p-lindberg 25-4 cm3 Hedge Trimmer User Manual

June 5, 2024
P-Lindberg

p-lindberg 25-4 cm3 Hedge Trimmer

p-lindberg-25-4-cm3-Hedge-Trimmer-PRODUCT

Description: Petrol-powered 25,4 cm3 vibration dampened hedge trimmer with 80 cm double-sided trimmer blade.

Intended use: Use only as described in this manual – any other use is considered incorrect.

Introduction

This user manual contains a description of the machine and instructions necessary to operate the machine safely and correctly. It also contains the instructions for the daily and periodic maintenance of the machine. The user manual cannot cover all conceivable situations and therefore it is important that you use common sense and are careful and cautious when handling the machine. The machine may only be used by persons who are physically capable of using the machine and who have read and understood the user manual. It is the responsibility of the employer (the machine owner) to ensure that anyone who operates the machine or carries out maintenance or repairs on the machine has read and understood the user manual. It is recommended that only original spare parts and accessories are used. The use of non-original parts can be hazardous and reduce the lifetime and performance of the machine. The use of non-original parts may void the machine’s warranty. The warranty will be void where damage has occurred when the instructions were not followed, or if the machine was used incorrectly or if alterations were made to the machine. If uncertainty arises concerning the information in the user manual, please contact the supplier.

General information
The user manual is important for the safe operation of the machine and must always be stored with the machine and accompany it if the machine is loaned or sold again. READ, UNDERSTAND AND FOLLOW the instructions in the user manual before taking the machine into use. The illustrations used in the user manual are for guidance and in some cases may differ from the actual delivered equipment. The user manual was devised in accordance with the EC Machinery Directive 2006/42/EC and relevant technical standards. The machine is equipped with safety labels, which must be maintained and replaced when they are no longer legible.

This symbol together with the signal words: DANGER, BE CAREFUL, WARNING are used in the user manual to draw attention to the machine’s safety and operation. It is important that all of the stated guidelines are followed.

DANGER – Indicates a very dangerous situation which, if not prevented, WILL result in death or serious injury.

WARNING – Indicates a potentially dangerous situation which, if not prevented, MAY result in death or serious injury.

BE CAREFUL – Indicates a potentially dangerous situation which, if not prevented, MAY result in minor or moderate injury.

Overview

p-lindberg-25-4-cm3-Hedge-Trimmer-1

1 Rear handle 7 Blade guard 13 Throttle trigger
2 Throttle lock 8 Blade protector 14 Starter
3 Tank cap 9 Air filter cover 15 ON/OFF switch
4 Choke control 10 Primer bulb 16 Hand guard
5 Front handle 11 Fuel tank  
6 Blade 12 Handle lock  

Technical data

Motor 1E34F-G1
Motortype 25,4 cm3 air-cooled, two-stroke petrol engine
Output 0,75 kW / 7500 rpm

Maximum engine

speed

| 10.000 rpm
Engine idle speed| 3.000 rpm ± 300
Blade| 80 cm long, cutting length 72 cm
Cutting capacity| Ø 28 mm
Drive| Automatic centrifugal coupling
Tank capacity| 0.45 l
Fuel| Unleaded (min. octane 92) oil/petrol mixture (Mixing ratio 40:1)
Oil type| High grade 2-stroke oil (Synthetic or semi-synthetic)
Carburettor| Membrane type
Spark plug| NGK BPM 7A – Electrode gap 0.6–0.7 mm
Starter| Hand-operated recoil starter
Weight| 6,3 kg
Rear handle

rotation

| 5 positions (-90o – +90o)
Vibration in front

handle

| 3,225 m/s²

K = 1,5 m/s2

Vibration in rear

handle

| 4,128 m/s²

K = 1,5 m/s2

Sound pressure

level

| Lpa = 87,6 dB(A)
Sound power level| Lwa = 109,4 dB(A)
Guaranteed sound

power level

| Lwa = 112 dB(A)

Safety

  • Read this manual carefully until you completely understand and follow all safety and operating instructions.
  • Keep this manual handy so that you may refer to it later whenever any questions arise. Contact supplier in case of unclarity.
  • Always let the manual follow the machine when selling or lending the machine.
  • Never use the machine if you are tired or under the influence of alcohol or drugs.
  • Must not be used by persons under the age of 18.
  • Keep a safe distance of min. 15 m to other persons when using the hedge trimmer.
  • Always operate the machine with both hands.
  • To carry out repair and maintenance work, always place the machine on a clean and level surface and remove the spark plug cap.
  • Always use gloves, protective goggles, ear protectors and safety boots when operating the machine. Do not wear anything that might be caught by the moving parts. Secure long hair.
  • Do not wear loose clothing, jewellery, short trousers, sandals or go barefoot.
  • Because of the exhaust gas, the trimmer must not be used in greenhouses and other enclosed spaces.
  • Never use the product,
    • when the ground is slippery or when you cannot maintain a steady posture.
    • At night, at times of heavy fog, or at any other times when your field of vision might be limited, and it would be difficult to gain a clear view of the working area.
    • During rainstorms, during lightning storms, at times of strong or gale-force winds, or at any other times when weather conditions might make it unsafe to use the product.
  • Always take extra care with the blade’s sharp teeth.
  • Beware of the fire risk associated with heat release from the silencer.
  • Do not use the machine for too long, take breaks.
  • Always transport the machine with care and make sure to attach the blade protector to the blade. Never transport the machine in rough terrain without emptying the tank.

