21
12
11
10
13 15
14
23
25
22
3
24
9
8
3
5
6
4
1
2
7
7
1. Lifting point
2. Safety frame
3. Drain plug for engine oil
4. Safety straps
5. Eccentric element
6. Type plate
7. Vibration damping units
8. Water separator
9. Hydraulic oil tank
10. Battery charger for the remote control
11. Battery for the remote control
12. Emergency stop button
13. Antenna
14. Electronic Control Unit (ECU)
15. Receiver
16. Relays
17. Main switch
18. Fuses
19. Buzzer
20. Product battery
21. Remote control, transport position
22. Fuel tank
23. Engine oil dipstick
24. Air filter indicator
25. Operator's manual
Remote control overview
1234
56
1. Button to connect the remote control to the receiver
2. Engine ON/OFF switch
3. Indicator for battery charge
4. Remote control ON/OFF and emergency stop button
5. Joystick
6. Operation speed
Receiver overview
1 2
4 5 6
3
7
1177 - 001 - 02.04.2020 3

1. Antenna
2. Indicator for remote control connection
3. Indicator for radio communication (RX)
4. Connection for power cord
5. CAN
6. Connection for remote control cable
7. Button for pairing operation
Product description
The product is a reversible plate compactor for
compaction of granular soils in moderately thick layers
to layers of larger depth. The product has a combustion
engine.
The model LH 700 is pedestrian-controlled.
The model LH 804 is operated by a remote control at a
maximum distance of 20 m from the operator.
Intended use
The product is for professional operation only. Use the
product for compaction of different types of fill material,
from sand to rocks. Do not use the product for other
tasks.
Symbols on the product
WARNING: This product can be dangerous
and cause serious injury or death to the
operator or others. Be careful and use the
product correctly.
Read the manual carefully and make sure
that you understand the instructions before
you use the product.
Read the manual carefully and make sure
that you understand the instructions before
you use the product.
Use hearing protection.
Ultra-low-sulfur diesel fuel only.
Hydraulic oil level.
Bio-Hydr.
Biological hydraulic oil.
Lifting point on the safety frame.
Noise emission to the environment as
referred to in the EC directive. The emission
of the product is specified in Technical data
on page 26
and on the label.
This product is in compliance with applicable
EC directives.
XXXXXXXXXX
LH 700: Keep your hands away from this
area.
LH 700: Risk of crush injuries.
LH 700: Risk of injuries. The engine has
moving parts.
LH 700: Risk of injury if the handle falls on
you. Lock the handle in the lifted position.
LH 804: Hydraulic oil pressure.
LH 804: Main switch. Battery ON/OFF.
Do not clean the engine
with a high-pressure
washer.
Note: Other symbols/decals on the product refer to
special certification requirements for some markets.
41177 - 001 - 02.04.2020

Type plate
4 6 753
12
1. Product type
2. Product number
3. Product weight
4. Serial number
5. Manufacturer
6. Rated power
7. Production year
Product liability
As referred to in the product liability laws, we are not
liable for damages that our product causes if:
• the product is incorrectly repaired.
• the product is repaired with parts that are not from
the manufacturer or not approved by the
manufacturer.
• the product has an accessory that is not from the
manufacturer or not approved by the manufacturer.
• the product is not repaired at an approved service
center or by an approved authority.
Safety
Safety definitions
Warnings, cautions and notes are used to point out
specially important parts of the manual.
WARNING: Used if there is a risk of injury or
death for the operator or bystanders if the
instructions in the manual are not obeyed.
CAUTION: Used if there is a risk of damage
to the product, other materials or the
adjacent area if the instructions in the
manual are not obeyed.
Note: Used to give more information that is necessary in
a given situation.
General safety instructions
WARNING: Read the warning instructions
that follow before you use the product.
• This product is a dangerous tool if you are not
careful or if you use the product incorrectly. This
product can cause serious injury or death to the
operator or others. Before you use the product, you
must read and understand the contents of this
operator’s manual.
• Save all warnings and instructions.
• Comply with all applicable laws and regulations.
• The operator and the employer of the operator must
know and prevent the risks during operation of the
product.
• Do not let a person operate the product unless they
read and understand the contents of the operator's
manual.
• Do not operate the product unless you receive
training before use. Make sure that all operators
receive training.
• Do not let a child operate the product.
• Only let approved persons operate the product.
• The operator is responsible for accidents that occur
to other persons or their property.
• Do not use the product if you are tired, ill, or under
the influence of alcohol, drugs or medicine.
• Always be careful and use your common sense.
• This product produces an electromagnetic field
during operation. This field can under some
circumstances interfere with active or passive
medical implants. To decrease the risk of serious
injury or death, we recommend persons with medical
implants to speak to their physician and the medical
implant manufacturer before operating this product.
