Powerworks PD40LM51SPK5 User Manual
21” 40V Cordless Self-Propelled Mower
PD40LM51SPK5
Owner’s Manual
TOLL-FREE HELPLINE: 1-855-470-2181
www.powerworkstools.com
Read all safety rules and instructions carefully before operating this tool.
CONTENTS
Contents .............................................................................................................................. 2
Product Specications ......................................................................................................... 2
Safety Information ............................................................................................................... 3
Symbols ............................................................................................................................... 6
Know Your Lawn Mower ....................................................................................................... 8
Assembly Instruction ........................................................................................................... 9
Operation Instruction ......................................................................................................... 17
Maintenance ...................................................................................................................... 24
Environmentally Safe Battery Disposal .............................................................................. 28
Troubleshooting ................................................................................................................. 29
Warranty ............................................................................................................................ 30
Exploded View ................................................................................................................... 31
Parts List............................................................................................................................ 32
PRODUCT SPECIFICATIONS
21” 40V CORDLESS SELF-PROPELLED MOWER
Battery type ............................................................................................ 40V Lithium-ion
No-load speed ................................................................................................ 2800 RPM
Self propelled speed..................................................................... 1.6-4.6 fps (0.5-1.4 m/s)
Height adjustments ................................................................ 1 3/8 - 3 3/4” (3.5 - 9.5 cm)
Functions ...................................................... 3-in-1: Mulch, Side Discharge or Rear Bag
Unit weight ........................................................................................... 67.0 lbs (30.5 kg)
2
SAFETY INFORMATION
WARNING
When using electric lawn mowers, basic safety precautions should always be followed to reduce
the risk of re, electric shock, and personal injury, including the following:
READ ALL INSTRUCTIONS
WARNING
This mower is capable of amputating hands and feet and throwing objects. Failure to observe the
following safety instructions could result in serious injury or death.
1. GENERAL OPERATION
• Avoid Dangerous Environments – Don’t use lawn mowers in damp or wet locations.
• Don’t Use In Rain.
• Keep Children Away – All visitors should be kept a safe distance from work area.
• Dress Properly - Do not wear loose clothing or jewelry that can get caught in moving parts.
The wearing of protective gloves and safety footwear is recommended.
• Use Safety Glasses – Always use face or dust mask if operation is dusty.
• Use Right Appliance – Do not use lawn mower for any job except that for which it is intended.
• Don’t Force Lawn Mower – It will do the job better and safer at the rate for which it was
designed.
• Don’t Overreach – Keep proper footing and balance at all times.
• Stay Alert – Do not operate the mower when you are tired. Pay attention to what you are
doing. Use common sense.
• Store Idle Lawn Mower Indoors – When not in use, lawn mower should be stored in a dry and
locked-up place – out of reach of children.
• Maintain Lawn Mower With Care – Keep cutting edges sharp and clean for best performance.
• Follow instructions for lubricating and changing accessories.
• Inspect lawn mower cords periodically and if damaged have them repaired by an authorized
service facility.
• Keep handles dry, clean, and free from oil and grease.
• Keep safety devices (guards, shields, switches etc.) in place and working.
• Keep blades sharp.
• Keep hands and feet away from cutting area.
• Objects struck by the lawn mower blade can cause severe injuries to persons. The lawn
should always be carefully examined and cleared of all objects prior to each mowing.
• If lawn mower strikes a foreign object, follow these steps:
i) Stop lawn mower. Release the switch.
ii) Remove battery.
iii) Inspect for damage.
iv) Repair any damage before restarting and operating the lawn mower.
• Use identical replacement blades only.
• Do not charge lawn mower in rain, or in wet locations.
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SAFETY INFORMATION
• Remove or disconnect battery before servicing, cleaning, or removing material from the lawn
mowe r.
• Use only approved replacement batteries and chargers. Non approved batteries and chargers
may cause damage to the mower or injure the operator. For use only with 40-volt Powerworks
battery P40BA400 and charger 29482.
• Do not dispose of the battery in a re. The cells may catch re or explode. Check with local
codes for proper disposal instructions.
• Do not open or mutilate the battery. Released electrolyte is corrosive and may cause damage
to the eyes or skin. It may be toxic if swallowed.