WARNING
The product is equipped with a centrifugal clutch mechanism, so the cutting attachment begins to rotate as soon as the engine is started by putting the throttle into the start position. When starting the engine, place the product onto the ground in a flat clear area and hold it firmly in place so as to ensure that neither the cutting part nor the throttle come into contact with any obstacle when the engine starts

WARNING
Never start the machine with the throttle lever at max.

WARNING
Always check that the cutting device stops when the throttle is returned to its original position. If it does not stop, consult an authorized repairer. The area within a 15-meter radius must be considered as the danger zone in which no unauthorized persons should reside. If several people are to work in the area at the same time, they must pay close attention to each other and constantly keep sufficient distance to maintain safety.  Always check the work area to avoid accidents due to hidden obstacles such as stumps, stones, debris, etc.

  • The machine may only be used for mowing hedges and small shrubs. Do not use the hedge trimmer to prune trees or mow grass.
  • It is forbidden to make changes to the machine or use tools and accessories that are not recommended by the manufacturer.
  • Never give more gas than necessary.
  • Do not exceed the capacity of the machine – it will damage the blades and shorten the life of the machine.
  • Always keep the body on the side of the carburettor, never on the exhaust.

IMPORTANT
|If a warning label peels off or becomes impossible to read, they must be replaced and affixed in the same location(s).

WARNING
Never modify your product. We will not warrant the machine, if you use the remodeled brush cutter or you do not observe the proper usage written in the manual.

Fuel and oil

WARNING

  • Petrol is highly flammable. Avoid smoking and keep flames and sparks at bay.
  • Wipe up spilled fuel before starting the machine.
  • Stop the engine and allow the machine to cool down beforerefuelling
  • Keep open flames away from the area where fuel is stored or refilled.

IMPORTANT
A petrol mixture must be used for air-cooled 2-stroke engines. Can be purchased ready-made or you can mix it yourself by following the procedure below:

How to mix the fuel:

  1. Measure out the amounts of gasoline and oil.
  2. Pour some of the petrol into a clean and suitable fuel tank.
  3. Pour in all the oil and stir thoroughly.
  4. Pour in the rest of the petrol and stir thoroughly for at least one minute. Some oils can be difficult to stir in the gasoline. It is very important that the two components are stirred sufficiently, as otherwise the engine may be damaged.
  5. Be sure to mark the contents of the container clearly to avoid making a mistake with the contents.

To ensure the life of your engine, avoid

  • Fuel without oil (pure petrol) – will very quickly cause serious damage to the internal engine parts.
  • Oil for use in 4-stroke engines – may cause spark plug fouling, blocking the exhaust port or sticking the piston rings.
  • Mixed fuel that has been standing for over a month without being shaken / mixed again.

Oily gasoline that has been left unused for at least a month or more can clog the carburettor and result in the engine not working properly. If the hedge trimmer is to be stored for a long period of time, the fuel system must be emptied of petrol.

Refueling:

  1. Unscrew the fuel cap and place it in a dust-free place.
  2. Refuel to 80% of full capacity.
  3. Replace the fuel cap and wipe if necessary. wasted fuel.

WARNING

  1. Place the machine on a level and clear area when refuelling.
  2. Walk at least 3 meters away from the filling point before starting up the equipment.
  3. Always switch off the equipment before refuelling. Make sure that the mixture is sufficiently stirred in the container.
  4. If the machine has been stored for a long time with fuel in the tank, clean the fuel tank after emptying it. Then start the engine to empty the carburettor of fuel.

Use

Start-up

  • Fill with unleaded petrol mixed with oil. (Mixing ratio 10:1) Always use freshly mixed petrol. Max. storage time 2 months
  • Press the primer bulb two to three times. (Small transparent rubber ball on the carburettor).
  • Activate the choke button.
  • Rev the motor slightly.
  • Pull the start lever. (Avoid pulling the cord to the very bottom)
  • When the motor starts, gradually release the choke.
  • Allow the motor to run for 2 to 3 minutes with no load before using.

Stopping the engine

  1. Release the throttle and let the engine run for half a minute.
  2. Set the ignition switch to STOP.

Note: If the motor does not stop after the switch has been moved to STOP, close the choke so that the motor stops after a while.

Adjustment of the handle
The handle can be adjusted ± 90o to the right and left.

  1. Pull out the handle lock button and hold the position.
  2. Turn the lever to the desired position, release the handle lock button and check that  the handle holds the position.

Do not press the throttle during this operation!

Maintenance

WARNING
Make sure the engine is stopped and cooled before performing any service to the machine. Contact with the moving blade or the hot muffler may result in personal injury.