• Keep the product clean. Make sure that you can
clearly read signs and decals.
• Do not use the product if it is defective.
• Do not do modifications to this product.
• Do not operate the product if it is possible that other
persons have done modifications to the product.
Safety instructions for operation
WARNING: Read the warning instructions
that follow before you use the product.
• Make sure that you know how to stop the engine
quickly in an emergency.
• The operator must have the physical strength that is
necessary to operate the product safely.
• Do not operate the product without all protective
covers installed.
• Use personal protective equipment. Refer to
Personal protective equipment on page 7 .
1177 - 001 - 02.04.2020 5

• Make sure that only approved persons are in the
work area.
• Keep the work area clean and bright.
• Make sure that you are in a safe and stable position
during operation.
• Make sure that there is no risk that you or the
product can fall from a height.
• Make sure that there is no grease or oil on the
handle.
• Do not use the product in areas where fire or
explosions can occur.
• The product can cause objects to eject at high
speed. Make sure that all persons in the work area
use approved personal protective equipment.
Remove loose objects from the work area.
• Before you go away from the product, stop the
engine and make sure that there is no risk of
accidental start.
• Make sure that clothes, long hair and jewelry do not
get caught in moving parts.
• Do not sit on the product.
• Do not hit the product.
• Always operate the product from behind with your
hands on the handle.
• Do not operate the product near electrical cables.
The product does not have electrical insulation and
injury or death can occur.
• Before you operate the product, find out if there are
hidden wires, cables and pipes in the work area. If
the product hits a hidden object, stop the engine
immediately and examine the product and the object.
Do not start to operate the product again until you
know that it is safe to continue.
Remote control safety (LH 804)
WARNING: Read the warning instructions
that follow before you use the product.
• The product can be operated by a remote control for
long distances. Do not operate the product unless
you have clear view of the product and its risk area.
Cordon off the work area to prevent injury to
bystanders.
• Do not operate the product from a longer distance
than 20 m/66 ft.
• Do not let a person operate the remote control
unless they read and understand the contents of the
operator's manual.
• Do not operate the remote control unless you
receive training before use. Make sure that all
operators receive training in the operation of the
remote control and the control system of the product.
If the operator does not know the control system,
sudden movements in the product can occur and
cause injuries.
• Before you go away from the product, stop the
engine and the remote control. Put the remote
control in the transport position behind the rear
cover. Lock the rear cover with a padlock. This
makes sure that the product cannot be used by
persons that are not approved.
• If an error occurs in the control system, push the
emergency stop button on the remote control and
disconnect the battery. Let an approved service
center repair the product.
Vibration safety
WARNING: Read the warning instructions
that follow before you use the product.
• During operation of the product, vibrations go from
the product to the operator. Regular and frequent
operation of the product can cause or increase the
degree of injuries to the operator. Injuries can occur
in fingers, hands, wrists, arms, shoulders, and/or
nerves and blood supply or other body parts. The
injuries can be debilitating and/or permanent, and
can increase gradually during weeks, months or
years. Possible injuries include damage to the blood
circulation system, the nervous system, joints, and
other body structures.
• Symptoms can occur during operation of the product
or at other times. If you have symptoms and
continue to operate the product, the symptoms can
increase or become permanent. If these or other
symptoms occur, get medical aid:
• Numbness, loss of feeling, tingling, pricking,
pain, burning, throbbing, stiffness, clumsiness,
loss of strength, changes in skin color or
condition.
• Symptoms can increase in cold temperatures. Use
warm clothing and keep your hands warm and dry
when you operate the product in cold environments.
• Do maintenance on and operate the product as
given in the operator's manual, to keep a correct
vibration level.
• The product has a vibration damping system that
decreases the vibrations from the handles to the
operator. Let the product do the work. Do not push
the product with force. Hold the product at the
handles lightly, but make sure that you control the
product and operate it safely. Do not push the
handles into the end stops more than necessary.
• Keep your hands on the handle or handles only.
Keep all other body parts away from the product.
• Stop the product immediately if strong vibrations
suddenly occurs. Do not continue the operation
before the cause of the increased vibrations is
removed.
Dust safety
WARNING: Read the warning instructions
that follow before you use the product.
61177 - 001 - 02.04.2020

• Operation of the product can cause dust in the air.
Dust can cause serious injury and permanent health
problems. Silica dust is regulated as harmful by
several authorities. These are examples of such
health problems:
• The fatal lung diseases chronic bronchitis,
silicosis and pulmonary fibrosis
• Cancer
• Birth defects
• Skin inflammation
• Use correct equipment to decrease the quantity of
dust and fumes in the air and to decrease dust on
work equipment, surfaces, clothing and body parts.
