String Trimmer Cordless 12″ 18V

I am experiencing a similar problem with the string running out. I am surprised that the other individual got 30 minutes. I have run out of both spools and the original (3 total) and haven’t finished my complete lawn yet. I think I’m just going to return it.

How to Identify and Fix Common Gardening Problems ?

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Usually this is the result of the cutting head being taken too close to objects, e.g. garden stones, paving edges, walls etc. The cutting line must be allowed to rotate freely and the correct diameter and type of line should be used.
Black and Decker automatic feed spool problems may include a jammed or tangled line, clogs from trimming heavy weeds, or an overheated motor in the trimmer itself. An overheated motor can be caused by reloading the spool with a line thicker than the size recommended by manufacturer.
The most common reason for the cord refusing to rewind is a broken or worn out recoil spring. This tiny spring hooks onto the pulley and is stretched out when you pull the cord; when you let go the spring is meant to snap back to its original position.
The most common problem with a string trimmer is that the unit runs out of string. The string may also be twisted or loose on the spool. The cutting head may be dirty or the head outlet guide may be bent. An electric trimmer`s power cord, switch, or motor may fail.
When your trimmer starts and runs on choke, it could be because the check valve in the gas cap is clogged. Start the trimmer and gently unscrew the gas cap halfway off. Turn the choke off and assess. If the engine is still running, that means the gas cap may be the culprit.
The Automatic Feed Spool (AFS™) is the technologically advanced line feed system found on Black & Decker string trimmer products such as the Grass Hog™, Trimmer/Edger, and the 12″ Cordless Trimmer/Edger.
STIHL TIP: Soak your trimmer line in water for 24 hours before re-spooling your trimmer to keep it flexible!
Trimmer line can melt together because of several reasons, here are a few. Heat created by continually trimming around fences, and or bricks. Take breaks and feed line often. Heat created by continually trimming around concrete and or asphalt.
Keep the nylon line slightly shorter than the protective shield that covers the line as the line spins. Doing so prevent the line from tangling and protects you from the possibility of inadvertently nicking yourself or objects with a protruding trimmer line.

Discover Relevant Questions and Answers for Your Specific Issue

the most relevant questions and answers related to your specific issue

String advances to fast – Black & Decker String Trimmer Cordless 12" 18V
ANSWER : Make sure the string is correct in size and then suspect a defective head assy

Using too much string – Black & Decker String Trimmer Cordless 12" 18V
ANSWER : John the cord your using may just be a bad batch or cheaper one. Go and try a better quality brand.

I have a GH400 Black & Decker trimmer/edger; and the line does not advance. I’ve put in a new line wheel and that didn’t help. Any suggestions???
ANSWER : Turn it over it must be in backward

String continuously feeds and cuts
ANSWER : Sounds like something is out of place. try again.

I have the black and decker grasshog (non cordless) which long turns. i’ve replaced the line, and it powers up but no turning of the wheel.
ANSWER : Possible stripped plastic reduction gear (just inside bottom of motor housing). Make sure that no grass is bound up between moving and non moving parts. This is a chronic problem and will lock up the unit.

The auto feed doesn't – Black & Decker String Trimmer Cordless 12" 18V
ANSWER : See my answer to this under B&D Grass Hog Electric Trimmer.

Seems to not be releasing new line
ANSWER : Is the spool seated on the rachet properly?

My black and Decker 12v cordless weedeater will not charge
ANSWER : What type of cord can i charge it with