WORX Tools WG789 User Manual

Auto-adjusts to your walking speed

Cordless self-propelled lawn mower EN Tondeuse à gazon autotractée sans ﬁl F Cortacésped de autopropulsión inalámbrica ES

HELPLINE NUMBER

1-866-354-WORX (9679)

WG789

P07 P20 P35

A B1 B2

C1 C2 D1

D2 D3 E1

E2 F G1

G2 G3 H

P-1

P-2

P-3

O-1

O-2

O-3

R-1

R-2

R-3

R-4

R-5

R-0

I1 I2 J

K1 K2 L

M1 M2

N2 O P

Q R S

1. UPPER HANDLE

2. SAFETY BAIL

3. SAFETY KEY

4. LOWER HANDLE

5. HANDLE HEIGHT ADJUSTMENT LEVER

6. LOCKING CAM LEVER

7. SAFETY GUARD

8. BATTERY HOUSING COVER

9. SIDE-DISCHARGE COVER

10. CUTTING HEIGHT ADJUSTMENT LEVER

11. GRASS COLLECTION BAG

12. MULCHING PLUG (See K1)

13. SIDE-DISCHARGE CHUTE (See M1)

14. SCREW KNOB (See C2)

15. BATTERY PACK (See B)

16. CHARGER (See B)

17. WORK MODE DIAL (See L)

18. CHARGED INDICATOR LIGHT (GREEN) (See B2)

19. CHARGING INDICATOR LIGHT (RED) (See B2)

Cordless self-propelled lawn mower EN

TECHNICAL DATA

Power input 36V Deck diameter 19’’ (48cm) Cutting diameter 18"(46cm) Front wheel diameter 7" (178mm) Rear wheel diameter 8-1/4" (210mm) Cutting height 1.5”-3.5” (38 – 88mm) Cutting height positions 6 Grass collection capacity 1.6bushels(55L) Battery type Lead acid Battery model WA3220 Charging time 16 hrs Charger model WA3722 Charger rating Input: AC 120V~60Hz,45W Output: 42.5V 1.0A Machine weight 41.1kg (90.6lbs)

ACCESSORIES

Grass collection bag 1 Charger (WA3722) 1 Side-discharge chute 1 Mulching plug 1 Battery pack (WA3220) 1 Safety key 1

We recommend that you purchase your accessories from the same store that sold you the tool. Use good quality accessories marked with a well-known brand name. Choose the type according to the work you intend to undertake. Refer to the accessory packaging for further details. Store personnel can assist you and offer advice.

Cordless self-propelled lawn mower EN

SAFETY INSTRUCTIONS

WARNING! Some dust created by

power sanding, sawing, grinding, drilling and other construction activities contains chemicals known to the state of California 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, and

• 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,

• Work with approved safety equipment,

such as those dust masks that are specially

designed to ﬁlter out microscopic particles.

READ ALL INSTRUCTIONS

WARNING: When using electric lawn

mowers, basic safety precautions should always be followed to reduce the risk of ﬁre, electric shock, and personal injury, including the following:

WARNING: Risk of injury could occur if

the lawn mower is operated without the catcher assembly attached. WARNING: The use of any other accessory or attachment might increase the risk of injury

CAUTION: For battery-operated

lawn mowers use only identical replacement batteries. When reordering specify the battery type and manufacturer model number. Devices for retaining extension cords are also available.

FOR ALL LAWN MOWERS

1) Avoid Dangerous Environment - Don’t

use lawn mowers in damp or wet locations.

2) Don’t Use In Rain.

3) Keep Children Away - All visitors should

be kept a safe distance from work area.

4) Dress Properly - Do not wear loose clothing or jewelry. They can be caught in moving parts. Use of rubber gloves and footwear is recommended when working outdoors.

5) Use Safety Glasses - Always use face or dust mask if operation is dusty.

6) Use Right Appliance - Do not use lawn mower for any job except that for which it is intended.

7) Don’t Force Lawn Mower - It will do the job better and safer at the rate for which it was designed.

