greenworks pro STB456 Pro 80V Brushless 16 Inch String Trimmer User Manual

greenworks pro STB456 Pro 80V Brushless 16 Inch String Trimmer User

Manual

1 DESCRIPTION

1.1 PURPOSE

This machine is used to cut grass, light weeds, and other similar vegetation at or around ground level. The cuttingplane must be approximately parallel to the ground surface.
You cannot use the machine to cut or chop hedges, shrubs, bushes, flowers and compost.

1.2 OVERVIEW

1. Shoulder strap
2. Trigger
3. Lock-out lever
4. Auxiliary handle
5. Coupler
6. Knob
7. Gearbox
8. Trimmer head
9. Cut-off blade
10. Guard

1.3 PACKING LIST

1. String trimmer bare 3 Guard assembly tool 3 Shoulder harness
2. Auxiliary handle 4 Operator manual

2 IMPORTANT SAFETY

INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USING (THIS POWER TOOL)

Read and und

WARNING

erstand all instructions before using this product. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious personal injury.

• Use only identical manufacturer’s replacement parts and accessories. Use of any other parts may create a hazard or cause product damage.
  Always wear safety glasses with side shields marked to omply with ANSI Z87 .1. Everyday glasses have only impact resistant lenses. They are NOT safety glasses.
  Following this rule will reduce the risk of eye injury. Use face mask if operating in dusty work spaces.
  Avoid Dangerous Environment- Don’t expose power tools to damp or wet conditions. Water entering a power tool will increase the risk of electric shock. Don’t use in rain.

• Keep all bystanders, children, and pets at least 50 ft. away. Dress Properly – Do not wear loose clothing or jewelry.
  They can be caught in moving parts. Use of rubber gloves and substantial footwear is recommended when working outdoors. Wear protective hair covering to contain long hair.

• Use right Appliance. Do not use appliance for any job except that for which it is intended.

• Avoid Unintentional Starting – Don’t carry appliance with finger on switch. Be sure switch is off when battery is plugged in.

• Don’t Force Appliance – It will do the job better and with less likelihood of a risk of injury at the rate for which it was designed.

• Don’t overreach- Keep proper footing and balance at all times.

• Stay alert- Watch what you are doing. Use common sense. Do not operate this unit when you are tired, ill or under the influence of alcohol, drugs or medication.

• Always store idle power tools indoors – When not in use, power tools should be stored indoors in a dry and high or locked-up place, out of reach of children.

• Maintain Appliance With Care – Replace string head if cracked, chipped, or damaged in any way. Be sure the string head is properly installed and securely fastened.

• Keep cutting edge sharp and clean for best performance and to reduce the risk of injury. Follow instructions for lubricating and changing accessories. Inspect appliance 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. Failure to do so can cause serious injury.

• Check damaged parts before using the appliance, 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, damaged mountings, and any other condition that may affect its operation. A guard or other part that is damaged should be properly repaired or replaced by an authorized service center unless indicated elsewhere in this manual.

• Remove or disconnect battery before servicing, cleaning or removing material from the gardening appliance.
  Do not modify or attempt to repair the appliance or the battery pack (as applicable) except as indicated in the instructions for use and care. Use appliances only with specifically designated battery packs. Use of any other battery packs may create a risk of injury and fire. Use only with Greenworks 2901302/BAB726/BAB727 battery or other BAB series.

• Recharge only with the charger specified by themanufacturer. A charger that is suitable for one type of\battery pack may create a risk of fire when used with another battery pack. Use only with Greenworks 2901402 charger or other CAB series.

• When battery pack is not in use, keep it away from other metal objects, like paper clips, coins, keys, nails, screws or other small metal objects, that can make a connection from one terminal to another. Shorting the battery terminals together may cause a fire.

• 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 use a battery pack or appliance that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury.

• Do not expose a battery pack or appliance to fire or excessive temperature. Exposure to fire or temperature above 265 °F (130 °C) may cause an explosion.

• Do not dispose of the batteries in a fire. The cells may explode. Check with local codes for possible special disposal instructions.

• Do not open or mutilate the batteries. 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.
  Follow all charging instructions and do not charge the battery pack or appliance outside of the temperature range specified in the instructions. Charging improperly or at temperatures outside of the specified range may damage the battery and increase the risk of fire.

• Have servicing performed by a qualified repair person using only identical replacement parts. This will ensure that the safety of the product is maintained.

• Keep guards in place and in working order.

• Keep hands and feet away from cutting area.

