Cobra HT550E, Owner'S Manual, Page: 9 / 14

- If the height of the hedge is excessive, making several passes. Between each size, cut
large branches with pruning shears or a lopper.
-
Work carefully near fences to avoid blocking the blade. Metal wire fences will damage the
blades.
-
In case of blade blocking, stop and disconnect the machine before the cleaning.
2.3 Cleaning, maintenance, transportation and storage
CAUTION
: All cleaning, transportation and maintenance must be done when machine is
stopped and unplugged.
2.3.1 Cleaning the electric hedge trimmer
- Clean the hedge trimmer after each use.
- Maintain the surface of the unit with a soft damp cloth. Never clean plastic with a chemical
that may damage it.
-
Keep air intake clean and air vents free of debris to avoid overheating the motor.
CAUTION : Never immerse the of the trimmer electric wire in water or other liquids for cleaning.
Never clean the unit with strong high pressure or water .
-
The blade should be regularly cleaned to remove residual resin. Preferably use a mild
solvent for this purpose. Leave for a few minutes and wipe the blade with a cloth.
-
To optimise the operation of hedge trimmer and avoid corrosion, oil the blade and the
guide rail after each use with an environmentally friendly lubricant.
CAUTION : Wear gloves when handling the trimmer to avoid any accidents related to the blade,
the teeth are extremely sharp.
2.3.2 Maintenance of hedge trimmer
Sharpening blades:
For best results, do sharpen the cutting edges of the blade at least once a year at a specialist
workshop. For your local Cobra dealer www.cobragarden.co.uk If necessary, replace the dull
or damaged blade in a specialist workshop.
Blade lubrication:
Firstly disconnect the power to the trimmer. Wear heavy duty gloves. Lubricate the trimmer
blades before and after use. Use a light machine oil, applying along the edge of blade bar.