MasterForce BLB489 User manual

OPERATOR’S MANUAL
80V BRUSHLESS JET BLOWER
267-3211/267-3217
BLB489
2400794VT/2400794VTBT
To Reduce The Risk Of Injury, User Must Read
CAUTION
And Understand Operator’s Manual. Save These Instructions For
Future Reference.

TABLE OF CONTENTS
Safety Symbols ...........................................................................................................Page 2
Safety Instructions ......................................................................................................Page 3
Overview .....................................................................................................................Page 6
.............................................................................................................Page 6
Assembly ....................................................................................................................Page 7
Operation ....................................................................................................................Page 9
Maintenance / Troubleshooting ................................................................................. Page 10
Exploded Views ........................................................................................................ Page 11
Notes ........................................................................................................................ Page 12
Warranty ................................................................................................................... Page 14

Page 2
SAFETY SYMBOLS
Some of the following symbols may be used on this product. Please study them and learn their
meaning. Proper interpretation of these symbols will allow you to operate the product better
and safer.
Symbol Name Designation / Explanation
V Volts Voltage
A Amperes Current
Hz Hertz Frequency (cycles per second)
W Watts Power
min Minutes Time
Alternating Current Type of current
Direct Current Type or a characteristic of current
/min Per Minute Revolutions, strokes, surface speed, orbits etc.,
per minute
Safety Alert Precautions that involve your safety.
Read The Operator’s Manual
To reduce the risk of injury user must read and
understand operator’s manual before using this
product.
Eye Protection
Always wear eye protection with side shields
marked to comply with ANSI Z87.1 when
operating this equipment.
Wet Conditions Alert Do not expose the product to rain or moist
conditions.
Long Hair Failure to keep long hair away from the air inlet
could result in personal injury.
Loose Clothing Failure to keep loose clothing from being drawn
into air intake could result in personal injury.
Keep Bystanders Away Keep all bystanders at least 50 ft. (15m) away.
Impeller Blades Rotating impeller blades can cause severe
injury.

Page 3
SAFETY INSTRUCTIONS
The purpose of safety symbols is to attract our attention to possible dangers. The safety
symbols, and the explanations with them, deserve your careful attention and understanding.
The symbol warnings do not by themselves eliminate any danger. The instructions and
warnings they give are no substitutes for propper accident prevention measures.
Failure to obey this safety warning CAN result in death or serious
injury to yourself or to others. Always follow the safety precautions to reduce the risk of
WARNING
Failure to obey this safety warning MAY result in personal injury
to yourself or others or property damage. Always follow the safety precautions to
CAUTION
Failure to obey this warning WILL result in death or serious injury
electric shock and personal injury.
DANGER
Be sure to read and proper understand all safety insructions in
WARNING
SYMBOL MEANING
SAFETY ALERT SYMBOL: Indicates DANGER, WARNING, OR CAUTION. May be used
in conjuntion with other symbols or pictographs