• Disconnect the battery pack from the appliance before making any adjustments, changing accessories, or storing appliance. Such preventive safety measures reduce the risk of starting the appliance accidentally.

• Use only with the nylon cutting line of0.08″ (2 mm) diameter. Do not use heavier lines than recommended by the manufacturer and line materials of other types – for example, metal wire, rope, and the like.

3 SYMBOLS ON THE MACHINE

Some of the following symbols can be used on this machine. Please study them and learn their definition. Proper interpretation of these symbols will let you operate the tool better and safer.

4 RISK LEVELS

The following signal words and meanings are intended to explain the levels of risk associated with this product.

5 SERVICE

Servicing requires extreme care and knowledge and must be performed only by a qualified service technician. For service we suggest you return the machine to your nearest
AUTHORIZED SERVICE CENTER for repair. Use only identical manufacturer’s replacement parts and accessories.

6 ENVIRONMENTALLY SAFE BATTERY DISPOSAL

7 PROPOSITION 65

WARNING

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 dust masks that are specially designed to filter out microscopic particles.

8 INSTALLATION

8.1 UNPACK THE MACIDNE

Make sure that you correctly assemble the machine before use.

8.2 ATTACH THE GUARD

WARNING

If parts of the machine are damaged, do not use the machine.
If you do not have all the parts, do not operate the machine.
If parts are damaged or missing, contact the service center.

1. Open the package.
2. Read the documentation provided in the box.
3.  Remove all the unassembled parts from the box.
4.  Remove the machine from the box.
5.  Discard the box and packing material in compliance with local regulations.
   

8.3 ASSEMBLE THE SHAFT

1. Loosen the knob (1) on the coupler.

2. Push in the release button (2) on the lower shaft (3).

3. Align the release button (2) with the positioning hole (4) and slide the two shafts.
   

4. Turn the lower shaft until the button locks into the positioning hole.
   

5. Tighten the knob
   

8.4 ATTACH THE AUXILIARY HANDLE

1. Remove the screws from the handle with a Phillips screwdriver (not provided).
   

2. Attach the auxiliary handle and lower clamp on the shaft
   

3. Set the auxiliary handle in the most comfortable in use position.
   

4. Tighten the screws.

8.5 INSTALL THE BATTERY PACK A WARNING

• If the battery pack or charger is damaged, replace the battery pack or the charger.
• Stop the machine and wait until the motor stops before you install or remove the battery pack.
• Read and understand the instructions in the battery and charger manual.

1. Align the lift ribs on the battery pack with the grooves in the battery compartment.
2.  Push the battery pack into the battery compartment until the battery pack locks into place.
3. When you hear a click, the battery pack is installed.
   

8.6 REMOVE THE BATTERY PACK

1. Push and hold the battery release button.
2. Remove the battery pack from the machine.

9 OPERATION

9.1 START THE MACHINE

1. Push the lock-out lever (1) and pull the trigger (2).
   

9.2 STOP THE MACHINE

1. Release the trigger to stop the machine.

9.3 ADJUST THE LENGTH OF THE CUTTING LINE

While you operate the machine, the cutting line gets worn shorter. You can adjust the length of the cutting line.

1. Hit the trimmer head against the ground while you operate the machine.
2. Line is automatically released and the cut-off blade cuts the excess length.
   

9.4 ATTACH MACHINE TO SHOULDER STRAP

1. Attach the carabiner to the carrying ring on the drive tube.
2.  Put on the shoulder strap.
3. Adjust the length of the strap so that the carabiner is about a hand’s width below your right hip.

9.5 OPERATION TIPS

Do these tips when you use the machine

• Keep a firm hold with the two hands on the machine while you operate the machine.
• Cut tall grass from the top down. If grass winds around the trimmer head:
• Remove the battery pack.
• Remove the grass.
  

9.6 CUTTING TIPS

• Tilt the machine toward the area to be cut. Use the tip of the cutting line to cut grass.
• Move the machine from right to left to prevent thrown debris from hitting the operator.
• Do not cut in the danger area.
• Do not force the trimmer head into uncut grass.
• Wire and picket fences cause cutting line wear and breakage. Stone and brick walls, curbs, and wood can wear the cutting line quickly.
  

9.7 ADJUST THE CUTTING DIAMETER

NOTE
The machine is set at a 14″ (356 mm) cutting diameter. Youcan adjust to a 16″ ( 406 mm) cutting diameter.
Set the cutting diameter to 14″ (356 mm) for greater runtime and 16″ (406 mm) for a larger cutting area.