8) Don’t Overreach - Keep proper footing and balance at all times.

9) Stay Alert - Watch what you are doing. Use common sense. Do not operate lawn mower when you are tired.

10) Store Idle Lawn Mower Indoors - When not in use, lawn mower should be stored in an indoor dry and locked-up place - out of reach of children.

11) Maintain Lawn Mower With Care - Keep cutting edges sharp and clean for best and safest performance. Follow instructions for lubricating and changing accessories. Inspect lawn mower cord periodically and if damaged, have it repaired by an authorized service facility. Inspect extension cords periodically and replace if damaged. Keep handles dry, clean, and free from oil and grease.

12) Keep guards in place and in working order.

13) Keep blades sharp.

14) Keep hands and feet away from cutting deck.

15) Objects struck by the lawn mower blade can cause severe injuries to persons. The cutting area should always be carefully examined and cleared of all objects prior to each mowing.

16) If lawn mower strikes a foreign object, follow these steps:

i) Stop lawn mower. Release the switch. ii) Inspect for damage. iii) Repair any damage before restarting

and operating the lawn mower.

17) Use identical replacement blades only.

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SUPPLEMENT SA-BATTERY-OPERATED LAWN MOWERS

a) Do not charge lawn mower in rain, or in

wet locations.

b) Do not use battery-operated lawn mower in

rain.

c) When replacing batteries, all batteries

should be replaced at the same time. Mixing fresh and discharged batteries could increase internal cell pressure and rupture the discharge battery(ies). (Applies to products employing more than one separately replaceable primary battery.)

d) When inserting batteries into this product,

the proper polarity or direction must be observed. Reverse insertion of batteries can result in leakage or explosion. (Applies to product employing more than one separately replaceable primary battery.)

e) Remove or disconnect battery before

servicing, cleaning, or removing material from the lawn mower.

FOR ALL BATTERY-OPERATED PRODUCTS EMPLOYING A DETACHABLE OR SEPARABLE BATTERY

a) Use only the following type and model

battery (ies): WA3220

b) Do not dispose of the battery(ies) in a

ﬁre. The cell may explode. Check with local codes for possible special disposal instructions.

c) Do not open or mutilate the battery(ies).

Released electrolytes are corrosive and may cause damage to the eyes or skin. It may be toxic if swallowed.

d) 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.

FOR A BATTERY-OPERATED LAWN MOWER EMPLOYING A VENTED WET CELL BATTERY SUPPLY INTENDED TO BE INITIALLY OR PERIODICALLY FILLED BY THE USER: CAUTION: The electrolyte is a dilute sulfuric

acid that is harmful to the skin and eyes. It is electrically conductive and corrosive. The

following procedures should be observed: a) Wear full eye protection and protective

clothing.

b) If electrolyte contacts the skin, wash it off

immediately with water.

c) If electrolyte contacts the eyes, ﬂush

thoroughly and immediately with water. Seek medical attention.

SAFE PRACTICES FOR WALK-BEHIND MOWERS I. GENERAL OPERATION

1. Read, understand, and follow all instructions on the machine and in the manual(s) before starting.

2. Do not put hands or feet near or under the machine. Keep clear of the discharge opening at all times.

3. Only allow responsible adults, who are familiar with the instructions, to operate this machine.

4. 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.

5. Be sure the area is clear of bystanders before operating. Stop machine if anyone enters the area.

6. Do not operate machine barefooted or while wearing sandals. Always wear substantial footwear.

7. Do not pull machine backward unless absolutely necessary. Always look down and behind before and while mowing backward.

8. 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.

9. Do not operate machine without the entire grass catcher, discharge guard, rear guard, or other safety protective devices in place and working.

10. Never leave a running machine unattended.

11. Stop the engine (motor), wait until the blade comes to a complete stop, and then remove the safety key before cleaning

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Cordless self-propelled lawn mower EN

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the machine, removing grass catcher, or unclogging the discharge guard.