Examples of controls are dust collection systems
and water sprays to bind dust. Decrease dust at the
source where possible. Make sure that the
equipment is correctly installed and used and that
regular maintenance is done.
• Use approved respiratory protection. Make sure that
the respiratory protection is applicable for the
dangerous materials in the work area.
• Make sure that the airflow is sufficient in the work
area.
• If it is possible, point the exhaust of the product
where it cannot cause dust to go into the air.
Exhaust fumes safety
WARNING: Read the warning instructions
that follow before you use the product.
• The exhaust fumes from the engine contain carbon
monoxide which is an odourless, poisonous and very
dangerous gas. To breathe carbon monoxide can
cause death. Because carbon monoxide is odourless
and cannot be seen, it is not possible to sense it. A
symptom of carbon monoxide poisoning is dizziness,
but it is possible that a person becomes unconscious
without warning if the quantity or concentration of
carbon monoxide is sufficient.
• Exhaust fumes also contain unburned hydrocarbons
including benzene. Long-term inhalation can cause
health problems.
• Exhaust fumes that you can see or smell also
contain carbon monoxide.
• Do not use a combustion engine product indoors or
in areas that do not have sufficient airflow.
• Do not breathe the exhaust fumes.
• Make sure that the airflow in the work area is
sufficient. This is very important when you operate
the product in trenches or other small work areas
where exhaust fumes can easily collect.
Noise safety
WARNING: Read the warning instructions
that follow before you use the product.
• High noise levels and long-term exposure to noise
can cause noise-induced hearing loss.
• To keep the noise level to a minimum, do
maintenance on and operate the product as given in
the operator's manual.
• Examine the muffler for damages and defects. Make
sure that the muffler is correctly attached to the
product.
• Use approved hearing protection while you operate
the product.
• Listen for warning signals and voices when you use
hearing protection. Remove the hearing protection
when the product is stopped, unless hearing
protection is necessary for the noise level in the work
area.
Personal protective equipment
WARNING: Read the warning instructions
that follow before you use the product.
• Always use approved personal protective equipment
when you operate the product. Personal protective
equipment cannot fully prevent injury but it
decreases the degree of injury if an accident does
occur. Let your dealer help you select the correct
personal protective equipment.
• Regularly do a check of the condition of the personal
protective equipment.
• Use an approved protective helmet.
• Use approved hearing protection.
• Use approved respiratory protection.
• Use approved eye protection with side protection.
• Use protective gloves.
• Use boots with steel toe-cap and non-slip sole.
• Use approved work clothing or equivalent close-
fitting clothing that has long sleeves and long legs.
Fire extinguisher
• Keep a fire extinguisher near during operation.
• Use a powder fire extinguisher of "ABE" class or a
carbon dioxide fire extinguisher of "BE" type.
Safety devices on the product
WARNING: Read the warning instructions
that follow before you use the product.
• Do not use a product with defective safety devices.
• Do a check of the safety devices regularly. If the
safety devices are defective, speak to your
Husqvarna service agent.
Emergency stop button
The emergency stop button is used to quickly stop the
engine.
1177 - 001 - 02.04.2020 7

To do a check of the emergency stop button (LH 700)
1. Turn the emergency stop button clockwise to make
sure that it is disengaged.
2. Start the engine. Refer to To start the product
(LH 700) on page 11 .
3. Push the emergency stop button.
4. Make sure that the engine stops.
5. Turn the emergency stop button clockwise to
disengage.
To do a check of the emergency stop button (LH 804)
1. Pull the emergency stop button out to make sure that
it is disengaged.
2. Start the engine. Refer to To start the product
(LH 804) on page 17 .
3. Push the emergency stop button.
4. Make sure that the engine stops.
5. Pull the emergency stop button out to disengage.
Emergency stop button on the remote control (LH 804)
The emergency stop button on the remote control (A) is
used to quickly stop the engine. The emergency stop
button is also the ON/OFF button for the remote control.
A
CAUTION: Do not use the emergency stop
button on the remote control to stop the
product unless there is an emergency.
To do a check of the emergency stop button on the
remote control (LH 804)
1. Start the engine. Refer to
To start the product
(LH 804) on page 17 .
2. Push the emergency stop button (A) on the remote
control.
A
3. Make sure that the engine stops.
4. Turn the emergency stop button on the remote
control clockwise to disengage.
To do a check of the ignition lock (LH 700)
• Start and stop the engine. Refer to
To start the
product (LH 700) on page 11
and To stop the
product (LH 700) on page 12 .
a) Make sure that the engine starts when you turn
the ignition key clockwise.
b) Make sure that the engine stops immediately
when you turn the ignition key counterclockwise.
Muffler
The muffler keeps the noise levels to a minimum and
sends the exhaust fumes away from the operator.
