DK2 OPB480EV User manual

Customer Service / Monday-Friday 8am-4pm EST / 1-888-277-6960 www.dk2.com
DK2 USA WEST
3311 MEADE AVENUE STE
E DOCK 13, LAS VEGAS, NEVADA
89102 USA
DK2 USA EAST
3750 SOUTH AVENUE
NORTH UNIT, TOLEDO, OHIO
43615 USA
DK2 CORPORATE HEAD OFFICE
5330 MAINWAY
BURLINGTON, ONTARIO
L7L6A4 CANADA
OPB480EV
1271 CFM 57.6V LIION POWERED WALK
BEHIND LEAF BLOWER
USER MANUAL
LiFePO4
ADVANCED LI-ION TECHNOLOGY

2| OPB480EV man.
WARRANTY
PLEASE DO NOT RETURN TO THE STORE
YOU HAVE A 1-YEAR WARRANTY AND DK2 WILL REPLACE A DEFECTIVE PART FOR FREE. CALL US AT 1-888-
277-6960 FOR FAST WARRANTY PARTS AND QUESTIONS.
WHAT IS COVERED – 1-YEAR LIMITED WARRANTY INCLUDED
DK2 Inc. warrants to the original purchaser that product will be free and clear of manufacturing defects in
workmanship and materials under normal use and service for a period of one (1) year from the date of the original
purchase. If within one (1) year from the original date of purchase this product fails due to defect in material or
workmanship, DK2 Inc. will repair, replace, or supply any covered defective part at our option. DK2 Inc. is 1-year
parts only warranty no labor.
Upon expiry of one (1) year, DK2 Inc. will have no further liability related to the product. DK2 Inc. does not authorize
any party, including its authorized distributors or dealers, to oer any other warranty on behalf of DK2 Inc.
THIS WARRANTY DOES NOT COVER OR APPLY TO:
a) Damage to the product due to misuse, mishandling and abuse
b) Improper installation, maintenance and storage
c) Expendable parts such as nuts and bolts, pins and springs, wiring and switch components, hydraulic hoses
and fittings, cutting teeth, cutting chains, cutting blades, throttles, belts and tires.
d) Normal wear and tear
e) Consequential damage & incidental damages such as damage to persons or property
PROCEDURE FOR OUTDOOR POWER EQUIPMENT WARRANTY
Within the one (1) year warranty period, the purchaser of the product can CALL 1-888-277-6960 or contact us on
www.dk2.com. Notify us of the claimed defect and provide proof of original purchase. At this time the validity
of the claim will be determined, and if approved replacement parts will be issued. No returned product will be
accepted under warranty unless accompanied by an RGA# issued by DK2 Inc.
DAMAGED FREIGHT
Damage to your product caused by freight mishandling is NOT covered under warranty. If your freight arrives
damaged, REFUSE it. Inspect your product when it arrives, otherwise if you accept it, you will be responsible for
filing any freight claims with the delivery company. DK2 Inc. warranty excludes damage to product.
RESOLUTION FOR A DEFECTIVE PRODUCT.
Call us at 1-888-277-6960 between 8am-4pm Monday to Friday EST.
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ONLINE RESOURCES
LEARN MORE ABOUT YOUR PRODUCT
Visit your product’s web page by visiting detailk2.com/shop-
battery-power-equipment/p/opb480ev-k or scan the QR code
on the left.
PURCHASING REPLACEMENT PARTS
In need of replacement parts? visit detailk2.com/shop-parts or
scan the QR code on the left.
VIEW THIS USER MANUAL ON YOUR PHONE
Scan the QR code on the left to view this product’s user manual
on your mobile device.