12. Operate machine only in daylight or good artiﬁcial light.

13. Do not operate machine while under the inﬂuence of alcohol or drugs.

14. Never operate mower in wet grass. Always be sure of your footing; walk; never run.

15. Disengage the drive system, if so equipped, before starting the engine (motor).

16. If the machine should start to vibrate abnormally, stop the engine (motor) and check for the cause immediately. Vibration is generally a warning of trouble.

17. Always wear eye protection when operating machine.

18. See manufacturer’s instructions for proper operation and installation of accessories. Only use accessories approved by the manufacturer.

II. 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.

1. Mow across the face of slopes; never up

and down. Exercise extreme caution when changing direction on slopes.

2. Watch for holes, ruts, bumps, rocks, or

other hidden objects. Uneven terrain could cause a slip and fall accident. Tall grass can hide obstacles.

3. Do not mow on wet grass or excessively

steep slopes. Poor footing could cause a slip and fall accident.

4. Do not mow near drop-offs, ditches, or

embankments. You could lose your footing or balance.

III. 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.

1. Keep children out of the mowing area and under the watchful care of a responsible adult other than the operator.

2. Be alert and turn mower off if a child enters the area.

3. Never allow children to operate the machine.

4. Use extra care when approaching blind corners, shrubs, trees, or other objects that may block your view of a child.

IV. SERVICE GENERAL SERVICE

1. Keep all nuts and bolts tight to be sure the equipment is in safe working condition.

2. Never tamper with safety devices. Check their proper operation regularly.

3. Keep machine free of grass, leaves, or other debris build-up.

4. If you strike a foreign object, stop and inspect the machine. Repair, if necessary, before re- starting.

5. Never make any adjustments or repairs with the engine (motor) running.

6. Check grass catcher components and the discharge guard frequently and replace with manufacturer’s recommended parts, when necessary.

7. Mower blades are sharp. Wrap the blade or wear gloves, and use extra caution when servicing them.

8. Maintain or replace safety and instruction labels, as necessary.

SAVE THESE INSTRUCTIONS

SAFE OPERATION PRACTICES FOR WALK-BEHIND MOWERS

1. SAFETY INSTRUCTIONS

1.1 TRAINING

a) Read the operating and service instruction

manual carefully. Be thoroughly familiar with the controls and the proper use of the equipment.

b) Never allow children to operate a power

mower.

c) Keep the area of operation clear of all

persons, particularly small children, and pets.

d) Do not use a mower for any job except that

Cordless self-propelled lawn mower EN

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for which it is intended.

1.2 PREPARATION

a) Thoroughly inspect the area where the

equipment is to be used and remove all stones, sticks, wires, bones, and other foreign objects.

b) Do not operate the equipment when

barefoot or wearing sandals. Always wear substantial footwear.

c) Disengage the self-propelled mechanism

or drive clutch on units so equipped before starting the motor.

d) Never attempt to make a wheel height

adjustment while the motor is running.

e) Mow only in daylight or in good artiﬁcial

light.

f) Never operate the equipment on wet grass.

Always be sure of your footing. Keep a ﬁrm hold on the handle and walk, never run.

1.3 OPERATION

a) Do not put hands or feet near or under

rotating parts. Keep clear of the discharge opening at all times.

b) Stop the blade(s) when crossing gravel

drives, walks, or roads.

c) After striking a foreign object, stop the

motor, unplug, thoroughly inspect the mower for any damage, and repair the damage before restarting and operating the mower.

d) If the equipment should start to vibrate

abnormally, stop the motor and check immediately for the cause. Vibration is generally a warning of trouble.

e) Stop the motor and unplug whenever you

leave the equipment, before cleaning the mower housing, and before making any repairs or inspections.

f) Shut the motor off and wait until the blade

comes to a complete stop before removing the grass catcher or before unclogging the chute.

g) Mow across the face of slopes, never up

and down. Exercise extreme caution when changing direction on slopes. Do not mow excessively steep slopes.

h) Never operate the mower without proper

guards, plates, or other safety protective

devices in place.

i) Do not wash with a hose, avoid getting

water in motor and electrical connections.