Page 4
SAFETY INSTRUCTIONS
IMPORTANT SAFETY
INSTRUCTIONS
R E A D A L L I N S T R U C T I O N S
BEFORE USING (THIS POWER
TOOL)
WARNING Read and
understand all instructions before using
this product. Failure to follow all
instructions listed below may result in
personal injury. When using an electrical
following:
• Do not use on wet surfaces.
• Do not charge the unit outdoors.
• For household use.
• Do not allow to be used as a toy. Close
attention is necessary when used by or
near children.
• Use only as described in this manual.
Use only manufacturer’s recommended
attachments.
• If appliance is not working as it should, has
been dropped, damaged, left outdoors, or
dropped into water, return it to a service
center.
• Do not handle appliance with wet hands.
• Do not put any object into openings. Do not
use with any opening blocked; keep free
of dust, lint, hair, and anything that may
reduce air flow.
• Keep hair, loose clothing, fingers and
all body parts away from openings and
moving parts.
• Use extra care when cleaning on stairs.
• Do not operate power tools in an explosive
atmosphere, such as in the presence of
flammable liquids, gases, or dust. Power
tools create sparks that may ignite the dust
or fumes.
• Store indoors. Do not expose to rain or
water. Avoid direct sunshine.
• Never allow childre n to o pe r ate th e
equipment. Never allow adults to operate
the equipment without proper instruction.
• Wear heavy long pants, boots, and gloves.
Avoid loose garments or jewelry that could
get caught in moving parts of the machine
or its motor.
• Do not force tool. Use the correct tool
for your application. The correct tool will
do the job better and safer at the rate for
which it is designed.
• Keep firm footing and balance. Do not
overreach. Overreaching can result in loss
of balance.
• Do not use the tool if the switch does not
turn it on or off. Any tool that cannot be
controlled with the switch is dangerous,
and must be repaired.
• Do not operate this unit when you are tired,
ill, or under the influence of alcohol, drugs,
or medication.
• Do not operate in poor lighting.
• Do n o t u se to pi c k up f lam m a ble or
combustible liquids, such as gasoline, or
use in areas where they may be present
• Do not pick up anything that is burning or
smoking, such as cigarettes, matches, or
hot ashes.
•
in place (if applicable).
• 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.
• U s e on l y i d e n t i c a l m a n u f a c t u r e r ’s
replacement parts and accessories. Use
of any other parts may create a hazard or
cause product damage.
• Use only Masterforce Batteries: BAB726,
BAB727, BAB728, BAB729 and other BAB
series batteries
• Use only Masterforce Charger: CAB809
and other CAB series chargers.
BATTERY-OPERATED
POWER TOOLS
• Do not use battery-operated appliance in rain.
• Turn off all controls before removing the
battery.
• Recharge only with the charger specified
by the manufacturer. A charger that is
suitable for one type of battery pack may
battery pack.
• Use o nly the charg er supplied by the
manufacturer to recharge.

Page 5
• Use appliances only with specifically
designated battery packs. Use of any other
battery packs may create a risk of injury
• Prevent unintentional starting. Ensure
the switch is in the off-position before
connecting to battery pack, picking up or
carrying the appliance. Carry the power
tool with your finger on the switch or
energize power tool that have the switch
on invites accidents.
• Disconnect the battery pack from the power
tool before making any adjustments, changing
accessories, or storing the power tool. Such
preventive safety measures reduce the risk of
starting the power tool accidentally.
• When battery pack is not in use, keep it
away from other metal objects like paper
clips, coins, keys, nails, screws or other
small meta l objects that can make a
connection from one terminal to another.
Shorting the battery terminals together
• Under abusive conditions, liquid may be
ejected from the battery; avoid contact.
If contact accidentally occurs, flush with
water. If liquid contacts eyes, additionally
seek medical help. Liquid ejected from the
battery may cause irritation or burns.
• Do not incinerate the appliance even if it
is severely damaged. The batteries can
• Do not use a battery pack or appliance
that is damaged or modified. Damaged
o r mo d i f i e d b a t t e r i e s ma y ex h i b i t
unpredictable behavior resulting in fire,
explosion or risk of injury.
• Do not expose a battery pack or appliance
may cause an explosion.
• Have servicing performed by a qualified
r e p a i r p e r s o n u s i n g o n l y i d e n t i c a l
replacement parts. This will ensure that the
safety of the product is maintained.
• Don' t modif y or at tempt to repair the
a p p l i a n c e or t h e b a t t e r y pa c k (a s
applicable) except as indicated in the
instructions for use and care.
• Follow all charging instructions and do
not charge the battery pack or appliance
in the instructions. Charging improperly or
at temperatures outside of the specified
ran g e may d a m a g e th e b a t ter y an d
SAFETY INSTRUCTIONS
PROPOSITION 65
This product contains a chemical known to
the state of California to cause cancer, birth
defects or other reproductive harm. Some dust
created by power sanding, sawing, grinding,
drilling, and other construction activities
contains chemicals known to cause cancer,
birth defects or other reproductive harm. Some
examples of these chemicals are:
• Lead from lead-based paints;
• Crystalline silica from bricks and cement
and other masonry products;
• Arsenic and chromium from chemically
treated lumber.
Your risk of exposure to these chemicals
varies depending on how often you do this
type of work. To reduce your exposure to these
chemicals, work in a well-ventilated area, and
work with approved safety equipment, such as
out microscopic particles.
CHILD SAFETY
Tragic accidents can occur if the operator is
not aware of the presence of children.
• Keep chil d ren out o f t he work ing
area and under the watchful care of a
responsible adult.
• Do not allow children under the age
of 14 to operate this blower. Children
who are 14 years of age and older must
read and understand the operating
instructions and safety rules in this
manu al an d m u s t be tr aine d a n d
supervised by a parent.
• Stay alert, and turn the blower off if a
child or any other person enters the
working area.
• Use extreme care when approaching
blind corners, doorways, shrubs, trees,
or other objects that may obscure your
view of a child who may run into the
path of the blower.
SAVE THESE INSTRUCTIONS