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TABLE OF CONTENTS
WARRANTY..........................................................................2
ONLINE RESOURCES .................................................................3
TABLE OF CONTENTS ................................................................4
TECHNICAL SPECIFICATIONS..........................................................5
SECTION I • SAFETY ..............................................................6
SAFETY CONVENTIONS ..............................................................7
IMPORTANT SAFETY INFORMATION....................................................7
SAFETY DECALS .....................................................................8
SAFETY DEFINITIONS.................................................................8
GENERAL SAFETY INFORMATION ......................................................9
UNDERSTAND YOUR MACHINE .......................................................10
INSPECT YOUR MACHINE .............................................................11
PRODUCT LIABILITY ..................................................................11
OPERATIONAL SAFETY ...............................................................11
GETTING TO KNOW YOUR MACHINE ..................................................13
SECTION II • ASSEMBLY ..........................................................14
STEP 1: FRONT WHEEL RACK ASSEMBLY...............................................15
STEP 2: WHEEL RACK INSTALLATION..................................................16
STEP 3: REAR WHEEL INSTALLATION .................................................. 17
SECTION III • OPERATION.........................................................19
STARTING THE MACHINE ............................................................20
STOPPING THE MACHINE ............................................................20
SECTION V • PARTS & SCHEMATICS ...............................................21
PARTS LIST .........................................................................22
SCHEMATICS .......................................................................23
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TECHNICAL SPECIFICATIONS
MODEL NUMBER OPB480EV
BATTERY 57.6V Max, 1,024Wh, 20Ah LiFePO4
MOTOR 2,000W (4,000W Max) 3,500 RPM cordless brushless EV-grade motor
TORQUE 4.1 ft/lb (5.5 Nm) rated
18.4 ft/lb (25 Nm) peak
CHARGER 120V AC/DC 200W
MAX AIR FLOW 150 mph (241.4 km/h)
SPEED 215 ft/sec (65.5 m/sec)
AIR VOLUME 1,271 CFM (36 CMM)
MAX FLOW RATE 2.4 GPM (9.0 LPM)
WHEELS 8” (20.3 cm) (front), 10” (25.4 cm) (rear) rubber
IMPELLER SIZE 13.5” (34 cm)
DIMENSIONS 44.9” (L) x 43.3” (W) x 48” (H)
114 cm (L) x 110 cm (W) x 122 cm (H)
WEIGHT 157.6 lb (74.5 kg)
SHIPPING DIMENSIONS 26.4” (L) x 24” (W) x 22.1” (H)
67.1 cm (L) x 61 cm (W) x 56.1 cm (H)
SHIPPING WEIGHT 167.6 lb (76 kg)
WARRANTY 1-year limited
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SECTION I • SAFETY

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SAFETY CONVENTIONS
DANGER! This indicates a hazardous situation, which, if not avoided, will result in death or
serious injury.
WARNING! This indicates a hazardous situation, which, if not avoided, could result in death
or serious injury.
CAUTION! This indicates a hazardous situation, which, if not avoided, may cause minor or
moderate injury.
ADDITIONAL INFORMATION AND POTENTIAL CHANGES
We reserve the right to discontinue, change, and improve our products at any time without notice
or obligation to the purchaser. The descriptions and specifications contained in this manual were
in eect at printing. Equipment described within this manual may be optional. Some illustrations
may not be applicable to your machine.
IMPORTANT SAFETY INFORMATION
WARNING! Read and understand the complete User Manual before assembling
or using this product. Failure to comprehend and comply with warnings,
cautions and instructions for assembly and operation could result in serious
injury or death.
WARNING! Do not permit children to operate this equipment at any time. Do not permit
others that have not read and understood the complete User Manual to operate this
equipment. Operation of power equipment can be dangerous. It is the sole responsibility
of the operator to understand the assembly and safe operation of this product.
DANGER! INTENDED USE: Do not use this machine for any purpose other than for which
it was designed. Any other use is unauthorized and may result in serious injury or death.
DANGER! PERSONAL PROTECTIVE EQUIPMENT: When operating
this machine, it is essential that you wear safety gear including goggles
or safety glasses, steel-toed shoes and tight-fitting gloves (no loose
cus or draw strings). Always wear ear plugs or sound-deafening
headphones to protect against hearing loss when operating this leaf
blower.