1.4 MAINTENANCE

a) Check the blade and the engine mounting

bolts at frequent intervals for proper tightness.

b) Keep all nuts, bolts, and screws tight to

be sure the equipment is in safe working condition.

c) Check bag frequently for deterioration and

wear, and replace worn bags. Check that replacement bags comply with the original manufacturer’s recommendations or speciﬁcations.

d) Replace the blade if it is bent or cracked.

An unbalanced blade causes vibration that could damage the motor drive unit or cause personal injury.

e) Sharpen a dull blade equally at each end to

maintain the balance.

f) Clear the blade thoroughly and check its

balance by supporting it horizontally on a thin nail through its center hole. The nail should also be in a horizontal position. If either end of the blade rotates downward, remove some metal from the heavy or lower end until the blade is balanced. It is balanced when neither end drops.

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Cordless self-propelled lawn mower EN

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SYMBOLS CHARGER SAFETY RULES

1. Plug the charger directly into an electrical outlet. DO NOT ABUSE THE CORD. Never carry charger by cord. Do not disconnect the charger from the outlet or mower by pulling it by the cord.

2. CAUTION: To reduce the risk of ﬁre,

electrical shock, or personal injury do not attempt to use this charger with any other product.

Likewise, do not attempt to charge the

mower with any other charger.

3. Do not service mower with charger or safety key installed.

4. Do not operate a damaged charger. Replace damaged cords or charger immediately by calling the WORX Helpline at 1-866-354-

9679.

5. Always charge the mower in a dry area protected from the weather. Do not expose the mower or charger to rain. Do not charge in wet locations. Do not charge mower when temperature is above 104°F (40°C) or below 41°F (5°C).

6. Keep the mower and charger away from water, heat sources, (Such as radiators, heaters, stoves...etc.) ﬂames, or chemicals. Be careful not to damage the charger cord, by keeping cord away from sharp edges.

CHARGING PROCEDURE (See A, B1, B2)

1. Charging can be carried out either with the battery FITTED (See A) or REMOVED from the machine (See B1).

2. Plug in the charger connector into the receptacle on the battery. (See A, B1).

3. Insert the plug of the charger into the wall receptacle.

4. Press the button (a) on the charger for several seconds till the red light come on indicating that you have power and the battery is being charged.(See B2).

5. The red light (19) will turn off and the green light (18) will come on when charging is complete (approximately 16 hours to charge a fully discharged battery) (See B2)

6. After the battery is fully charged the green light will turn on and stay on for 15 seconds to indicate a full charge. After 15 seconds the green light and charger will turn off to save

KEEP HANDS AND FEET AWAY GARDER MAINS ET PIEDS À DISTANCE

Safety alert

Read the operator’s manual

Blade continues to rotate after the machine is switched off. Wait until all machine components have completely stopped before touching them.

Do not expose to rain or water

Do not burn

Do not dispose of batteries. Return exhausted batteries to your local collection or recycling point.

Contains lead-acid battery. Battery must be recycled or disposed of properly.

Slip on slope

CPSC Danger label

Severing of toes or ﬁngers-Rotary mower blade.

Keep bystanders/children away.

Thrown objects from mower deck.

Cordless self-propelled lawn mower EN

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power.

NOTE: if the battery is defective, the

red light on the charger will ﬂash. The lights will only function when the charger is connected to both the battery and wall receptacle.

7. The charger is a smart charger and can stay connected to the battery and wall receptacle for extended periods of time without fear of damaging the battery or charger. The charger will automatically cycle on and off periodically to ensure the battery is fully charged.

The cam lever (6) pressure can be adjusted by rotating the screw knob (14) clockwise/counterclockwise. DO NOT OVER TIGHTEN.

2. ASSEMBLING THE GRASSBAG (See D1, D2 & D3)

1) Before starting to assemble the grass bag to the frame (b), check that the grass bag is positioned to slip over the frame.

2) Slide the grass bag onto the frame.

