How to change the oil pump of a Stihl chainsaw

The reason for the appearance of oil leaks on the bottom of the chainsaw

The Stihl 180 chainsaw has a characteristic malfunction, which consists in insufficient sealing of the place where the oil hose is installed in the chainsaw body and the appearance of a leak in this place. To eliminate it, just remove the Stihl MS 180 saw handle, disconnect the hose itself, rinse and degrease the seat in the body and the hose shank, then apply sealant and reinstall the hose. Such a simple operation will reliably eliminate the malfunction and the oil will stop leaking..

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Diagnostics should begin with an inspection and check of the oil receiver (filter) of the Stihl 180 saw. As a rule, if the filter is very dirty, the oil supply may stop..

In order to save money, you can try to clean a clogged filter by rinsing it thoroughly in gasoline..

Next, you need to remove the sprocket drum, and check the condition of the drive gear. The thread on it should be clearly defined, not licked and not have any other defects, also with the gear removed, it is necessary to check the wire lever. It must squeeze the gear tightly and not turn, otherwise, the gear is in place and does not transmit force to the pump, as a result of which the oil supply stops.

If all of the above methods to detect and eliminate malfunctions have not yielded results, extreme measures must be taken, i.e. dismantle the pump.

STIHL MS 180 oil supply repair

The owners of this model of the tool should be prepared for the fact that they may be faced with such an unpleasant moment as a leak of oil to lubricate the chain. Oil can leak out while working with the tool and even when just lying down without action..

What is the reason for this phenomenon? The fact is that oil leaks due to leakage in the area where the hose connects from the oil tank and pump.

In order to solve the STIHL MS 180 oil supply problem, it is advisable to disassemble the device.

Solution to the problem:

  • Check the hose, if it is damaged, then replace it with another one. Or try to degrease the hose and rinse, and put on a sealant, everything should work.
  • Check the filter oil for breakage, clean it (if you filled in the waste)
  • Also, there may be a reason in a clogged start, while a vacuum is formed in the fuel tank, and affects the fuel supply. The problem may be in the adjustment of the carburetor and the channels, or the air filter, may be clogged, you need to thoroughly clean the filter and the channels of the carburetor.
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In general, the main problem is due to poor oil..

It is not recommended to pour oil into a chainsaw that is not intended!

Chainsaw Stihl 180 oil supply repair

The STIHL MS 180 chainsaw is an indispensable tool for harvesting wood and other wood construction work. It is one of the most recognized gardening devices that comes with multifunctional features..

The tool weighs about 4 kg. The power reaches 1.5 kW and the busbar length is 35 cm.

Note that from a semi-professional device for this model of the saw got electronic ignition and a fairly fast chain tension. In addition, the STIHL MS 180 saw has 2 tanks for gasoline and an oil mixture..

Reduced vibration is one of the main features.

This result is achieved thanks to 4 shock absorbers. It is no secret that high depreciation has a detrimental effect on human health and in Europe they have been struggling with it for a long time..

It should be noted that it is not advisable to disassemble this saw on your own without special instructions, in this case it is better to entrust the device to the masters.

Carburetor STIHL MS-180

The STIHL MS-180 carburetor is equipped with one idle adjustment screw. Full load jet is not adjustable, i.e. it cannot be changed.

You need to know the basic rules for adjusting the idle speed:

1) check the air filter, if necessary, change it;

2) check the spark arresting grille, if necessary, change or clean it. Then you can turn on the engine, and then warm it up.

The oil pump of the Stihl 180 chainsaw is a reliable and unpretentious part, which is rarely the reason for the lack of chain lubrication. It is necessary to disassemble and change the pump only as a last resort, when there is confidence that the reason is 100% in it. You can do this with your own hands, since this operation is quite simple.

How to replace a Stihl 180 oil pump

Malfunctions of the pump and the system as a whole

As you know, there is nothing eternal in this world and over time everything has to be repaired. So the Stihl ms 180 oil system is no exception, and has its own specific malfunctions. Let’s consider them in more detail.

change, pump, stihl, chainsaw

Signs of a malfunctioning lubrication system are as follows:

  • the chainsaw chain is completely dry and does not shine;
  • oil does not leave the oil tank;
  • the chain stretches quickly and this happens all the time;
  • the saw bar is pulled to the side during sawing;
  • the tire heats up and in the area of ​​the leading sprocket, paint melting is observed.

Chainsaw Not Pumping Oil? Learn How to Fix it…

All these signs directly or indirectly indicate problems in the chainsaw chain lubrication system..

The first thing to do after you suspect that the chain oil is not being supplied is to check the supply. This can be done in two ways. The first is described in detail in the instructions for the tool and consists in the fact that you need to start the chainsaw, add gas as much as possible and direct it towards any obstacle.