CAUTION! Do not wear loose clothing or jewelry that can be caught
by moving parts of the machine. Keep clothing and hair away from all moving parts of the
machine.
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SAFETY DECALS
Make sure all safety warning decals are attached and in readable condition.
Please call DK2 at 1 [phone] if you need help replacing missing or defaced safety decals.
SAFETY DEFINITIONS
The purpose of safety decals and symbols is to attract your attention to possible dangers. The
safety symbols, and their explanations, deserve your careful attention and review in order to
safely operate this machine. The safety warnings do not eliminate any danger, the purpose of
these warnings is to bring awareness to the dangers of the machine. The instructions or warnings
they give are not substitutes for proper accident prevention measures and care while using the
product.
57.6V Li-ion BLOWER
SOUFFLEUR 57.6V Li-ion
MOTOR POWER
PUISSANCE DU MOTEUR
2000W
MAX 4000W
IMPELLER
TURBINE
14.1”
340 mm
AIR SPEED
VITESSE DE L’AIR
213.3 ft/sec
65 m/s)
(EN) Read carefully and understand all
instructions before operating. Failure to
follow the safety rules and other basic
safety precautions may result in serious
personal injury. (FR) Lisez attentivement
et comprenez toutes les instructions
avant l'utilisation. Le non-respect des
règles de sécurité et autres sécurités de
précautions de base peut entraîner des
blessures personnelles graves.
WARNING / ATTENTION
(EN) DISCHARGE OBJECTS HAZARD. To avoid
serious personal injury, please wear eye protection.
DO NOT approach the air outlet while the machine is
running. DO NOT place your hands or feet close to the
air outlet while the machine is running. (FR) RISQUE
D’ÊTRE ATTEINT PAR DES OBJETS. Pour éviter des
blessures graves, veuillez porter des lunettes de
protection. NE PAS s'approcher de la sortie d'air
pendant que le soueur fonctionne. NE placez PAS
vos mains ou pieds près de la sortie d'air quand le
soueur est en fonction.
WARNING / ATTENTION
(EN) AMPUTATION HAZARD. High speed
rotation impeller! To avoid serious injury,
please keep hands out of the discharge area
during operation. (FR) RISQUE
D'AMPUTATION. Rotation de turbine à
grande vitesse ! Pour éviter des blessures
graves, veuillez garder les mains hors de
zone de décharge quand le soueur est en
fonction.
DANGER
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GENERAL SAFETY
INFORMATION
WARNING! Keep
guards in place and in
working order. Never
operate the tool with
any guard or cover
removed. Make sure all guards are
operating properly before each use.
WARNING! To reduce
the risk of injury, keep
children and visitors
away. All visitors
should wear safety
glasses and be kept a minimum 50
ft (15 m) safe distance from the work
area.
WARNING! Keep the
area of operation
clear of all persons,
particularly small
children, and pets.
CAUTION! Use the right tool. Don’t
force tool or attachment to do a job it
was not designed for. Don’t use tool
for a purpose not intended.
DANGER! Dress
appropriately and
keep long hair
contained. Wear
long pants and long
sleeves. Do not wear loose-fitting
clothing, neckties, or jewelry. These
items can get caught and draw you
into moving parts. Rubber gloves and
non-skid footwear are recommended
when working outdoors. Also, wear
protective hair covering to contain
long hair.
WARNING! Wear protective footwear
that will protect your feet and improve
your footing on slippery surfaces.
CAUTION! Exercise caution to avoid
slipping or falling.
WARNING! Always wear eye
protection. Following this rule will
reduce the risk of serious personal
injury.
WARNING! Don’t overreach or stand
on a ladder, rooftop, or other unstable
support. Keep proper footing and
balance at all times.
CAUTION! Use only recommended
accessories. The use of improper
accessories may cause risk of injury.
CAUTION! Follow the maintenance
instructions specified in this manual.
DANGER! Keep
hands, feet and tools
away from the blades
on the blower at all
times.
CAUTION! Check damaged parts.