Do not use the product if the muffler is missing or
defective. A defective muffler increases the noise level
and the risk of fire.
WARNING: The muffler becomes very hot
during and after use and when the engine
operates at idle speed. Be careful near
flammable materials and/or fumes to prevent
fire.
To do a check of the muffler
• Examine the muffler regularly to make sure that it is
attached correctly and not damaged.
Safety frame
The safety frame prevents damage to the product if it
falls.
To do a check of the safety frame
• Make sure that there are no cracks or other
damages on the safety frame.
• Make sure that the safety frame is correctly installed
on the product.
81177 - 001 - 02.04.2020

Vibration damping units
The vibration damping units decrease vibration in the
product. The vibration damping units decrease harmful
vibrations to prevent injury to the operator and damage
to the product.
To do a check of the vibration damping units
There are 11 vibration damping units, 2 on each side of
the product, and 7 between the handle and the engine
plate.
• Make sure that the vibration damping units are
correctly installed.
• Examine the vibration damping units for damages
and wear.
• Replace the vibration damping units if it is
necessary.
Fuel safety
WARNING: Read the warning instructions
that follow before you use the product.
• Fuel is flammable and the fumes are explosive. Be
careful with fuel to prevent injury, fire and explosion.
• Do not breathe in the fuel fumes. The fuel fumes are
poisonous and can cause injury. Make sure that the
airflow is sufficient.
• Do not remove the fuel tank cap or fill the fuel tank
when the engine is on.
• Let the engine become cool before you refuel.
• Do not fill fuel in an indoor area. Not sufficient airflow
can cause injury or death because of asphyxiation or
carbon monoxide.
• Do not smoke near the fuel or the engine.
• Do not put hot objects near the fuel or the engine.
• Do not fill fuel near sparks or flames.
• Before you refuel, open the fuel tank cap slowly and
release the pressure carefully.
• Fuel on your skin can cause injury. If you get fuel on
your skin, use soap and water to remove the fuel.
• If you spill fuel on your clothing, change clothing
immediately.
• Do not fill the fuel tank fully. Heat causes the fuel to
expand. Keep a space at the top of the fuel tank.
• Tighten the fuel tank cap fully. If the fuel tank cap is
not tightened, there is a risk of fire.
• Before you start the product, move the product to a
minimum of 3 m/10 ft from where you refueled.
• Do not start the product if there is fuel or engine oil
on the product. Remove the unwanted fuel and
engine oil and let the product dry before you start the
engine.
• Examine the engine for leaks regularly. If there are
leaks in the fuel system, do not start the engine until
the leaks are repaired.
• Do not use your fingers to examine the engine for
leaks.
• Keep fuel in approved containers only.
• When the product and fuel is in storage, make sure
that fuel and fuel fumes cannot cause damage.
• Drain the fuel in an approved container outdoors and
away from sparks and flames.
Battery safety
WARNING: A damaged battery can cause
an explosion and cause injury. If the battery
has a deformation or is damaged, speak to
an approved Husqvarna service agent.
WARNING: Read the warning instructions
that follow before you use the product.
• Use protective glasses when you are near batteries.
• Do not wear watches, jewelry or other metal objects
near the battery.
• Keep the battery out of reach for children.
• Charge the battery in a space with good airflow.
• Keep flammable materials at a minimum clearance
of 1 m when you charge the battery.
• Discard replaced batteries. See
Disposal on page
25
.
• Explosive gases can come from the battery. Do not
smoke near the battery. Keep the battery away from
open flames and sparks.
Safety instructions for operation on slopes
WARNING: Read the warning instructions
that follow before you use the product.
• Do not operate the product on a slope that is more
than 20°. Loose ground, vibrations and the operation
speed can cause the product to fall on a slope that is
less than 20°.
1177 - 001 - 02.04.2020 9

• Make sure that the work area is safe. Wet and loose
soil decreases safe operation of the product. Be very
careful on slopes and rough surfaces.
• Make sure that all persons in the work area are
above the product on the slope.
• Operate the product up and down the slope, not from
side to side.
• Do not park the product on a slope. If you must park
the product on a slope, make sure that the product
cannot fall. There is a risk of injury and damage.
Safety instructions for operation near edges
WARNING: Read the warning instructions
that follow before you use the product.
• There is a risk that the product falls when you
operate it near an edge. Always keep a minimum of
⅔ of the product on a surface that is sufficiently
stable to hold the product weight.
• If the product falls, stop the engine before you lift the
product back to a surface that is sufficiently stable.
Refer to
To lift the product on page 23 .
Safety instructions for maintenance
WARNING: Read the warning instructions
that follow before you use the product.
• If the maintenance is not done correctly and
regularly, the risk of injury and damage to the
product increases.
• Use personal protective equipment. Refer to
Personal protective equipment on page 7 .
