Husqvarna LB 548i User manual

LB 548i, LC 551iV, LB 553iV
EN Operator's manual 2-33
BG Ръководство за експлоатация 34-68
CS Návod k použití 69-99
DA Brugsanvisning 100-130
DE Bedienungsanweisung 131-163
EL Οδηγίες χρήσης 164-198
ES Manual de usuario 199-231
ET Kasutusjuhend 232-261
FI Käyttöohje 262-292
FR Manuel d'utilisation 293-325
HR Priručnik za korištenje 326-356
HU Használati utasítás 357-388
IT Manuale dell'operatore 389-420
JA 取扱説明書 421-450
LT Operatoriaus vadovas 451-481
LV Lietošanas pamācība 482-513
NL Gebruiksaanwijzing 514-545
NO Bruksanvisning 546-575
PL Instrukcja obsługi 576-608
PT Manual do utilizador 609-641
RO Instrucţiuni de utilizare 642-673
RU Руководство по эксплуатации 674-708
SK Návod na obsluhu 709-740
SL Navodila za uporabo 741-771
SR Priručnik za rukovaoca 772-802
SV Bruksanvisning 803-833
TR Kullanım kılavuzu 834-863
UK Посібник користувача 864-897
ZH 操作手册 898-924

Contents
Introduction..................................................................... 2
Safety..............................................................................7
Assembly...................................................................... 14
Operation...................................................................... 18
Maintenance................................................................. 25
Troubleshooting............................................................ 27
Transportation, storage and disposal........................... 28
Technical data.............................................................. 29
Declaration of Conformity............................................. 32
Introduction
Product description
The product is a pedestrian-controlled rotary lawn
mower. The models LB 548i and LB553iV use BioClip
to cut the grass into fertilizer.
The model LC551iV collects the grass in a grass
catcher. Remove the grass catcher to get rear discharge
of the grass. Attach a mulch kit (accessory) to cut the
grass into fertilizer.
Intended use
Use the product to cut grass. Do not use the product for
other tasks.
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Product overview (LB548i, LC551iV)
LB 548i
LC 551iV
1
1
2
3
23
4
23
5
9
10
22
9
24
25
28
26
27
21 6
7
1116 12 17
1
14
18
15
13
30
19
20
19
6
8
22
20
29
1. Control panel
2. Motor brake handle
3. Start inhibitor
4. Grass catcher (LC551iV)
5. Rear cover (LC551iV)
6. Safety key
7. Handle knob (LC551iV)
8. Handle adjustment lever (LB 548i)
9. Battery cover
10. Cutting height control (LC551iV)
11. ON/OFF button
12. SavE button
13. SavE indicator
14. Battery indicator
15. Speed level indicator
16. Decrease speed button
17. Increase speed button
18. Error LED
19. Cutting cover
20. Air intakes
21. Protection cover (LC551iV)
22. Rating plate
23. Drive bail (LC551iV)
24. Battery charger (Accessory)
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25. Battery (Accessory)
26. Multi battery (Accessory)
27. Adapter plate (Accessory)
28. Multi battery adapter (Accessory)
29. Mulch kit (LC551iV)
30. Operator's manual
Product overview (LB 553iV)
LB 553iV
26
21
22
25
23
24
1
11
15
12
10
1
2
20
3
6
4
18 17
16
5
7
19
813 9 14
1. Control panel
2. Motor brake handle
3. Start inhibitor
4. Safety key
5. Handle adjustment lever
6. Battery cover
7. Cutting height control
8. ON/OFF button
9. SavE button
10. SavE indicator
11. Battery indicator
12. Speed level indicator
13. Decrease speed button
14. Increase speed button
15. Error LED
16. Cutting cover
17. Air intakes
18. Protection cover
19. Rating plate
20. Drive control lever
21. Battery charger (Accessory)
22. Battery (Accessory)
23. Multi battery (Accessory)
24. Adapter plate (Accessory)
25. Multi battery adapter (Accessory)
26. Operator's manual
Symbols on the product
WARNING: This product
can be dangerous and
cause serious injury or
death to the operator
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or others. Be careful
and use the product
correctly.
Read the operator's
manual carefully and
make sure that
you understand the
instructions before you
use this product.
Keep persons and
animals at a safe
distance from the work
area.
Look out for thrown
objects and ricochets.
Warning: Keep hands
and feet away from the
rotating blade.
Warning: Keep hands
and feet away from
rotating parts.
Remove the safety key
before you do repair
work or maintenance.
Environmental mark.The
product or package
of the product
is not domestic
waste. Recycle it
at an approved
disposal location for
electrical and electronic
equipment.
The product agrees with
applicable EC directives.
This product conforms
to applicable UK
regulations.
The product agrees
with applicable Eurasian
Customs Union
directives.
The product agrees with
applicable UkrSEPRO
directives.
The product agrees
with applicable RCM
directives. Applies to
AU/NZ only.
Noise emission to
the environment
label as per EU
and UK directives
and regulations, and
New South Wales
legislation "Protection
of the Environment
Operations (Noise
Control) Regulation
2017". The guaranteed
sound power level of
the product is specified
1630 - 004 - 5