Page 6
OVERVIEW
SPECIFICATIONS
Battery Release Button
Variable Speed Trigger
Blower Tube Shoulder Strap
Attachment Point
Nozzle
Cruise Control Lever
Turbo Button
Type Cordless, battery operated
Motor 80V Brushless
Max Air Volume 730 CFM
Max Air Speed 170 MPH
Trigger Variable Speed
Weight (Without Battery) 5.3 lbs (2.4 kg)
Cruise Control Yes
The recommended ambient temperature range:
Item Temperature
Blower storage temperature range
Blower operation temperature range
Battery charging temperature range
Charger operation temperature range
Battery storage temperature range
Battery discharging temperature range

Page 7
ASSEMBLY
UNPACKING
This product requires assembly.
• Carefully remove the product and any
accessories from the box. Make sure that
all items listed in the package contents
section are included.
• Inspect the product carefully to make sure
no breakage or damage occurred during
shipping.
• Do not discard the packing material
until you have carefully inspected and
satisfactorily operated the product.
• If any parts are damaged or missing, please
call 1-844-MSTR4CE (844-678-7423) for
assistance.
BLOWER TUBE
WARNING To prevent accidental
starting that could cause serious personal
injury, always remove the battery pack from
the tool when assembling parts.
FIG. 1
Tube Slot
Tube Release
Button
Move the tube until the tube release button
engages into the slot.
Nozzle
Tube
FIG. 2
Connect the nozzle to the tube until the tube
locks into the nozzle.
ATTACH THE SHOULDER STRAP
1. Hook the strap to the strap connection.
2. Put on the shoulder strap.
3. Adjust the length of the strap to a
comfortable position.
FIG. 3

Page 8
ASSEMBLY
THE BATTERY PACK
WARNING Follow these instruc-
tions in order to avoid injury and to reduce the
• Replace the battery pack or the charger
immediately if the battery case or charger
cord is damaged.
• Verify that the switch is in the OFF position
before inserting or removing the battery
pack.
• Verify that the battery pack is removed
and the switch is in the OFF position
before inspecting, adjusting, or performing
maintenance on any part of the blower.
To install the battery pack
1. Align the tongue of the battery pack with
the cavity in the handle housing.
2. Insert the battery into the battery opening
until the battery release button locks into
place.
3.
4. Push the battery pack into the handle until
both sides lock. The latch button will click
when locked into place.
5. Do not use force when inserting the battery
pack. It should slide into place and click.
To remove the battery pack
1. Press and hold the battery release button
2.
battery pack out of the handle.
FIG. 4
Battery Release
Button

Page 9
START / STOP THE BLOWER
To start
1. Squeeze the trigger to start the blower.
2. Pull the trigger fully to increase the speed.
3. Release the trigger to decrease the speed.
To stop
1. Release the trigger to stop the machine.
FIG. 5
Trigger
CRUISE CONTROL
This blower is equipped with a cruise control
function. Please read and understand the
function of the Cruise Control.
• Pull the cruise control lever clockwise to
increase to desired speed. This will lock
the speed at the desired setting.
• Push the cruise control lever counter
clockwise to decrease the speed.
NOTE: If you decrease the speed all the way,
the unit will stop and it will be necessary to
start the machine again.
TURBO BUTTON
• When the turbo button is pressed the
blower is at its highest speed.
FIG. 4
FIG. 6
Cruise Control Turbo Button
OPERATION TIPS
• To keep from scattering debris, blow
around the outer edges of a debris pile.
Never blow directly into the center of a pile.
• To reduce sound levels, limit the number of
pieces of equipment used at any one time.
• Use rakes and brooms to loosen debris
before blowing. In dusty conditions, slightly
dampen surfaces when water is available.
• Watch out for children, pets, open windows,
or freshly washed cars, and blow debris
safely away.
• After using blowers or other equipment,
clean up. Dispose of debris properly.
OPERATION