• Stop the engine and make sure that all parts of the
product are cool before you do the maintenance.
• Clean the product to remove dangerous material
before you do the maintenance.
• Disconnect the spark plug cap before you do the
maintenance.
• The exhaust fumes from the engine are hot and can
contain sparks. Do not operate the product in indoor
areas or near flammable material.
• Do not change the product. Modifications that are
not approved by the manufacturer, can cause
serious injury or death.
• Always use original accessories and spare parts.
Accessories and spare parts that are not approved
by the manufacturer, can cause serious injury or
death.
• Replace damaged, worn or broken parts.
• Only do the maintenance as given in this operator's
manual. Let an approved service center do all other
servicing.
• Remove all tools from the product before you start
the engine after maintenance. Loose tools or tools
attached to rotating parts can eject and cause injury.
• After maintenance, do a check of the vibration level
in the product. If it is not correct, speak to an
approved service center.
• Let an approved service center do servicing on the
product regularly.
Operation
Introduction
WARNING: Read and understand the safety
chapter before you use the product.
To do before you operate the product
• Read the operator's manual carefully and make sure
that you understand the instructions.
• Read the engine manual that is supplied by the
engine manufacturer.
• Do the daily maintenance. Refer to
Maintenance
schedule on page 18 .
To set the handle to operation position
(LH 700)
WARNING: Hold the handle tightly when you
change the position of the handle. There is a
risk of injury if the handle falls on you.
1. Hold the handle.
2. Push the lock lever down and lower the handle
carefully.
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To adjust the handle height (LH 700)
1. Loosen the screw (A).
C
A
D
B
2. Loosen the nut (B) for the vibration damping unit (C).
3. Remove the 2 screws (D), 1 on each side of the
handle.
4. Adjust the handle height to the correct operation
position for the operator.
5. Attach and tighten the 2 screws (D).
6. Adjust the vibration damping unit (C) with the screw
(A).
7. Tighten the nut (B).
To start the product (LH 700)
WARNING: Keep your feet away from the
product during the start procedure. The
hydraulic system can cause the product to
move suddenly when the engine starts.
CAUTION: Do not use start gas. Start gas
can decrease the life of the engine.
1. Set the throttle control to idle speed.
2. Make sure that the emergency stop button is
disengaged.
3. Turn the ignition key to the ignition position (A). The
indicators for battery charge and oil pressure come
on.
A
4. Turn the ignition key to the start position (B).
B
a) When the engine starts, immediately release the
ignition key. The ignition key goes to neutral
position.
b) If the engine does not start in 10 seconds,
release the ignition key and wait 5 seconds
before you try again.
CAUTION: If the indicators for battery
charge and oil pressure do not go off
when the product starts, stop the
product. Let an approved service center
do troubleshooting and repair the
product before you start it again.
5. Let the engine operate at idle speed for 2–3 minutes.
1177 - 001 - 02.04.2020 11

6. Set the throttle control to full throttle.
Indicators for battery charge and oil pressure
The indicator for oil pressure (A) comes on if the oil
pressure is too low. The indicator for battery charge (B)
comes on if the battery does not charge correctly.
A
B
To operate the product (LH 700)
Always operate the product with the throttle control set
to full throttle.
• To operate the product forward, move the operation
control fully forward and release it.
• To operate the product rearward, move the operation
control fully rearward and release it..
• To stop the movement of the product, move the
operation control in the opposite direction in small
movements until the product is stationary.
• To change direction, turn the product around by the
handle.
To stop the product (LH 700)
1. Park the product on level ground.
2. Set the throttle control to idle speed.
3. Let the engine operate at idle speed for 2–3 minutes.
4. Set the throttle control to the stop position.
5. Turn the ignition key to the stop position (A).
A
6. Remove the ignition key to prevent accidental start.
Receiver (LH 804)
The receiver is found behind the rear cover of the
product.
LED indicator on the receiver
The LED indicator on the receiver shows the state of
connection to the remote control.
12 1177 - 001 - 02.04.2020

LED indicator Cause
Flashes green quickly. The remote control is not
connected to the receiver.
Flashes green slowly. The remote control is con-
nected to the receiver.
The safety relay (RCSS)
is on.
On with a green light. The remote control is con-
nected to the receiver.
The safety relay (RCSS)
is off.
On with a yellow light. 50% time out.
On with a red light. Internal error in the receiv-
er.
Flashes red quickly. Internal error in the re-
mote control.
Remote control (LH 804)
CAUTION: Do not lift the remote control by
the joystick.
The remote control can operate by Bluetooth® wireless
technology. To operate by Bluetooth® wireless
technology, it is necessary to do a pairing operation.
Refer to
To do a pairing operation between the remote
control and the product on page 14
.