Maintenance schedule

Maintenance schedule| First start-up| Every 25

hours of operation

| Every 50

hours of operation

| Every 100

hours of operation

| Comment
---|---|---|---|---|---
Motor| Check fuel system for leaks| X|  |  |  |
Check for loose bolts and

screws

| X|  |  |  |
Remove leaves, etc. from

cylinder cooling fins

|  | X| X| X|
Clean intake filter element –

replace if necessary

|  | X| X| X|
Clean and adjust spark plug|  | X| X| X| Electrode gap

0.6–0.7 mm

Clean fuel tank|  |  | X| X|
Tighten cylinder bolts|  |  |  | X|
Tighten all bolts and screws|  |  |  | X|
Check silencer for internal

carbon deposits

|  |  |  | X|
Blade| Inspect the teeth| X| X| X| X|
Adjust teeth assembly

screws

| X| X| X| X|
Tighten screws in gearbox| X| X| X| X|
Lubricate gearbox grease

nipple

| X| X| X| X| Use heat-resistant

grease.

Lubricate blade| Every ½ hour| Thin oil or spray
 |  |  |  |  |

Maintenance and sharpening of blades

  • Check the blade and the fasteners for looseness, cracking, or bending.
  • Check the cutting edges and reform with a flat file.
  • You need not to adjust the gap between upper blade and lower blade as this product is designed to have optimal gap when it is properly set up.

Always keep the file or sharpener at an angle of 45° to the blade, and:

p-lindberg-25-4-cm3-Hedge-Trimmer-8

  • Always grind in the direction of the cutting edge.
  • Note : files cut only in one direction; lift the file from the blade when returning to start a new pass.
  • Remove all burr from the edge of the blade with a slip stone.
  • Remove as little material as possible.
  • Before refitting the sharpened blades, remove filings and then apply grease.

Do not try to sharpen a damaged blade – change it.

Safety lock check
Stop operation when the safety lock is defective. Safety lock is the device not to accelerate the throttle lever without intention. While  pushing the safety lock, you can accelerate the throttle

  1. Check if the throttle lever does not move when you do not push the safety lock.
  2. Check if the throttle lever moves when you grasp or release it while pushing the safety lock.
  3. Check if the safety lock returns to its original position when you release your hand from safety lock.

If you find any defects at the checks above, contact your nearest servicing dealer for repair.

Air filter cleaning
The air filter, if clogged, will reduce the engine performance. Check and clean the filter element in warm, soapy water as required. Dry completely before installing. If the element is broken, replace with a new one.

p-lindberg-25-4-cm3-Hedge-Trimmer-10

Control of fuel filter
When the engine runs short of fuel supply, check the fuel cap and the fuel filter for blockage.

Cleaning and adjustment of spark plug

  • Starting failure and misfiring are often caused by a fouled spark plug. Periodically clean the spark plug and check that the spark gap is in the correct range.
  • When you take off the spark plug, twist and pull off the cap.

IMPORTANT

  • Note that using any spark plugs other than those designated may result in the engine failing to operate properly or in the engine becoming overheated and damaged.
  • To install the spark plug, first turn the plug until it is finger tight, then tighten it a quarter turn more with a socket wrench.

TIGHTENING TORQUE: 9.8~11.8 N.m

Lubrication of the gear case
Supply multi-purpose grease at every 25 hours of use.

  1. Use a grease pump.
  2. Feed grease until it comes out of the base of blades(a).
Inspection of muffler

WARNING

  • Periodically inspect the muffler for loose fasteners, any damage or corrosion. If any sign of exhaust leakage is found, do not use the brush cutter and have it repaired immediately.
  • Note that failing to do so may result in the engine catching on fire.

Troubleshooting

Starting problems

Check| Possible cause| Solution
Fuel tank| Wrong fuel.| Empty the fuel tank and fill with

the correct fuel

Fuel filter| The fuel filter is blocked| Clean
Carburettor’s adjustment screw| Carburettor wrongly adjusted| Adjust
No spark| The spark plug is dirty/wet

Electrode gap is wrong

| Clean/dry

Adjust to 0.6–0.7 mm

Spark plug| Is loose| Tighten securely
The engine starts but cuts out/is difficult to re-start
Check| Possible cause| Solution
Fuel tank| Incorrect or old fuel| Empty the fuel tank and fill with

the correct fuel

Carburettor’s adjustment screw| Carburettor wrongly adjusted| Adjust
Silencer, cylinder (exhaust)| Blocked| Dry
Air filter| Blocked with dust| Wash
Cooling ribs| Blocked with dust| Clean

Storage

Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit indoor taking necessary measures for rust prevention.

  1. Clean the equipment.
  2. Oil the blade to prevent rust.
  3. Empty the fuel tank and put the cap back on.
  4. Remove the spark plug, pour a small amount of oil into the cylinder.
  5. Rotate the crankshaft several times using the starting rope to distribute the oil. Put the spark plug back in.
  6. Store the trimmer indoors in a dry place, dust free place, out of the reach of children.

Transport

When carrying the hedge trimmer, put on the protective cover, lift the machine and be careful with the blade. Never transport the equipment in a vehicle over long distances in hard terrain without emptying the tank of petrol that may or may not run out.

Disposal
The equipment must be disposed of in accordance with current local guidelines.

References

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