Page 10
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Motor fails to start
when switch is
depressed.
Battery is not secure. Check to ensure the battery is fully connected
to the blower. Press down on the battery until
the latches click together.
Battery is not
charged.
Charge the battery pack according to the
instructions included with your model.
Unit will not start. Defective power
switch.
Return the unit to an authorized service or call
customer service at 1-844-678-7423.
Unit will not blow. Blocked tube. Clear the blockage.
Cruise Control Lever
does not work.
The screw is loose. Tighten the screw with a phillips head
screwdriver.
MAINTENANCE
CLEAN THE MACHINE
• Clear the unwanted material out of the air
vent with a vacuum cleaner.
• Do not spray the air vent or put the air vent
in solvents.
• Clean the housing and the plastic
components with a moist and soft cloth.
FIG. 4
FIG. 7
Air Vent
CAUTION Do not let brake
touch the plastic parts. Chemicals can
plastic unserviceable.
CAUTION Do not use strong
solvents or detergents on the plastic
housing or components.
CAUTION Remove the battery
pack from the machine before maintenance.
STORE THE MACHINE
• Clean the machine before storage.
• Make sure that the motor is not hot when
you store the machine.
• Make sure that the machine does not have
loose or damaged parts. If it is necessary,
do these steps/instructions:
1. Replace the damaged parts.
2. Tighten the bolts.
3. Speak to a person of an approved
service center.
• Store the machine in a dry area.
• Make sure that children cannot come near
the machine.

Page 11
EXPLOPDED VIEW
No. Part No. Qty Description
1R0202465-00 1 Cruise Control Assembly
2R0201797-00 1 Blower Tube
3R0201909-00 1 Nozzle
4RB37902144 1 Shoulder Strap
1
4
3
2

Page 12
NOTES

Page 13
NOTES

Page 14
SAVE YOUR RECEIPTS
THIS WARRANTY IS VOID WITHOUT THEM
80V BRUSHLESS JET BLOWER
WARRANTY
4-YEAR LIMITED WARRANTY
This MASTERFORCE™ brand power tool carries our famous No Hassle 4-Year Limited
Warranty to the original purchaser. If, during normal use, this MASTERFORCE™ power
tool breaks or fails due to a defect in material or workmanship within four (4) years from
the date of original purchase, simply bring the tool with the original sales receipt back
to your nearest MENARDS® retail store. At its discretion, MASTERFORCE™ agrees
to have the tool or any defective part(s) repaired or replaced with the same or similar
MASTERFORCE™ product or part free of charge, within the stated warranty period,
when returned by the original purchaser with original sales receipt. Not withstanding the
foregoing, this limited warranty does not cover any damage that has resulted from abuse
but not limited to blades, brushes, belts, bits, light bulbs, and/or batteries; (2) shall be
void if this tool is used for commercial and/or rental purposes; and (3) does not cover any
losses, injuries to persons/property or costs. This warranty does give you specific legal
rights and you may have other rights, which vary from state to state. Be careful, tools
are dangerous if improperly used or maintained. Seller’s employees are not qualified
to advise you on the use of this merchandise. Any oral representation(s) made will not
be binding on seller or its employees. The rights under this limited warranty are to the
original purchaser of the merchandise and may not be transferred to any subsequent
warranties or merchantability and fitness for a particular purpose. Seller shall not be
against the seller will be for the replacement of any defects as provided herein, as long
as the seller is willing or able to replace this product or is willing to refund the purchase
price as provided above. For insurance purposes seller is not allowed to demonstrate
any of these power tools for you.
For questions / comments, technical assistance or repair parts -
1-844-678-7423 (M-F 8am - 6pm)

© 2020 Menard, Inc., Eau Claire, WI 54703 12/2020