The remote control can also operate with a cable
connected between the remote control and the product.
The cable can for example be used when the state of
charge in the remote control battery is low. For
instructions on how to connect the remote control to the
product with a cable, refer to
To connect the remote
control by cable on page 15 .
The remote control has all controls that are necessary to
operate the product. The remote control has a digital
display that shows system information. Refer to
System
information on the remote control display on page 16 .
Note: The serial number is found on a label behind the
remote control battery.
LED indicator on the remote control
The LED indicator shows the state of charge and if there
are problems with the remote control.
LED indicator Cause
Flashes green quickly. The remote control is not
connected to the receiver.
Flashes green and red
quickly.
The joystick is not in cen-
ter position at startup.
LED indicator Cause
Flashes green slowly. The remote control is con-
nected to the receiver.
On with a yellow light. The battery charge is low.
On with a yellow light for
10 seconds and then goes
off.
The battery is empty.
On with a red light for 10
seconds and then goes
off.
Internal error in the re-
mote control.
Flashes green and yellow. Pairing operation is in pro-
gress.
On with a green light. The pairing operation is
completed.
Remote control battery
2 batteries of type NiMh, 1500 mAh, are supplied with
the product. The second battery can be charged in the
battery charger on the product during operation or in the
supplied desktop charger.
It is necessary to do a trickle charging of the remote
control battery each 4 weeks if the remote control is not
used.
The operation time for a fully charged battery is
approximately 15 hours. When the LED indicator on the
remote control is yellow for 10 seconds, it is necessary
to charge the battery. But the battery can be used for 15
more minutes.
To charge a remote control battery during operation
1. Clean the contact surfaces of the battery and the
battery charger behind the rear cover on the product.
2. Put the battery into the battery charger. The battery
charges during operation.
To charge a remote control battery in a desktop charger
WARNING: Do not charge the battery in a
moist location at a high temperature. Risk of
explosion. Use the desktop charger in a dry
1177 - 001 - 02.04.2020 13

location only, in the temperature range -25–
70°C/-13–158°F.
The desktop charger operates in the voltage range 100–
240 V. The desktop charger has an adapter that can be
used in most power sockets.
The time to fully charge the battery is 2.5 hours at
correct temperature. The battery does not become
damaged if it stays in the desktop charger when fully
charged.
1. Clean the contact surfaces of the battery and the
desktop charger.
2. Connect the desktop charger to a power socket. A
yellow LED on the desktop charger shows that it is
prepared to charge.
3. Put the battery into the desktop charger. After 10
seconds, the desktop charger starts to charge.
LED indicator Cause
Yellow. Charger prepared.
Orange. The battery charges.
Flashes green and yellow. The battery is almost fully
charged.
Green. Trickle charging. Fully
charged.
Flashes orange and
green.
Error.
To install and remove a remote control battery
1. Clean the contact surfaces of the battery and the
battery slot in the remote control.
2. Put a battery (A) into the remote control.
B
A
3. Turn the lock (B) to the locked position.
4. To remove the battery, turn the lock (B) to the open
position.
To do a pairing operation between the remote
control and the product
The first time the remote control is used together with
the product, a pairing operation is necessary.
A pairing operation is also necessary if the remote
control is replaced or if you change remote controls
between products.
1. Open the rear cover of the product.
2. Put the lever for the battery switch in the battery
switch (A).
A
Note: The lever for the battery switch hangs on a
chain behind the rear cover.
3. Turn the battery switch to the locked position to
engage the battery.
4. Push the button on the receiver to start the pairing
operation. The RX indicator (A) on the receiver starts
to flash in green and yellow.
A
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5. Move and hold the joystick (A) on the remote control
away from center position.
C
A
B
6. Turn the start/stop button (B) clockwise to start the
remote control.
7. Push the button (C) for a minimum of 5 seconds.
The LED indicator on the remote control starts to
flash in green and yellow. The pairing operation is
also shown on the display.
8. Release the joystick. The RX indicator on the
receiver and the LED indicator on the remote control
has a green light.
a) If the RX and LED indicators do not have a green
light, the pairing operation was not done
correctly. Do the procedure again.
9. Push the start/stop button on the remote control and
then turn it clockwise to restart the remote control.
10. Push the start/stop button on the product to restart
the receiver.
To connect the remote control by cable
WARNING: Do not use the remote control
with cable steering where there is a risk that
the product falls on its side. The operator
must be disengaged from the product.
CAUTION: Clean the connector before you
connect the cable. A damaged connector
must be replaced by an approved service
center.
1. Connect the cable (A) to the receiver.
A
2. Connect the cable to the remote control.
To operate the product with the remote control
WARNING: Make sure that you can see the
product at all times when you operate it with
the remote control. The operation range of
the remote control makes it possible to move
the product also when you cannot see it.