Before further use of the tool, a guard
or other part that is damaged should
be carefully checked to determine
that it will operate properly and
perform its intended function. Check
for alignment of moving parts, binding
of moving parts, breakage of parts,
mounting, and any other conditions
that may aect its operation. A guard
or other part that is damaged must
be properly repaired or replaced by a
qualified service center to avoid risk
of personal injury.
WARNING! Never
leave tool running
unattended. Turn
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10 | OPB480EV man.
power o. Don’t leave the tool until it
comes to a complete stop.
WARNING! Keep the
motor and battery
free of grass, leaves,
or grease to reduce
the change of a fire
hazard.
CAUTION! Follow manufacturer’s
recommendations for safeloading,
unloading, transport, and storage of
machine.
CAUTION! Be thoroughly familiar
with controls. Know how to stop the
product quickly.
CAUTION! Keep the tool dry, clean,
and free from oil and grease. Always
use a clean cloth when cleaning.
Never use brake fluids, gasoline,
petrolium products, or any solvents to
clean tool.
WARNING! Stay alert and exercise
control. Watch what you are doing
and use common sense. Do not
operate the tool when you are tired.
Do not rush.
DANGER! Do not operate the product
while under the influence of drugs,
alcohol, or any medication.
CAUTION! Check
the work area before
each use. Remove all
objects such as rocks,
broken glass, nails,
wire, or string which can be thrown or
become entangled in the machine.
WARNING! Do not use tool if switch
does not turn it o. Have the switch
replaced by a qualified service center.
WARNING! Before cleaning,
repairing, or inspecting, shut o
the motor and battery and ensure
all moving parts have stopped and
cooled down completely.
CAUTION! Avoid dangerous
environment. Don’t use in damp or
wet locations or expose to rain. Keep
work area well lit.
WARNING! Do not
operate around
dry brush, twigs,
cloth rags, or other
flammable materials.
WARNING! Risk of injection or injury
- Do not direct discharge stream at
persons.
CALIFORNIA PROPOSITION
65 WARNING! This machine is
constructed with material which is
known to the State of California to
cause cancer and birth defects or
other reproductive harm. Read more
at https://www.p65warnings.ca.gov/.
UNDERSTAND YOUR
MACHINE
CAUTION! If the unit is to be used
by someone other than the original
purchaser (or is loaned, rented, or
sold), always provide this manual and
safety training before operation. The
user can prevent and is responsible
for accidents or injuries that may
occur to themselves, other people,
and property.
WARNING! This machine is not a toy,
and is to be used only for its intended
purpose. Therefore, exercise extreme
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v.230518 | 11
caution at all times. This machine has
been designed to perform one job:
blow debris and leaves from lawns,
driveways, parking lots, etc. Do not
use it for any other purpose.
CAUTION! Do not force the machine.
Use the correct machine for your
application. The correct machine will
do the job more eciently and safely
at the rate it was designed.
INSPECT YOUR
MACHINE
CAUTION! Check your machine before
each use. Keep guard in place and
in working order. Make sure all nuts,
bolts, etc., are securely tightened.
DANGER! Never operate the machine
when it is in need of repair or is in
poor mechanical condition. Replace
damaged, missing, or failed parts
before using it. Keep the machine in
safe working condition.
DANGER! Regularly check to see
that keys and adjusting wrenches
are removed from the machine area
before starting it. A wrench or key that
is left attached to a rotating part of the
machine may result in personal injury.
WARNING! Avoid accidental starting.
Be sure the motor and battery are both
o before transporting the machine
or performing any maintenance or
service on the machine with the motor
and/or battery on.
WARNING! If the machine should start
to vibrate abnormally, stop the motor
and battery and immediately check
for the cause. Vibration is generally a
warning sign of trouble.
CAUTION! Do not tamper with the
motor and/or battery in an eort
to get it to run at higher speeds.
The maximum motor and/or battery
settings are preset by the factory and
is within safety limits.
CAUTION! Keep a Class B fire
extinguisher on hand when operating
this machine in dry areas as a
precautionary measure.
