Black & Decker HT020 Instruction Manual Download Page 8

CAUTION! 

• Do not make any repairs or adjustments on

the machine that are not described in this
manual.

• Contact an authorized service center if you

have any questions about the repairs to
make.

• The warranty may be invalidated in case of

improper adjustments made by unautho-
rized persons not employed by authorized
service centers.

• Place the Stop Switch (10) in the STOP posi-

tion before making any adjustments on the
machine

• always inspect the machine carefully before

use.

1 BLADES

• Before starting the machine check the state of

wear and conservation. In case of excessive
wear take the unit to a service center for
replacement.

• Caution: the blades are sharp and dangerous

even with the engine off. Handle with care and
use suitable protective gloves.

2 CLEANING OF AIR FILTER (At least every 25

hours of use).

• Use a screwdriver to lift and remove the air filter

from its housing (see figure).

• Clean the filter with gasoline.
• Dry the filter with air.
• Reassemble the filter in its housing. 

NOTE: Replace the filter if torn or damaged.

3 GREASING GEARBOX 

(Only for specific models)

• Every 50 hours of operation add grease to the

gearbox for the high speed gears, through the
inlet (C).

4 SPARKPLUG

• Periodically (at least once every 50 hours) disas-

semble and clean the sparkplug and adjust the
spacing between the electrodes (0.5 – 0.6 mm).

• Replace if excessively worn or, in any case,

after 100 hours of use.

• In case of excessive encrustation, check the

carburetor adjustment, the proper percentage
of oil in the fuel mixture and make sure the oil is
high quality two-stroke engine motor oil.

5 FUEL FILTER

• For cleaning or replacement, remove the cap on

the tank and extract the filter using a hook or
long-nosed pliers.

• Periodically, at the beginning of the season,

take the machine to your service center for
general maintenance and cleaning of the inter-
nal parts.

ENGLISH - 6

H. Routine Maintenance

CAUTION!

Your machine can be equipped with a low
emission carburetor. We recommend that car-
buretor adjustment be done, if necessary,
exclusively by authorized service centers,
which have the appropriate equipment to
ensure optimum performance with lower emis-
sions.

• The correct engine setting at idle speed is 2800

rpm as indicated in the technical specifications
of this manual and should not be modified
unless by an authorized service center

• If the engine does not hold the idle speed, turn

the screw T clockwise to increase the rpm and
counterclockwise reduce the rpm.

CAUTION! ALL THE ABOVE SETTINGS
SHOULD BE MADE WITH THE CUTTING
ATTACHMENTS PROPERLY INSTALLED.

G. Carburetor adjustment

4 Grasp the control grip firmly and accelerate,

automatically the enrichment lever will return to
its original position.

6 To stop the engine press the stop switch to

bring it to the "0" or "STOP" position.

WARM ENGINE

1 Place the stop switch on "I" or "START"
4 Enrichment lever (

E

) in original position.

5 Pull the cord until the engine starts.
6 To stop the engine press the stop switch to

bring it to the "0" or "STOP" position.

Summary of Contents for HT020

Page 1: ...ns for future reference MANUEL D INSTRUCTIONS RENSEIGNEMENTS IMPORTANTS Avant d utiliser cet appareil veuillez lire aten tivement les instructions et assurez vous de les avoir com prises Conservez les instructions pour référence ultérieure BETRIEBSANWEISUNG WICHTIGE INFORMATION Lesen Sie diese Hinweise zur Handha bung des Geräts aufmerk sam durch Verwenden Sie es erst wenn Sie sicher sind daß Sie ...

Page 2: ...2 F4 F3 F5 F4 STOP F6 G H1 H2 H3 H4 C D E F1 1 ltr 20 cm3 5 100 10 200 15 300 20 400 50 1 2 2 Strokes Engine totally sintetyc oil Partner oil 1 ltr 25 cm3 4 100 5 125 10 250 20 500 40 1 2 5 McCulloch oil ...

Page 3: ...ring the same letter Warning Read the instructions for the user carefully and make sure you understand how all the controls work Key to symbols 1 BLADES 2 BLADE GUIDE 3 FUEL CAP 4 FRONT HANDLE 5 STARTER HANDLE 6 CYLINDER COVER 7 SPARK PLUG 8 HANDLE 9 THROTTLE CONTROL TRIGGER 10 STOP SWITCH 11 GEAR BOX 12 GREASE GUN 13 SAFETY LEVER 14 AIR FILTER 15 CHOKE CONTROL 16 FUEL ENRICHMENT LEVER 17 HANDLE L...

Page 4: ...ntact of the hands with the blade unit Periodically and always after any violent impact to the guard check its conditions B4 Vibration damping system The vibration damping system reduces the transfer of vibrations by means of springs and shock absorbers in rubber located between the engine blades and the handles on the machine Check regularly that the springs and rubber shock absorbers are properl...

Page 5: ...ny alterations have been made to it by persons other than authorized service personnel The operator or user is liable for any accidents or damages to third parties or property and for the dangers to which they may be exposed Take account of any hazard that may not be perceived because of the noise of the machine Make sure there is someone in the vicinity with in safe calling distance in case of an...

Page 6: ...ntrol the specifications of the oil shown on the package the use of oil lacking the specifications expressly indicat ed in this manual could cause serious damage to the engine To obtain the best mixture pour the oil into an approved container first followed by the gaso line and shake the container well every time you take fuel out of it Be careful not to spill the gasoline The characteristics of t...

Page 7: ...The diaphragm need not be completely filled 3 Pull the cord until the engine starts ENGLISH 5 CAUTION Wear heavy gloves of the approved type There are two possible cutting procedures with this machine 1 Horizontal 2 Vertical 1 The horizontal cutting position is used to even the tops of bushes shrubs and hedges Always cut from right to left Never use the hedge trimmer above shoulder height 2 The ve...

Page 8: ...se of excessive encrustation check the carburetor adjustment the proper percentage of oil in the fuel mixture and make sure the oil is high quality two stroke engine motor oil 5 FUEL FILTER For cleaning or replacement remove the cap on the tank and extract the filter using a hook or long nosed pliers Periodically at the beginning of the season take the machine to your service center for general ma...

Page 9: ...ge the fuel filter Contact your supplier Make sure the metal accessories are sharp and contact your supplier if necessary Troubleshooting table This section contains information useful for main taining the characteristics of eco compatibility included in the origin design of the machine and as regards proper use and disposal of oil and fuel 1 DESIGN In the design stage care was taken to develop an...

Page 10: ...8662 1 Vibrations on front grip m s2 ISO 8662 1 Conformity certificate The undersigned authorized by Husqvarna Outdoor Products Italia SpA declares that the following products model TYPE HT020 starting from the serial numbers produced from 2004 on manufac tured by Husqvarna Outdoor Products Italia SpA Valmadrera Italia comply with European Directive 98 37 EEC Machine Directive 93 68 EEC EEC Markin...

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