in Technical data on
page 29 and on the
label.
Protected against
splashing water.
Start proce-
dure: push
ON/OFF but-
ton, loosen
start inhibitor,
push motor
brake handle
down.
Release motor brake
handle to stop.
Slow
Fast
Scannable code
Note: Other symbols/decals on
the product refer to certification
requirements for some markets.
Label on the product
DANGER – Keep hands and feet away.
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.
61630 - 004 -

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 dangerous if
used incorrectly or if you are
not careful. Injury or death can
occur if you do not obey the
safety instructions.
•This product produces an
electromagnetic field during
operation. This field may
under some circumstances
interfere with active or passive
medical implants. To reduce
the risk of serious or fatal
injury we recommend persons
with medical implants to
consult their physician and the
medical implant manufacturer
before operating this product.
•Always be careful and use
your common sense. If you
are not sure how to operate
the product in a special
situation, stop and speak to
your Husqvarna dealer before
you continue.
•Keep in mind that the operator
will be held responsible for
accidents that involve other
persons or their property.
•Keep the product clean. Make
sure that you can clearly read
signs and decals.
•Never allow children or
people unfamiliar with these
instructions to use the
appliance. Local regulations
may restrict the age of the
operator
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•Always monitor a person, with
decreased physical capacity or
mental capacity, that uses the
product. A responsible adult
must be there at all times.
•Do not use the product if
you are tired, ill, or under
the influence of alcohol, drugs
or medicine. This has a
negative effect on your vision,
alertness, coordination and
judgment.
•Do not use the product if it is
defective.
•Do not change this product or
use it if it is possible that it has
been changed by others.
Work area safety
WARNING: Read the
warning instructions that
follow before you use the
product.
•Remove objects such as
branches, twigs and stones
from the work area before you
use the product.
•Objects that hit against the
cutting equipment can eject
and cause damage to persons
and objects. Keep bystanders
and animals at a safe distance
from the product.
•Never use the product in bad
weather such as fog, rain,
strong winds, intense cold and
risk of lightning. To use the
product in bad weather or
in moist or wet locations is
tiring. Bad weather can cause
dangerous conditions, such as
slippery surfaces.
•Look out for persons, objects
and situations that can prevent
safe operation of the product.
•Look out for obstacles, such
as roots, stones, twigs, pits
and ditches. Long grass can
hide obstacles.
•To cut grass on slopes can
be dangerous. Do not mow
excessively steep slopes. Do
not use the product on ground
that slopes more than 15°
•Exercise extreme caution
when changing direction on
slopes. Operate the product
across the face of slopes. Do
not move up and down.
•Be careful when you go near
hidden corners and objects
that prevent a clear view.
Work safety
WARNING: Read the
warning instructions that
follow before you use the
product.
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•Use this product to cut grass
lawns only. It is not permitted
to use it for other tasks.
•Use personal protective
equipment. Refer to Personal
protective equipment on page
10 .
•Make sure that you know how
to stop the motor quickly in an
emergency.
•Do not operate the product in
rain or wet conditions. The risk
of electrical shock increases if
water enters the product.
•Do not operate the product
unless the blade and all
covers are attached correctly.
An incorrectly attached blade
can come loose and cause
personal injury.
•Make sure that the blade
does not hit objects such as
stones and roots. This can do
damage to the blade and bend
the motor shaft. A bent axle
causes heavy vibration and a
very high risk that the blade
becomes loose.
•If the blade hits an object
or if vibrations occur, stop
the product immediately. Stop
the motor, pull up the safety
key and remove the battery.
Examine the product for
damages. Repair damages or
let an authorised service agent
do the repair.
•Never attach the motor brake
handle permanently to the
handle when the motor is
started.
•Put the product on a stable,
flat surface and start it. Make
sure that the blade does not
hit the ground or other objects.
•Always stay behind the
product when you operate it.
•Let all the wheels stay on
the ground and keep 2 hands
on the handle when you
operate the product. Keep
your hands and feet away
from the rotating blades.
•Do not tilt the product when
the motor is started.
•Be careful when you pull the
product rearward.
•Never lift up the product when
the motor is started. If you
must lift the product, first stop
the motor, pull up the safety
key and remove the battery.
•Do not walk rearward when
you operate the product.
•Stop the motor when you
move across areas without
grass, for example paths
made of gravel, stone and
asphalt.
•Do not run with the product
when the motor is started.
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Always walk when you operate
the product.
•Stop the motor before you
change the cutting height.
Never make adjustments with
the motor started.
•Never let the product stay
out of view with the motor
started. Stop the motor and
make sure that the cutting
equipment does not rotate.
Safety instructions for operation
Personal protective equipment
WARNING: Read the
warning instructions that
follow before you use 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 right equipment.
•Use heavy-duty slip-resistant
boots or shoes. Do not use
open shoes or go with bare
feet.
•Use heavy, long pants.
•Use protective gloves when
necessary, for example when
you attach, examine or clean
the cutting equipment.
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 not remove or do
modifications to safety
devices.
•Do a check of the safety
devices regularly. If the safety
devices are defective, speak
to your Husqvarna service
agent.
To do a check of the cutting
cover
The cutting cover decreases
vibrations in the product and
decreases the risk of injury from
the blade.
• Examine the cutting cover to
make sure that there are no
damages such as cracks.
Safety key
The safety key is below
the battery lid. The safety
key connects the battery that
supplies the motor with power.
10 1630 - 004 -

