Black & Decker NST-2018 User Manual

• Charge battery for 9 hours before attempting to use your trimmer/edger.
•  To operate the trimmer, the lock out button must be pulled back. 
• This is an automatic feed trimmer – Do not bump head against ground.
• Use only .065” diameter line.
•  Install guard.

•  Before any use, be sure everyone using this tool reads and understands all safety instructions and 

other information contained in this manual. 

• Save these instructions and review frequently prior to use and in instructing others.

When using electric gardening appliances, basic safety precautions should 

always be followed to reduce risk of fire, electric shock, and personal injury,

including the following.

Some dust created by this product contains chemicals known to the State of 

California to cause cancer, birth defects or other reproductive harm.  Some 

examples of these chemicals are:

• compounds in fertilizers

• compounds in insecticides, herbicides and pesticides

• arsenic and chromium from chemically treated lumber

To reduce your exposure to these chemicals, wear approved safety equipment such as dust masks

that are specially designed to filter out microscopic particles.

This product contains chemicals, including lead, known to the State of 

California to cause cancer, and birth defects or other reproductive harm.  

Wash hands after handling.

Wear appropriate personal hearing protection during use. Under some conditions

and duration of use, noise from this product may contribute to hearing loss.

and understand all instructions.

with integral batteries or a separate battery pack must be recharged only 

with the specified charger for the battery.  A charger that may be suitable for one type of battery may 

create a risk of fire when used with another battery.

with specifically designated battery pack. Use of any other batteries

may create a risk of fire.

accidental starting. Be sure switch is in the locked or off position before inserting battery pack.

Carrying units with your finger on the switch or inserting the battery pack into a unit with the switch on invites

accidents.

use unit if switch does not turn it on or off. A unit that cannot be controlled with the switch is

dangerous and must be repaired.

battery pack from  unit or place the switch in the locked or off position before making any

adjustments, changing accessories, or storing the unit. Such preventative safety measures reduce the risk of

starting the unit accidentally.

•  ALWAYS WEAR EYE PROTECTION – Wear safety glasses or goggles at all times when this unit is in use.

Safety glasses are available at extra cost at your local Black & Decker Service Center or authorized service

facility. Always use face or dust mask if operation is dusty.

•  GUARD – Do not use this unit without guard attached.
•  DRESS PROPERLY – Do not wear loose clothing or jewelry. They can be caught in moving parts. Rubber

gloves  and substantial rubber soled footwear are recommended when working outdoors. Don’t operate the

unit when barefoot or wearing open sandals. Wear long pants to protect your legs. Wear protective hair

covering to contain long hair. 

Keep face, hands and feet clear of rotating nylon line at all times. 

Use care when trimming around screens and

desirable plantings.

All visitors should be kept at safe distance from work area. 

When being used as an edger, stones, pieces of metal and other objects can be

thrown out at high speed by the line. The unit and guard are designed to reduce the danger. However, the  

following special precautions should be taken:

Make sure that other persons and pets are at least 100 ft. (30.5m) away. 

To reduce the risk of rebound (ricochet) injury, work going away from any nearby solid

object such as a wall, steps, large stone, tree, etc. Use great care when working close to

solid objects, and, where necessary, do edging or trimming by hand.

Don’t carry unit with finger on trigger.

It will do the job better and with less likelihood of a risk of injury at the

rate  for which it was designed.

Do not use this unit for any job except that for which it is intended.

Keep proper footing and balance at all times.

If you strike or become entangled with a foreign object, stop tool immediately, 

check for damage and have any damage repaired before further operation is attempted. Do not operate with

a broken hub or spool.

Do not use electric units in damp or wet locations.  

Don’t use the unit in the rain.

• AVOID DANGEROUS ENVIRONMENT- Do not use or charge battery in damp or wet locations.
• DO NOT USE OR CHARGE battery  in rain.
• REMOVE BATTERY before servicing, cleaning or removing material from the trimmer. Remove battery from

your trimmer and carry by the front handle when not in use.

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.

the batteries.  Released electrolyte is corrosive and may cause damage to the

eyes or skin. It may be toxic if swallowed.

............earthing terminal

BATTERY CAP INFORMATION
Battery storage and carrying caps are provided for use whenever the battery is out of the unit
or charger. Remove cap before placing battery in charger or tool.

Do not store or carry battery so that metal objects can contact exposed battery terminals. For 

example, do not place battery in aprons, pockets, tool boxes, product kit boxes, drawers, etc. 

with loose nails, screws, keys, etc. without battery cap. Without cap in place, battery could 

short circuit causing fire or burns or damage to battery.

Lock-out
Verrouillage hors tension
Seguro

Trigger Switch
Interrupteur à détente
Gatillo interruptor

Charger not shown
Chargeur non illustré
Cargador no ilustrado

trimmer/edgers in gaseous or explosive atmospheres. Motors in these units normally  

spark, and the sparks might ignite fumes. 

When not in use, units should be stored indoors in a dry 

locked-up place out of reach of children.

Watch what you are doing. Use common sense. Do not operate unit when you are tired.

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.

Before further use of the unit, 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 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 otherwise indicated elsewhere in this manual. 

.

IF YOU SHOULD EXPERIENCE A PROBLEM 

WITH YOUR BLACK & DECKER PRODUCT,

BEFORE YOU CALL, HAVE THE FOLLOWING INFORMATION AVAILABLE, CATALOG No., 

TYPE No., AND DATE CODE. IN MOST CASES, A

REPRESENTATIVE

CAN RESOLVE YOUR PROBLEM OVER THE PHONE. IF YOU HAVE A SUGGESTION OR 

COMMENT, GIVE US A CALL. YOUR FEEDBACK IS VITAL TO BLACK & DECKER.

Battery Cap