• Exercise care in handling batteries in order not to short the battery with conducting materials
such as rings, bracelets, and keys. The battery or conductor may overheat and cause burns.
• Read, understand, and follow all instructions on the machine and in the manual(s) before
starting.
• Do not put hands or feet near or under the machine. Keep clear of the discharge opening at
all times.
• Only allow responsible adults who are familiar with the instructions to operate this machine.
• Clear the area of objects such as rocks, wire, toys, etc., which could be thrown by the blade.
• Stay behind the handle when the engine (motor) is running.
• Be sure the area is clear of bystanders before operating. Stop machine if anyone enters the
area.
• Do not operate machine barefooted or while wearing sandals. Always wear proper footwear.
• Do not pull machine backward unless absolutely necessary. Always look down and behind
before and while moving backward
• Never direct discharged material toward anyone. Avoid discharging material against a wall or
obstruction. Material may ricochet back toward the operator. Stop the blade when crossing
gravel surfaces.
• Do not operate machine without the entire grass catcher, discharge guard, rear guard, or
other safety protective devices in place and working.
• Never leave a running machine unattended
• Stop the motor and wait until the blade comes to a complete stop before removing the grass
catcher or unclogging the chute.
• Operate machine only in daylight or good articial light.
• Do not operate machine while under the inuence of alcohol or drugs
• Never operate mower in wet grass. Always be sure of your footing; walk, never run.
• Disengage the drive system, if so equipped, before starting the motor
• If the machine should start to vibrate abnormally, stop the motor and check for the cause
immediately. Vibration is generally a sign of a malfunction in the equipment.
• Always wear eye protection when operating machine.
• See manufacturer’s instructions for proper operation and installation of accessories. Only use
accessories approved by the manufacturer.
2. SLOPE OPERATION
• Slopes are a major factor related to slip and fall accidents, which can result in severe injury.
Operation on all slopes requires extra caution. If you feel uneasy on a slope, do not mow it.
• Mow across the face of slopes; never up and down. Exercise extreme caution when changing
direction on slopes.
• Watch for holes, ruts, bumps, rocks, or other hidden objects. Uneven terrain could cause the
operator to slip or fall. Tall grass can hide obstacles.
4
SAFETY INFORMATION
• Do not mow on wet grass or excessively steep slopes. Poor footing could cause a slip and fall
accident.
3. CHILDREN
Tragic accidents can occur if the operator is not alert to the presence of children. Children are
often attracted to the machine and the mowing activity. Never assume that children will remain
where you last saw them.
• Keep children out of the mowing area and under the watchful care of a responsible adult.
• Stay alert, and turn the mower off if a child or any other person enters the mowing area.
• Never allow children to operate the machine
• 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 mower.
4. SERVICE
• Keep all nuts, bolts, and screws tight in order to be sure that the equipment is in safe working
condition.
• Never remove or tamper with safety devices. Check their proper operation regularly. Never do
anything to interfere with the intended function of a safety device or to reduce the protection
provided by a safety device.
• Keep machine free of grass, leaves, or other debris build up. Allow machine to cool before
storing.
• After striking a foreign object, stop the motor. Thoroughly inspect the mower for any damage.
Repair any damage before operating the mower.
• Never make any adjustments or repairs with the motor running.
• Always remove battery pack from mowers before adjusting, cleaning, or repairing.
• Check grass catcher components and the discharge guard frequently and replace with
manufacturer’s recommended parts, when necessary.
• Mower blades are sharp, and can cut. Wrap the blades or wear gloves, and use extra caution
when servicing.
• Maintain or replace safety and instruction labels, as necessary.
WARNING(PROPOSITION 65)
Using this product will expose you to a chemical known to the State of California to cause
cancer. Using this product will expose you to a chemical known to the State of California to
cause 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 from these exposures varies depending on how often you do this type of work. To reduce
your exposure to these chemical: work in a well ventilated area, and work with approved safety
equipment, such as those dust masks that are specially designed to lter out microscopic particles.