To do a check of the safety key
The safety key connects the
battery that supplies the motor
with power.
• Start and stop the motor.
If the safety key operates
correctly, the motor can only
start when the key is in the
safety lock.
Motor brake handle
The motor brake handle stops
the motor. When the motor
brake handle is released, the
motor stops.
To do a check of the motor
brake, start the motor and then
release the motor brake handle.
If the motor does not stop in
3 seconds, let an approved
Husqvarna service agent adjust
the motor brake.
To examine the start inhibitor
Do a check of the start inhibitor
to make sure that it prevents
operation of the motor.
1. Push the motor brake handle
in the direction of the
handlebar. The start inhibitor
stops the movement.
2. Push the start inhibitor out.
3. Release the start inhibitor
and make sure that it goes
back to its initial position.
Battery safety
WARNING: Read the
warning instructions that
follow before you use the
product.
•Use Husqvarna rechargeable
batteries as a power supply for
related Husqvarna products
only. To prevent injury, do not
use the battery as a power
supply for other devices.
•Do not use non-rechargeable
batteries.
•Risk of electrical shock. Do not
connect the battery terminals
to keys, coins, screws or other
metal. This can cause a short
circuit of the battery.
1630 - 004 - 11

•Do not put objects into the air
slots of the battery.
•Keep the battery away from
sunlight, heat or open flame.
The battery can explode and
cause burns and/or chemical
burns.
•Keep the battery away from
rain and wet conditions.
•Keep the battery away
from microwaves and high
pressure.
•Do not try to disassemble or
break the battery.
•If the battery leaks, do not let
the liquid touch your body or
eyes. If you have touched the
liquid, clean the area with a
large quantity of water and get
medical aid.
•Use the battery in
temperatures between -10°C
and 40°C.
•Do not clean the battery or
the battery charger with water.
See To clean the battery and
the battery charger on page
27 .
•Do not use a defective or
damaged battery.
•Keep batteries in storage
away from metal objects such
as nails, coins, jewellery.
Battery charger safety
WARNING: Read the
warning instructions that
follow before you use the
product.
•Use the QC battery
chargers to charge Husqvarna
replacement batteries only.
•Risk of electrical shock or
short circuit. Do not put
objects into the air slots
of the charger. Do not try
to disassemble the battery
charger. Do not connect the
charger terminals to metal
objects. Use an approved
mains socket.
•This product produces an
electromagnetic field during
operation. This field may
under some circumstances
interfere with active or passive
medical implants. To reduce
the risk of serious or fatal
injury, we recommend persons
with medical implants to
consult their physician and the
medical implant manufacturer
before operating this product.
•Regularly make sure that the
power cord of the battery
charger is not damaged and
that there are no cracks in it.
12 1630 - 004 -