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With a working lubrication system, oil will fly off the tip of the tire and a strip of oily drops will appear on the surface towards which the tire is directed. If there are any irregularities in the system, the surface will remain clean..

change, pump, stihl, chainsaw

The second way is to remove the tire from the chainsaw and start it. With an increase in the engine speed, at the installation site of the tire shank, oil will flow from the oil channel, if this does not happen, it is necessary to look for the cause of the malfunction.

How to Change the Oil Pump of a Stihl Chainsaw

Oil supply repair video

To start repairing the carburetor, they begin with cleaning from dirt and dusty particles, small wood. A brush is used for this. When the surface is completely free of debris residues, the repairer removes the cover, after which the filter.

STIHL MS180 replacement of oil pump and oil drive

Video about the repair of the STIHL MS 180 chainsaw by changing the pump oil and privida oil.

Stihl 180 Chainsaw Oil Pump Malfunctions

How to independently repair Stihl chainsaw faults: tips

The consumer can repair the Stihl chainsaw on his own due to the simplicity of the design. The tool, which has proven itself in the construction segment, has a power of 1400 W, an engine volume of 31 cubic meters. cm.

The cost of repair work in the service is quite high. In many cases, their own technical knowledge allows consumers to repair the Stihl 180 chainsaw with their own hands..

STIHL MS180 replacement of oil pump and oil drive

the main reasons why stihl 180 oil does not come.

The air collector is released after unscrewing the fasteners of the air filter. The user now has access to the accelerator and traction. The accelerator lever is removed as soon as the throttle is lowered by pressing down with a finger.

The carburetor moves out of the seat after the choke lever is removed and closed. Then the wire is removed and pulled towards itself to stop the engine. A photograph is taken of the plastic lever, which is the place of attachment of the wire.

It is lifted from the left. As a result, the carburetor is released, which makes it possible to pull it out and clean it. For these purposes, it is convenient to use a compressor. In its absence, the parts are washed in pure gasoline..

Oil Pump Replacement On A Stihl MS250/MS230 Chainsaw

Dismantling the Stihl chainsaw – video

The process of assembling the saw carburetor is carried out in the reverse order. If, after this process, smoke appears from the muffler and the saw engine does not start well, then you need to make sure that there is a spring located under the lever needle.

The spring shuts off the fuel supply. In its absence, there is a spontaneous “overflow” of fuel into the spark plug. It is important to ensure that the spring is installed in its place, and make sure that the spark plug is working..

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If the candle is flooded with gasoline, then it should be dried. To do this, the part is unscrewed, the excess fuel that has got inside is drained through the existing hole. The candle dries for more than half an hour. Then it is installed in place, and the chainsaw is brought into working condition.

Insufficient contact between the high-voltage wire and the end of the plug can also be one of the causes of tool breakage. Stihl chainsaw parts can be repaired by replacing problem parts.

For example, if a candle fails, it is replaced with a reliable one. Chains, sprockets, tires are subject to rapid wear. They solve anti-vibration problems in the chainsaw device, so they are replaced urgently. It is recommended to keep such spare parts in stock..

When the handle is removed, the body of the chainsaw is turned upside down. The hose coming from the oil tank to the pump will be visible immediately. It needs to be pulled out of the landing site.

The pump itself is removed using an M5 screw and a wide washer. The length of the screw is desirably about 45-50 mm. A washer is put on the screw and it is screwed into the pump (the inside of the pump is threaded). Further, as the screw is screwed in, the stop from the washer will force the oil pump to rise along the thread. In this way, the pump is removed from its own landing site. Before starting work, we advise you to read the article on how to disassemble the Stihl 180.

For a better understanding of the pump removal process, look for the video below. In the video, the SC master carefully indicates how to remove the oil pump from the chainsaw, and also outlines the main malfunctions of the complex of accounting feed programs.

The Stihl 180 oil pump is a very high quality and reliable part, therefore it needs to be changed, only in the latter case, when other elements of the accounting system have already been tested by our client.

If the pump is removed, it must be cleaned and blown out. You, the main breakdown of the oil pump, is its blockage. Having eliminated it, the pump is mounted to the area.

Change of the pump is required only if it is impossible to remove the clogging..

The Stihl 180 chainsaw has a corresponding malfunction, which consists in insufficient sealing of the place where the oil hose is installed in the chainsaw body and the occurrence of a leak here. To eliminate it, it is enough to remove the Stihl MS 180 saw handle, disconnect the hose itself, wash and degrease the seat in the body and the hose shank, then apply sealant, and install the hose to the area. Such a simple operation will firmly remove the malfunction and the oil will not leak..