CAUTION! To avoid
sparking or arcing,
keep grounded
conductive objects -
such as tools - away
from exposed, live electrical parts
and connections. These events could
ignite fumes or vapors.
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
• The product has an accessory that is
not from the manufacturer
• The product is not repaired at an
approved service center or by an
approved authority
OPERATIONAL
SAFETY
CAUTION! Never operate the blower
without good visibility or light.
CAUTION! Always ensure you have
secure footing.
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12 | OPB480EV man.
CAUTION! Never place any part of
your body where it would be in danger
if movement should occur during
assembly, installation, operation,
maintenance, repair, or moving.
DANGER! Keep all bystanders,
children, and pets at least 50 feet (15
m) away. If you are approached, stop
the unit immediately.
WARNING! The blower will propel
debris at high speed and can cause
damage. Avoid pushing your leaf
blower over any areas with loose
stones or gravel as they may become
projectiles. Before use, check that the
area is free from breakable objects,
such as house windows, auto glass,
greenhouses, etc.
DANGER! Do not stand or put your
hands, or any part of your body
in front of the discharge opening.
Always pay attention to the direction
of the discharge opening. Never allow
discharge opening to point towards
any bystanders, pets, or valuable
property. Wind can also change
discharge direction, so be aware.
DANGER! There are rotating blades
inside the blower which can cause
serious injury. Please keep your
hands, feet, or tools out of the intake
and discharge opening while the
machine is running.
WARNING! Never operate the
machine without directional discharge
opening and impeller guard properly
axed to the machine. These devices
shield the operator from accidental
contact with the rotating impeller.
DANGER! Exercise extreme caution
when operating on or crossing gravel
driveways, walks, or roads. Stay alert
for hidden hazards.
WARNING! Never leave the operating
position when the motor and battery
are running. Always shut down the
machineandensureitcoolscompletely
before leaving the operational area.
CAUTION! To reduce exposure to
vibration, limit the hours of operation
and take periodic breaks to minimize
repetition and rest your hands. Reduce
the speed and force in which you do
the repetitive movement.
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GETTING TO KNOW YOUR MACHINE
AHandle
BBattery
CBattery & Motor Shroud
DMotor
EHousing
FFront wheel assembly
GRear wheel assembly
HAdjustable deflector
IBase
JAxle
B
A
C
E
F
G
I
H
J
D
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SECTION II • ASSEMBLY

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STEP 1: FRONT WHEEL RACK ASSEMBLY
1. Insert the rotating shaft of the wheel rack (3) into the sleeve of the support frame (5).
2. Secure with M8x45 flange bolt and M8 flange nut (6) to complete the front wheel assembly (F)
3
5
6
6
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16 | OPB480EV man.
STEP 2: WHEEL RACK INSTALLATION
Fix the front wheel assembly (F) to the housing (E) using an M8 hex nut (4).
F
4
E
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STEP 3: REAR WHEEL INSTALLATION
Install the 10” rear wheels (31) on both sides of the axle (J) and secure using the provided R-pin
(32).
31
32
J
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18 | OPB480EV man.
1. Secure the top handle (34) to the bottom handle (33) using M8x45 hex bolts (6) and M8 hex
nuts (4).
2. Secure the assembled handle to the machine using M8x45 hex bolts (6) and M8 hex nuts (4).
34
33
6
4
4
6
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SECTION III • OPERATION

20 | OPB480EV man.
STARTING THE MACHINE
1. Press the power button on the battery to turn on the power supply (FIG. 1).
2. Turn the switch key on the side of the battery and motor shroud (FIG. 2).
NOTE: Battery power level is shown on the battery, periodically check your battery power level.
FIG. 1
FIG. 2
STOPPING THE MACHINE
1. Turn the switch key on the side of the battery and motor shroud to stop the motor (FIG. 3).
2. Press the power button on the battery to turn o the power supply (FIG. 4).
The machine will stop completely.
FIG. 3
FIG. 4
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