•Do not lift the battery charger
by the power cord. To
disconnect the battery charger
from a mains socket, pull out
the plug. Do not pull the power
cord.
•Keep the power cord and
extension cables away from
water, oil and sharp edges.
Make sure that the cable is
not pinched in doors, fences
or equivalent. It can cause the
charger to become energized.
•Do not clean the battery
charger with water.
•The battery charger can be
used by children aged from
8 years and above and
persons with reduced physical,
sensory, or mental capabilities
or lack of experience and
knowledge if they have
been given supervision or
instruction concerning use of
the battery charger in a
safe way and understand
the hazards involved. Children
shall not play with the battery
charger. Cleaning and user
maintenance shall not be
made by children without
supervision.
•Do not charge non-
rechargeable batteries in the
battery charger.
•Do not use the battery charger
near flammable materials or
materials that can cause
corrosion. Do not cover the
battery charger. Pull out the
plug to the battery charger if
there is smoke or fire.
•Do not use a defective or
damaged battery charger.
•Only charge the battery
indoors in a room with
good airflow and away from
sunlight. Do not charge the
battery in wet conditions.
Safety instructions for
maintenance
WARNING: Read the
warning instructions that
follow before you use the
product.
•Remove the safety key before
you do maintenance on the
product.
•Do the maintenance work
correctly to increase the
lifetime of the product and
decrease the risk of accidents.
Let an approved service agent
do the professional repairs.
Speak to your nearest service
agent for more information.
•Only do the maintenance
work written in this operator's
manual.
1630 - 004 - 13

•Put on heavy duty gloves
when you use the cutting
equipment. The blade is very
sharp and cuts can easily
occur.
•Keep the cutting edges sharp
and clean for the best and
safest performance.
•Let your service agent
regularly examine the
product and make necessary
adjustments and repairs.
•Replace damaged, worn or
broken parts.
•Obey the instructions for how
to change accessories. Only
use accessories from the
manufacturer.
•When not in operation, keep
the product, battery and
battery charger apart in a dry,
indoor and locked area. Make
sure that children and persons
that are not approved cannot
get access to the product,
battery or battery charger.
Assembly
Introduction
WARNING: Read and understand the
safety chapter before you assemble the
product.
To install and remove the multi battery
(accessory)
1. Remove the 4 rubber covers and the 4 screws from
the motor cover.
2. Put the adapter plate onto the motor cover.
3. Attach the adapter plate with the 4 supplied screws
to a torque of 5-6 Nm.
4. Open the battery hatch.
14 1630 - 004 -

5. Remove the battery in slot 1.
6. Remove the seal stop.
7. Push the battery adapter into the battery
compartment until you hear a click.
8. Put the cord of the battery adapter through the seal
stop hole. Attach the cord with the clip.
9. Install the multi battery onto the battery adapter.
10. Connect the multi battery to the battery adapter.
1630 - 004 - 15

11. Attach battery adapter cord to the handle with the 3
fabric straps.
12. Remove the multi battery in the opposite sequence.
WARNING: Do not attach the cord too
loosely to the handle. The cord can come off
the handle and cause injury.
To adjust the handle (LC 551iV)
1. Loosen the lower knobs.
2. Move the knobs to the lower end of the grooves on
the left and the right side of the product.
3. Set the handle height in one of the 2 available
positions.
4. Move the knobs up in the direction of the handle until
they stop and you hear a click.
5. Tighten the knobs fully.
To assemble the handle (LB 548i,
LB553iV)
1. Remove the handle nut and the washer from the
plate on the upper handle.
2. Put the upper handle in position on top of the lower
handle.
CAUTION: Make sure that the wires
are not caught or become damaged.
3. Attach the washer and the handle adjustment lever.
16 1630 - 004 -