3) Assemble the top clips to the frame, then assemble the two side clips and the bottom clip.

BATTERY CARE

The battery in your cordless lawnmower is a 36-volt sealed lead acid system. The mower can be stored in any position without fear of leakage.

• For optimal battery life and performance

the battery should be fully charged every 2 months during storage

• For optimal battery life and performance

the battery should be fully charged after each use

• Store the battery in a cool dry location.

• The battery can be safely stored down to

14°F (-10°C).

• The battery does not need to be fully

discharged before recharging.

• Initially 2 to 3 charging cycles may

be required after purchase to achieve maximum run time capacity.

The battery is maintenance free.

ADDITIONAL BATTERIES can be obtained from the Customer Helpline 1-866-354-

9679.

ASSEMBLY/ADJUSTMENT

WARNING! Do not connect the battery and/or the safety key before product is

completely assembled.

1. ASSEMBLING THE HANDLE (See C1, C2)

Remove the packaging endcap (see C1). Raise the handle section into place and secure by tightening the two locking cam levers. Check that the handle is FULLY secured.

3. FITTING/REMOVING BATTERY (See

E1, E2) REMOVING BATTERY

Disconnect the battery connector (e), then rotate the battery locking knob (d) counterclockwise. Remove the battery by lifting it out of the mower by the battery handle. (See E2) NOTE: Be careful not to drop the battery onto your foot or on the ground when removing it.

FITTING BATTERY

Put the battery into the battery container, connect the battery connector (e) and then rotate the battery locking knob clockwise (d). (See E1)

4. HANDLE ADJUSTMENT (See F)

The upper handle can be adjusted to 3 different height positions. Depress the locking cam lever, set the upper handle to one of the three height positions, and make sure to insert the pin into the hole. Then release the locking cam lever. NOTE: Always check that the upper handle is ﬁxed ﬁrmly.

5. INSTALLING THE GRASS BAG (See

G1, G2 & G3) FITTING

1) Turn the mower off, wait until blade stops and remove safety key.

2) Raise the safety ﬂap and hold it up, ensure that the mulching insert has been removed.

3) Pick up the grass bag by the handle, and position grass bag on the two lower grommets (f) on the bottom edge of the mower deck. Raise the bag to its full

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Cordless self-propelled lawn mower EN

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horizontal position.

4) Release the safety guard to lock the grass bag into position. Lift the handle slightly to ensure the grass bag is installed securely.

REMOVING/EMPTYING

Lift the safety guard and hold it up. The grass bag will drop automatically.

6. ADJUSTING THE CUTTING HEIGHT

(See H)

WARNING! Stop, release safety bail and

wait until the motor stops before adjusting height. The blade will continue to rotate after the machine is switched off, a rotating blade can cause injury.

CAUTION: Do not touch rotating blade.

For the ﬁrst cutting of the season, a high cutting adjustment should be selected. The lawnmower can be set to 6 cutting heights between 1.5” (38mm) and 3.5” (88mm).. For this purpose, move the cutting height adjustment lever outwards then choose the preferred position. Each position will raise or lower the mower to the desired height.

OPERATION

1. STARTING AND STOPPING (See I1, I2)

WARNING! The blade will continue

to rotate for a few seconds after the machine is switched off. Allow the motor/blade to stop rotating before switching “on” again. Do not rapidly switch off and on.

STARTING:

1) Insert safety key into the housing of the switch box.

2) Push the safety key until it is fully seated inside the housing.

3) Press down and hold the safety key, squeeze the safety bail towards the handle and the mower will start.

STOPPING

Release the safety bail. Mower will automatically turn OFF.

2. BATTERY STATUS LED’S (See J)

NOTE: Battery Status LED’s are not active in charging mode. The Status LED’s will indicate the battery condition when the button on the battery is pressed.

The LED’s constantly senses and displays the battery condition as follows: Press the button “POWERTEST”, the light button is illuminated. When the three green lights are illuminated, the battery is in a highly charged condition. When two lights ( battery is in a moderately charged condition. When only one green light ( ) is illuminated, the battery charge is depleted. Before using your new mower for the ﬁrst time, it is recommended that the unit be charged overnight to ensure that the battery is fully charged.

