How to Start a New Trimmer Correctly

In general, such a conversation should start with the fact that after buying a garden gasoline tool it would be better to first familiarize yourself with the instructions attached to it. Then many problems could have been avoided. But since this happened the gas trimmer does not start, then we must look for sources of inoperability. And in this article we will consider the main reasons why the trimmer does not start with the example of the Elitech T750 model, as well as describe general recommendations for the operation of such a tool.

Start with the banal! We will figure out how to properly start a gas trimmer. It may be that the reason lies precisely here.

First you need to bring the red toggle switch on the trimmer bar to position "I". This means turning on the power.

How to Start a New Trimmer Correctly

Then you need to switch the fuel supply lever on the carburetor and use the “suction” button of fuel (similar to a pipette, located on the carburetor). This is necessary to supply gasoline to the engine. Return the fuel supply lever to its original position. Finally, pull the starter handle toward you sharply. The trimmer should work. Try several times if the first time fails. If after such manipulations the situation has not changed and the gas trimmer does not start, then you should first examine it yourself before leading to the service center. There are two main reasons why a garden trimmer will not start:

  1. Violation of the power circuit.
  2. There is no fuel.
  • Let’s start with the ignition problems. In most cases, it is caused by the need to change the spark plug in the engine. It is done like this:
  • First of all, we must take care of security measures, make sure that the trimmer is turned off. We bring the above toggle switch to the "STOP" position.
  • Then remove the rubber protection from the plug and the wiring terminal. Using a special candle key, we unscrew the spark plug and replace it.
  • After that, we assemble the device and carry out the procedure for trimming the trimmer described above.

The second reason the garden tool doesn’t work is because the fuel has run out. On the Elinech T750, a fuel tank is located near the motor, but on most trimmers it is there. We unscrew the cap from the tank and fill it with gasoline (the most optimal option is the AI-92, it is inexpensive and does not clog the carburetor like the AI-76). Do not forget to add special engine oil to the tank, just 50 grams per gas tank is enough, without it the motor will begin to “sneeze” and will quickly become worthless. After we close the tank with a cap, wipe the surface of the trimmer and our hands with a dry cloth. We also do the above manipulations to turn on the garden tool.

If the gas trimmer does not start as before, then it makes sense to return it for repair. And the reason for this decision is simple – if you do not have the appropriate skills, repairing the equipment is almost impossible.

In order for the tool to serve as long as possible and there are no such malfunctions, you should, first of all, familiarize yourself with the instruction manual for the trimmer. Also, pay special attention to the operating time of the engine at the trimmer – take a short break every 15 minutes of operation and, finally, properly care for the tool, wipe it after work, lubricate it with graphite grease. Observing such simple rules, you can significantly increase the life of the tool and it is quite possible that you do not have to look for reasons why the gas trimmer will not start.

Video: How to Start a New Trimmer Correctly


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  1. Background
  2. How to start a trimmer motor or lawn mowers?
  3. Start lawn mowing for the first time or after a long downtime
  4. Add fuel through the holes for the candles
  5. Ignition System Check
  6. Engine cleaning
  7. Spark Arrester Integrity Check
  8. Unstable carburetor operation
  9. Fuel tank drain

How to start a trimmer is a question that owners are puzzled in case of a device breakdown. And after successful repair of the trimmer, the owner tries to avoid a repeat of the same situation.

Background

The reason the trimmer fails may be:

  • Tank overflow;
  • Excessive pumping of fuel into engines equipped with a manual supercharger;
  • Wear in the motor of valves, cylinders, nozzles, cam followers and other moving parts;
  • The tanks run out of gasoline and / or oil;
  • Out of order spark plugs;
  • Clogged fuel or air filters;
  • Misregistered or burned valves in the motor.

How to start a trimmer motor or lawn mowers?

The new trimmer is simple in commissioning.

  1. Check the motor type of the device. Trimmers are equipped with a 2- or 4-stroke motor.
  2. Buy oil for this type of motor. Gasoline for trimmer – AI-92/93/98, sold at all gas stations.
  3. Mix oil with gasoline. Mineral oil is mixed in a ratio of 1: 34 with gasoline, synthetics – in 1: 50. Follow the recommendations of the manufacturer of the trimmer for the viscosity of the oil (see the label on the flask). Most often used multigrade oil 5W-30. Do not use unchecked motor oils.
  4. Pour a small amount (e.G. 0.5 liters) of the resulting fuel into the tank.
  5. Close the air damper by sliding the desired lever (see instructions).
  6. Turn the ignition key (or handle) to the “on” position – without this the trimmer will not start. Beginners often make this mistake.
  7. Pump some fuel into the carburetor – if there is a manual “rocking chair” with a separate button or lever (see instructions). It takes 4-7 clicks.
  8. Set the trimmer on a flat surface.
  9. Gently pull the starter cord until you feel it is braking. Then pull it out sharply, but not completely. Repeat this movement up to 4 times.
  10. If the engine does not start, open the air damper again, otherwise the candles will fill with gasoline with further cord movements. Perform 2-3 attempts to start the engine with the handbrake open.
  11. If the engine still does not start, close the shutter and make a few more attempts to start it.
  12. After starting the engine, press the throttle lever to engage idle.

Start lawn mowing for the first time or after a long downtime

Lawn mowing differs from the trimmer in that the cutter for the grass is not a fishing line, but a mechanical gearbox or a winch based on gears, equipped with a knife. The knife drive is much more powerful than the forestry mechanism – a powerful lawn mowing is also used when cutting bushes. Both Chinese and European lawn mowers are no different when the declared power is real.

To lubricate the gears of the gearbox, lithol or solid oil is used. After checking the gearbox, prepare for operation the motor itself – according to the above instructions. If the start failed, the problem is already in the engine.

Add fuel through the holes for the candles

If there is no manual pumping on the trimmer motor and the device does not start up, pour some fuel into the motor itself through the spark plugs. Do the following.

  1. Check if the fuel level in the tank is sufficient to drain a small amount. Only 20 ml will be required.
  2. Remove the cap from the candle and unscrew it with a candle key.
  3. If the candle is dirty on a used trimmer, rinse and bake it. There should be no deposits on the electrode electrodes. Do not damage the ceramic insulator of the center conductor. In the new trimmer, check the candles for a factory defect.
  4. Return the spark plug back and check the spark ignition (discharge between the electrodes) when the starter fires.
  5. Remove the candle again. Using a 20- or 50-cc syringe, pour 20 ml of gasoline into the hole from under the candle.
  6. Insert and fix the candle, setting the value of its technological gap of not less than and no more than a millimeter.
  7. Pump up fuel with the swap button (or lever) – if it is on your trimmer model. Press the button every 4 seconds.

Now try to start the engine. Close the air damper immediately after starting.