4. Turn the handle to the side for a good operation
position when you operate the product near a wall.
To assemble the grass catcher (LC
551iV)
1. Attach the grass catcher frame to the grass bag with
the rigid part of the bag on the bottom. Keep the
handle of the frame on top of the grass bag.
2. Attach the bottom section of the grass catcher frame
in the groove on the bottom of the grass catcher.
3. Attach the grass bag to the grass catcher frame with
the clips.
4. Lift the rear cover.
5. Attach the grass catcher to the top edge of the
chassis.
6. Put the lower part of the grass catcher into the grass
discharge channel.
To assemble the mulch plug (LC 551iV
accessory)
1. Lift up the rear cover and remove the grass catcher.
2. Put the mulch plug into the discharge channel.
3. Replace the blade with the mulch blade that is
supplied with the mulch kit. Refer to To replace the
blade on page 26
.
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Operation
Introduction
WARNING: Before you operate the
product, you must read and understand the
safety chapter.
Husqvarna Connect
Husqvarna Connect is a free app for your mobile device.
The Husqvarna Connect app gives extended functions
for your Husqvarna product:
• Extended product information.
• Information about, and help with, product parts and
servicing.
To start to use Husqvarna Connect
1. Download the Husqvarna Connect app on your
mobile device.
2. Register in the Husqvarna Connect app.
3. Do the instruction steps in the Husqvarna Connect
app to connect and register the product.
Husqvarna Fleet Services™
Husqvarna Fleet Services™ is a cloud solution that
gives the commercial fleet manager an overview
of all products. It is a requirement to have the
Husqvarna Fleet Services™ sensor installed on the
product. The product is prepared for installation of
a Husqvarna Fleet Services™ sensor. For more
information about Husqvarna Fleet Services™, refer to
www.husqvarna.com.
To prepare the sensor (accessory)
1. Use the sensor key to open the lid of the sensor.
2. Remove the sensor.
3. Connect the battery to the sensor. The LED light of
the sensor comes on.
4. Download the Husqvarna Fleet Services™ app.
5. Log on to the Husqvarna Fleet Services™ app.
6. Do a pairing operation. Refer to
To do a pairing
operation between the app and the product on page
18
To do a pairing operation between the app
and the product
1. Log on to the Husqvarna Fleet Services™ app.
2. Select your product in the app.
3. Scan the code behind the sensor with your mobile
device to install the sensor in the app.
Note: It is only necessary to do a pairing operation
between the app and the product one time.
18 1630 - 004 -

To install the sensor
1. Make sure that the sensor is connected to the
Husqvarna Fleet Services™ app. Refer to
To do a
pairing operation between the app and the product
on page 18 .
2. Drill 2 holes by the marks in the enclosure slot.
Note: Make sure that the holes are the same
dimension as the rivets supplied with the sensor.
3. Use a pair of pliers to remove the outer holes on the
sensor slot.
4. Drill 2 holes by the marks in the sensor slot.
5. Align the sensor slot with the enclosure slot.
6. Attach the sensor slot with the rivets.
7. Install the sensor in the sensor slot. Align the white
mark on the sensor with the mark on the sensor slot.
8. Close the lid to the sensor and lock it with the sensor
key. Make sure that the top of the Husqvarna "H"
points away from the safety key.
1630 - 004 - 19

To set the product in operation position
(LC 551iV)
1. Lift the handle to upright position.
2. Move the knobs up in the direction of the handle until
they stop and you hear a click.
3. Tighten the knobs fully.
To set the cutting height (LB548i,
LC551iV)
The cutting height can be adjusted in 6 levels.
1. Push the cutting height control in the direction of
the wheel and then rearward to increase the cutting
height.
2. Push the cutting height control in the direction of
the wheel and then forward to decrease the cutting
height.
CAUTION: Do not set the cutting height
too low. The blades can hit the ground if the
surface of the lawn is not level.
To set the cutting height (LB 553iV)
The cutting height can be adjusted in 5 levels.
1. Move the cutting height lever rearward to increase
the cutting height.
2. Move the cutting height lever forward to decrease
the cutting height.
CAUTION: Do not set the cutting height
too low. The blades can hit the ground if the
surface of the lawn is not level.
Battery
WARNING: Before you use the battery,
you must read and understand the safety
chapter. You must also read and understand
the operator's manual for the battery and the
battery charger.
Battery status
The display shows the remaining battery capacity and if
there are problems with the battery. The battery capacity
is shown for 5 seconds after the product is switched off
or the battery indicator button is pressed. The warning
20 1630 - 004 -