1. Remove the battery pack.
2. Remove the blade screws from the cut-off blade (1).
3.  Turn the cut-offblade 180°.
4. Tighten the blade screws.
   

9.8 LINE CUT-OFF BLADE

This trimmer is equipped with a line cut-off blade (1) on the guard. The line cut off blade continuously trims the line to ensure a consistent and efficient cut diameter. Advance line
whenever you hear the motor running faster than normal, or when trimming efficiency diminishes.
This will maintain best performance and keep line long enough to advance properly.

10 MAINTENANCE

IMPORTANT

Read and understand the safety regulations and the maintenance instructions before you clean, repair or do the maintenance work on the machine.

10.1 GENERAL INFORMATION

Before the maintenance operations: Stop the machine.

• Remove the battery pack.
• Cool the motor.
• Store the machine in cool and dry place.
•  Use correct clothing, protective gloves and safety glasses.

10.2 CLEAN THE MACHINE

• Clean the machine after use with a moist cloth dipped inneutral detergent.
  Do not use aggressive detergents or solvents to clean the plastic parts or handles.
  Keep the trimmer head free of grass, leaves, or excessive grease.
  Keep the air vents clean and free of debris to avoid overheating and damage to the motor or the battery.

• Do not spray water onto the motor and electrical components.

10.3 REMOVE EXCESS LINE

1. Push the tabs (2) on the sides of the trimmer head at the same time.
   

2. Pull and remove the spool cover (1).
   

3. Remove any remaining line.

4. Clean dirt and debris from all parts. Replace spool (3) ifit is worn or damaged.

5. Align the spool tabs with the tab openings in the base of the spool (4).

6.  Push the spool cover until it clicks into position.
   

10.4 INSTALL THE CUTTING LINE

1. Remove the remaining cutting line on the spool.

2. Line up the slots (1) on the spool cap with the slots (2) on the trimmer head.
   

3. Put the cutting line through the hole. Push the cutting line until it exits the opposite hole.
   

4. Pull the cutting line through until there is an equal quantity of cutting line on each side.
   

5. Tum the spool cap clock-wise to wind the cutting line nto the trimmer head. Keep approximately 5 in of cutting line above out of each side of the trimmer head.
   

10.5 REMOVE THE TRIMMER HEAD

1. Put the metal rod ( 1) in the specified angle transmission hole to fix the trimmer head.
   

2. Turn the trimmer head clockwise to loosen it. Do not remove the spacer from the shaft.
   

10.6 ASSEMBLE THE TRIMMER HEAD

1. Put the metal rod in the specified angle transmission hole to fix the trimmer head.
2. Assemble the trimmer head.
3. Turn the trimmer head counterclockwise to tighten it.
4.  Remove the metal rod.

11 TRANSPORTATION AND STORAGE

11.1 MOVE THE MACHINE

When you move the machine, you must:
Stop the machine.

• Remove the battery pack.

11.2 STORE THE MACHINE

Remove the battery pack from the machine.
Make sure that children cannot come near the machine.
Keep the machine away from corrosive agents such as garden chemicals and de- icing salts.

• Secure the machine during transportion to prevent damage or injury. Clean and examine the machine for any damage.

12 TROUBLESHOOTING

14 LIMITED WARRANTY

Greenworks hereby warranties this product, to the original purchaser with proof of purchase, for a period of four (4) years against defects in materials, parts or workmanship.
Greenworks, at its own discretion will repair or replace any and all parts found to be defective, through normal use, free of charge to the customer. This warranty is valid only for units which have been used for personal use that have not been hired or rented for industrial/commercial use, and that have been maintained in accordance with the instructions in the owners’ manual supplied with the product from new.

ITEMS NOT COVERED BY WARRANTY:

1. Any part that has become inoperative due to misuse, commercial use, abuse, neglect, accident, improper maintenance, or alteration; or
2. The unit, ifit has not been operated and/or maintained in accordance with the owner’s manual; or
3. Normal wear;
4. Routine maintenance items such as lubricants, blade sharpening;
5. Normal deterioration of the exterior finish due to use or exposure.

HELPLINE:

Warranty service is available by calling our toll-free helpline, at 1-855-345-3934.

TRANSPORTATION CHARGES:

Transportation charges for the movement of any power equipment unit or attachment are the responsibility of the purchaser. It is the purchaser’s responsibility to pay
transportation charges for any part submitted for replacement under this warranty unless such return is requested in writing by Greenworks. USA address: Canadian address:

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