16" B&D Hedge Trimmer, No. 8124, Type 8, operates but power is diminished and motor overheats and begins to smoke slightly after short time trimming hedge. I am using correct gauge extension cord and the screws attached to cutting blades are not screwed on too tightly and not restricting free movement of cutting blades.
SOURCE: (hedge trimmer blades do not
you know what the problem is. it the motor magnetic ring that is
broken. it also called stationary parts of the motor.
SOURCE: Black and Decker 16 in Hedge Trimmer
I use a dremel with a sharpening stone, if u don't have one you can also use a power drill with a small sanding disk (1 inch) and course sand paper (30 or 40 grit). or you can use a bastard file. its too tight to use any kind of angle guide so just take your time and do it by eye. it shouldn't take much to get them sharp enough to do the job, over-sharpening is unnecessary and dangerous, and will make the blades dull faster. sharpen all the free blades, top and bottom, then start the trimmers to advance the blades to free up the sides you couldn't get. i use a light penetrating oil to clean the blades first, then lithium grease spray to lubricate.
SOURCE: Ryobi 18V Hedge Trimmer Blade Question
I use a dremel with a sharpening stone, if u don't have one you can also use a power drill with a small sanding disk (1 inch) and course sand paper (30 or 40 grit). or you can use a bastard file. its too tight to use any kind of angle guide so just take your time and do it by eye. it shouldn't take much to get them sharp enough to do the job, over-sharpening is unnecessary and dangerous, and will make the blades dull faster. sharpen all the free blades, top and bottom, then start the trimmers to advance the blades to free up the sides you couldn't get. i use a light penetrating oil to clean the blades first, then lithium grease spray to lubricate.
SOURCE: My B & D electric hedge trimmer blades are frozen
spray liberally with wd40, let side and hour spray rag with wd40 and clean blades and look for any bent teeth in blade that maybe binding them as u clean use pliers and screwdriver to move if any found, it is likely that wither sap dried or rust formed and is creating too much friction for blades to move wd40 will help free up blades
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