SAVE THESE INSTRUCTIONS
5
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
n
/min Per Minute
Direct Current Type or a characteristic of current
No Load Speed Rational speed, at no load
o
Revolutions, strokes, surface speed, orbits etc.,
per minute
Safety Alert Indicates a potential personal injury hazard.
Wet Conditions Alert Do not expose to rain or use in damp locations
Read The Operator’s Manual
Eye Protection
Keep Hands and Feet Away
No Reach Do not reach hands or feet under mower deck.
No Slope
Keep Bystanders Away Keep all bystanders at least 100 ft. away.
Ricochet
To reduce the risk of injury user must read and
understand operator’s manual before using this
product.
Always wear safety glasses with side shields that
are marked to comply with ANSI Z87.1.
Keep hands and feet away from blade and cutting
area.
Do not operate on inclines greater than 15º. Mow
across the face of slopes, never up and down.
Pay attention that bystanders are not injured
through foreign objects thrown from the mower.
6
6
SYMBOLS
The following signal words and meanings are intended to explain the levels of risk associated
with this product.
SYMBOL SIGNAL MEANING
DANGER
WARNING
CAUTION
CAUTION
SERVICE
Servicing requires extreme care and knowledge and should be performed only by a qualied
service technician. For service we suggest you return the product to your nearest AUTHORIZED
SERVICE CENTER for repair. When servicing, use only identical replacement parts.
WARNING
To avoid serious personal injury, do not attempt to use this product until you have read this Owner’s
Manual thoroughly and understand it completely. If you do not understand the warnings and
instructions in this Owner’s Manual, do not use this product. Call the Toll-free Helpline (1-855-470-
2181) for assistance.
Indicates an imminently hazardous situation, which, if not
avoided, will result in death or serious injury.
Indicates a potentially hazardous situation, which, if not avoided,
could result in death or serious injury.
Indicates a potentially hazardous situation, which, if not avoided,
may result in minor or moderate injury.
(Without Safety Alert Symbol) Indicates a situation that may
result in property damage.
WARNING
The operation of any power tool can result in foreign objects being thrown into your eyes,
which can result in severe eye damage. Before beginning power tool operation, always
wear safety goggles or safety glasses with side shields and, when needed, a full face
shield. We recommend Wide Vision Safety Mask for use over eyeglasses or standard
safety glasses with side shields. Always use eye protection which is marked to comply
with ANSI Z87.1.
SAVE THESE INSTRUCTIONS
7
KNOW YOUR LAWN MOWER
Read this operator's manual and safety rules before operating your lawn mower. Compare the
illustration in Figure 1 to your lawn mower in order to familiarize yourself with the location of
various controls and adjustments. Save this manual for future reference.
Safety lock-out button
Height adjustment lever
Battery door
Side discharge
cover
Upper handle
Rear cover
Bail lever
Front wheel
Self propel lever
Drive Controls
Grass catcher bag
Rear wheel
Mulching plug
8
Side discharge chute
Fig. 1
ASSEMBLY INSTRUCTIONS
PACKING LIST
PART NAME FIGURE PART NO.
Lawn Mower
Mulching Plug
Side Discharge Chute
Grass Catcher Bag
Handle Knob 2
Handle Bolt 2
Owner’s Manual
1
1
1
1
1
9
ASSEMBLY INSTRUCTIONS
UNPACKING
• Carefully remove the product and any accessories from the box. Make sure that all items
listed in the packing list 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 operated the
product.
• If any parts are damaged or missing, please call (1-855-470-2181) for assistance.
WARNING
If any parts are damaged or missing do not operate this product until the parts are replaced.
Using a product with damaged or missing parts could result in serious personal injury.
WARNING
Do not attempt to modify this product or create accessories not recommended for use with this
product. Any such alteration or modication is misuse and could result in a hazardous condition
leading to possible serious personal injury.
WARNING
Do not insert battery until assembly is complete and you are ready to mow. Failure to comply
could result in accidental starting and possible serious personal injury.
WARNING
To prevent accidental starting that could cause serious personal injury, always remove the battery
pack from the product when assembling parts.
WARNING
Never operate the mower without the proper safety devices in place and working. Never operate
the mower with damaged safety devices. Operation of this product with damaged or missing
parts could result in serious personal injury.
10
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