Risk of injury and damage.
1. Move the switch for engine speed up, to full throttle.
CAUTION: If you decrease the engine
speed, you must operate the engine at
low speed for 30 seconds before you
increase the speed again.
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2. Move the joystick to move the product in that
direction:
A
B
C
D
a) Forward operation (A).
b) Right operation (B).
c) Rearward operation (C).
d) Left operation (D).
The vibration starts when you move the joystick.
3. Release the joystick to stop the movement of the
product and the vibration.
System information on the remote control
display
When the remote control starts, this information shows
on the display:
A B
D
C
• Hour meter for engine operation (A).
• Software version for the electronic control unit (ECU)
(B).
• Software version for the receiver (C).
• Software version for the remote control (D).
During operation, these messages can show on the
display:
Event Information on the display
Pairing operation
Pairing operation "Pairing info"
"Pairing RX-TX..."
Pairing operation comple-
ted
"Pairing info"
"Pairing RX-TX- Link OK"
"Pairing ready!"
"Restart system"
Event Information on the display
Bluetooth®
Bluetooth® connected "Pairing info"
"Pairing RX-TX- Link OK"
Bluetooth® fault "Pairing info"
"Pairing RX-TX- Link ER-
ROR"
"Pairing failed!"
"Restart system"
Link timeout
Pairing operation failed "Pairing info"
"Pairing RX-TX..."
"Pairing failed!"
"Restart system"
Pairing operation failed "Pairing info"
"Pairing RX-TX- Link OK"
"Pairing failed!"
"Restart system"
Symbols on the remote control display
The remote control is connected to the
receiver by radio communication.
The battery charges.
The oil pressure is too low. The engine
stops in 30 seconds.
CA: CAN error. Do a check of the
connection between the receiver and the
electronic control unit (ECU).
The remote control is connected to the
receiver by cable.
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There is no radio communication between
the remote control and the receiver.
The temperature of the hydraulic oil is too
high. The engine stops.
To start the product (LH 804)
WARNING: Keep your feet away from the
product during the start procedure. The
hydraulic system can cause the product to
move suddenly when the engine starts.
CAUTION: Do not use start gas. Start gas
can decrease the life of the engine.
1. Open the rear cover and remove the remote control
from the transport position.
2. Put the lever for the battery switch in the battery
switch (A).
A
B
Note: The lever for the battery switch hangs on a
chain behind the rear cover.
3. Turn the battery switch to the locked position to
engage the battery. The buzzer (B) operates until the
engine starts.
4. Close the rear cover and pull out the emergency
stop button.
5. Turn the start/stop button (C) clockwise to start the
remote control.
D
E
C
F
6. Push the button (D) to connect the remote control to
the receiver.
Note: If the remote control is used for the first time, it
is necessary to do a pairing operation. Refer to To
do a pairing operation between the remote control
and the product on page 14
.
7. Move the switch for engine speed (E) down to low
speed.
8. Push the start/stop switch (F) up to start the engine.
Release the start/stop switch when the engine starts.
The buzzer stops.
CAUTION: If the engine does not start,
wait 3 seconds before you try again. If
the starter motor is operated for more
than 20 seconds, it cannot be started for
8 seconds. This prevents overload in the
starter motor. You must wait 8 seconds
before you can try to start the engine
again.
Note: The battery capacity is specified for 25°C/77°F
and the battery capacity decreases when the
temperature is lower. The battery capacity is not fully
decreased when cold, and it has full capacity again
when it becomes warm.
9. Examine the state of charge of the remote control
battery. Refer to
Remote control battery on page 13 .
To stop the product (LH 804)
1. Park the product on level ground.
2. Release the joystick (A) to stop the vibration.
B
CA
3. Move the switch for engine speed (B) down to low
speed.
4. Let the engine operate at idle speed for 2–3 minutes.
1177 - 001 - 02.04.2020 17

5. Push the start/stop switch (C) down to stop the
engine. The buzzer starts.
6. Open the rear cover and turn the battery switch (A).
The buzzer (B) stops.
A
B
7. Push the stop button (A) to stop the remote control.
The LED indicator on the remote control goes off.
A
8. Put the remote control in the transport position
behind the rear cover. Lock the rear cover with a
padlock. This makes sure that the product cannot be
used by persons that are not approved.
Maintenance
Introduction
WARNING: Read and understand the safety
chapter before you do maintenance on the
product.
Maintenance schedule
* = General maintenance done by the operator. The
instructions are not given in this operator's manual.
X = The instructions are given in this operator's manual.