IMPORTANT When only one light is illuminated, your battery is overly discharged, even though the mower may still be capable of cutting grass. Continuing to operate your lawnmower with the battery in this discharged condition may reduce the life and performance of your battery.

) are illuminated, the

3. REMOVING MULCHING PLUG (See K1)

To remove the mulching plug (12) so that you can bag the grass or discharge with the optional discharge chute,

WARNING! The battery is disconnected

from your lawn mower and you must insert the connector into the battery socket before use.

follow the steps listed below:

1) Shut the mower off, wait until the blade stops and remove the safety key.

2) Raise the safety guard and hold it up.

3) Grasp the middle of the plug, lift and pull out the mulching plug completely.

Cordless self-propelled lawn mower EN

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4) The safety guard is spring loaded. When you release it, the guard will return to the closed position.

NOTE: The Pacesetter™ drive system will operate with or without the mower blade turned on.

4. INSTALLING MULCHING

PLUG (See K2)

1) Turn the mower off, wait until the blade stops and remove the safety key.

2) Raise the safety guard and hold it up.

3) Slide the mulching plug (12) into the discharge opening until it is ﬁrmly in contact with the deck.

4) Release safety guard and ensure it is properly closed.

5. CUTTING MODE DIAL

SELECTION (See L) QUIET MODE

Select QUIET mode (17) when mowing in everyday conditions, removing approximately 1 inch of grass at a time.

POWER MODE Set the dial to POWER mode (17) when cutting dense or overgrown grass.

6. INSTALLING SIDE-DISCHARGE

CHUTE (See M1 & M2)

Using the mulching insert and sidedischarge chute (13), the grass can be discharged from the side of the machine. To assemble the side-discharge insert, raise the side-discharge cover (9) and hold it up, position the side-discharge chute (13) onto the hooks, then release the cover to lock the side-discharge insert into position.

7. PACESETTERTM SELF-PROPEL

DRIVE (See N1 & N2)

To operate the self-propel drive, squeeze the Safety bail (2) toward the handle and hold it, and then push both the handle and the Safety bail (2). To disengage the self-propel drive, release the safety bail (2). NOTE: The Pacesetter™ drive system with rear wheel drive, automatically sets the pace based on the operators walking speed. Walk faster and the mower self propels faster to match your pace.

8. MOWING TIPS NOTE: Always inspect area where mower is to be used and remove all stones, sticks, wire, metal and other debris which might be thrown by the rotating blade.

1) Mow across the face of slopes, never up-and-down. Exercise extreme caution when changing direction on slopes. Do not mow excessively steep slopes. Always maintain good footing and balance.

2) Release safety bail to turn the mower “OFF” when crossing any graveled area (stones can be thrown by the blade).

3) Set mower at highest cutting height when mowing on rough ground or in tall weeds. Removing too much grass at one time can cause circuit breaker to trip, which stops mower.

4) If a grass bag is used during the fast growing season, the grass may tend to clog up at the discharge opening. Release switch lever to turn mower “OFF” and remove the safety key. Remove the grass bag and shake the grass down to the back end of the bag. Also clean out any grass or debris which may be packed around the discharge opening. Replace the grass bag.

5) If mower should start to vibrate abnormally, release safety bail to turn mower “OFF” and remove safety key. Check immediately for cause of vibration. Vibration is usually a warning sign of trouble. Do not operate mower until a service check has been made.

6) ALWAYS RELEASE SAFETY BAIL TO TURN MOWER “OFF” AND REMOVE SAFETY KEY WHEN LEAVING IT UNATTENDED FOR ANY PERIOD OF TIME.

9. MULCHING MOWING TIPS

While mulching, your new mower is designed to cut the grass clippings into small pieces and distribute them back into the lawn. Under normal conditions, the mulched grass will biodegrade quickly

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WORX Tools WG789 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual