Husqvarna Chainsaw 40 55 How to Adjust a Carburetor

Husqvarna Chainsaw 40 55 How to Adjust a Carburetor


According to its parameters, the saw is designed to solve everyday problems. Due to its low weight, compact size and low price, it was ideally suited for small jobs: cutting firewood, boards, cutting branches of trees, cleaning trees and shrubs on the site.

By the way, the chainsaw was in great demand among road workers, due to its compactness and reliability. It was ideally suited for lengthy trimming of trees along city streets.

The device of the chainsaw turned out to be very successful, the saw was incredibly reliable, the failure rate tended to zero. The first years of production, Husqvarna 137 did not occur in specialized chainsaw repair services.

Despite the amateur class, the chainsaw has been and is still very popular with lumberjacks, as Ideal for small jobs when harvesting firewood.


The Husqvarna 137 is comparable in technical specifications to the Stihl 180 chainsaw. Each chainsaw had its dedicated fans. Each of the owners gave reasoned facts in favor of owning his saw, and was right. Both of them had their pros and cons. But, the Stihl 180 remained, and the 137th was replaced by the Husqvarna 236 chainsaw. This is the topic of a separate article, let’s move on to an overview of the characteristics of Husqvarna 137.

Video: Husqvarna Chainsaw 40 55 How to Adjust a Carburetor

Main technical specifications:

  • engine type: ICE, gasoline;
  • engine displacement: 36.3 cubic meters cm.;
  • engine power: 1,64 hp / 2.2 kW;
  • fuel tank capacity: 419 ml;
  • oil tank capacity: 200 ml;
  • tire length: from 33 to 38 cm;
  • chain pitch: 0.325 inches (8.25 mm);
  • weight: 4.6 kg.

From the above characteristics of the engine and the saw headset (tire, chain) it can be seen that the chainsaw belongs to the amateur class. It is quite powerful and allows you to cut tree trunks with a diameter of up to 40 centimeters per hemp without much effort.

For those who are still interested in hearing the opinion of a professional about comparing competitors’ chainsaws: Stihl 180 and Husqvarna 137, we recommend watching an interesting video.


Reviewed by Vlad, experience in using 4 years, the city of Vladimir.

Pros: lightweight, comfortable, can be cut from almost any position.

Minuses: it turns out that they do exist, increased vibration, an unsuccessful position of the muffler, which is why sawdust constantly flies to its feet.

DIY repair

Husqvarna 137 is a relatively old chainsaw and many specimens already require repair: from basic adjustment or carburetor replacement to piston repair. To perform such complex work, you need to contact a specialized service center. However, if you have the desire and experience in repairing complex equipment, you can try to cope with certain malfunctions with your own hands.

For an effective repair, you will need some skills and advice, we advise you to draw them from the presented videos.

It is advisable to know the Husqvarna chainsaw device before disassembling it.

It’s worth starting with disassembling and assembling, this is the main thing you need to know when repairing a Husqvarna 137 chainsaw with your own hands. The Swedes, making their saws, try to do everything so that their saws are difficult to repair somewhere other than a specialized service.

The second and most popular is the carburetor adjustment of the Husqvarna 137 chainsaw. This process is no different from the setting of carburetors on other Husqvarna AB saws. All adjustments are made using 3 screws. About how to adjust the carburetor of the Husqvarna 137 chainsaw, which screw to turn, in which direction and how many revolutions, it is described in detail in the video, we recommend watching.