General product maintenance Before use,
each 10 h
Weekly,
each 100 h
Monthly,
each 250 h
Yearly, each
500 h
Make sure that there are no fuel or oil leaks. *
Clean the product. X
Make sure that nuts and screws are tightened. *
Do a check of the functions of the remote control and the
receiver (LH 804). *
Examine the safety straps for damage. Replace if it is
necessary. X
Examine the vibration damping units for damage. X X
Examine all rubber hoses and rubber elements for dam-
age. Replace if it is necessary. X X
Do a check of the hydraulic oil level. X X
Do a check of the battery. X X
Replace the oil in the eccentric element. X
Replace the hydraulic oil and hydraulic oil filter. X
O = Refer to the instructions in the engine manual
supplied by the engine manufacturer.
Engine maintenance Before use,
each 10 h
After the
first 20 h
Weekly,
each 100 h
Yearly, each
300 h
Do a check of the fuel level and the engine oil level. X
Examine the air filter. Clean the air filter if it is necessary. X
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Engine maintenance Before use,
each 10 h
After the
first 20 h
Weekly,
each 100 h
Yearly, each
300 h
Clean the air filter. X
Replace the engine oil. X X
Clean the oil filter. O
Replace the air filter. X
Do a check of the fuel injection pump. O
Do a check of the fuel injection nozzle. O
Drain the water separator. X X
Adjust the valve head clearance for the air intake and the
exhaust valves. O O
Replace the piston rings. O
To clean the product
CAUTION: Before you clean the product,
attach a plastic bag tightly around the fuel
tank cap. This is to make sure that water
does not go into the venthole in the fuel tank
cap.
• Use running water from a hose or a high-pressure
washer to clean the product.
CAUTION: Do not point the water
directly at the fuel tank cap, electrical
components or the engine.
• Remove grease and oil from the handle.
To do a general inspection
• Make sure that all nuts and screws on the product
are tightened correctly.
To do a check of the safety straps
1. Examine the safety straps at the front and the rear of
the product.
2. Examine the screws and nuts on the safety straps.
3. Replace damaged safety straps.
4. Replace damaged nuts and screws.
5. Tighten loose screws and nuts.
To do a check of the engine oil level
1. Remove the dipstick.
2. Clean the oil from the dipstick and put it back.
3. Remove the dipstick and examine the oil level on the
dipstick. The oil level is correct when it is between
the "Max." and "Min." marks on the dipstick.
4. If the oil level is low, remove the oil tank cap, fill with
engine oil and do a check of the oil level again. Refer
to the engine manual for the correct type of oil.
To replace the engine oil
If the engine is cold, start the engine for 1–2 minutes
before you drain the engine oil. This makes the engine
oil warm and easier to drain.
WARNING: Engine oil is very hot directly
after the engine stops. Let the engine
become cool before you drain the engine oil.
If you spill engine oil on your skin, clean with
soap and water.
1. Put a container of a minimum 1.9 l/2.0 qt below the
drain plug for the engine oil.
1177 - 001 - 02.04.2020 19

2. Remove the oil drain plug and connect a hose (A).
A
3. Let the oil run out into the container.
4. Remove the hose and clean around the oil drain
plug.
5. Install the oil drain plug and tighten it.
6. Fill with new engine oil. Refer to the engine manual
for the correct type of oil.
7. Do a check of the engine oil level.
To examine the air filter indicator
CAUTION: Examine the air filter indicator
each time the engine is started. A clogged
air filter can cause damage to the product.
1. Examine the air filter indicator.
B
A
a) If the air filter indicator is compressed (A), clean
or replace the air filter. Refer to
To clean or
replace the air filter on page 20 .
WARNING: Stop the engine before
you do the maintenance.
a) If the the green mark (B) shows, no maintenance
on the air filter is necessary.
Refer to the engine manual for more information about
the air filter indicator.
To clean or replace the air filter
WARNING: Use approved respiratory
protection when you clean or replace the air
filter. Discard used air filters correctly. The
dust in the air filter is dangerous to your
health.
WARNING: Do not clean the air filter with
compressed air. This causes damage to the
air filter and the risk increases that you
breathe the dangerous dust.
1. Remove the air filter cover.
A
2. Remove the air filter (A) from the air filter housing.
3. Clean the air filter housing with a brush.
4. Tap the air filter against a hard surface or use a
vacuum cleaner to remove the particles.
CAUTION: Do not let the nozzle of the
vacuum cleaner touch the surface of the
paper filter element. Keep a small
distance. The sensitive surface of the
paper filter element becomes damaged if
objects touch it.
5. Examine the air filter for damage.
6. Discard the air filter if it is damaged, wet or if there is
oil on it.
CAUTION: Always replace a damaged
air filter, or the dust will go into the
engine and cause engine damage.
7. Install the clean air filter or a new air filter into the air
filter housing.
8. Install the air filter cover.
To do a check of the battery
1. Disconnect the battery cables (A).
20 1177 - 001 - 02.04.2020