Stihl FS-90 user manual

User manual for the device Stihl FS-90

Device: Stihl FS-90
Category: Uncategorized
Manufacturer: Stihl
Size: 3.33 MB
Added : 7/25/2023
Number of pages: 116
Print the manual

Download

How to use this site?

Our goal is to provide you with a quick access to the content of the user manual for Stihl FS-90. Using the online preview, you can quickly view the contents and go to the page where you will find the solution to your problem with Stihl FS-90.

For your convenience

If looking through the Stihl FS-90 user manual directly on this website is not convenient for you, there are two possible solutions:

  • Full Screen Viewing - to easily view the user manual (without downloading it to your computer), you can use full-screen viewing mode. To start viewing the user manual Stihl FS-90 on full screen, use the button Fullscreen.
  • Downloading to your computer - You can also download the user manual Stihl FS-90 to your computer and keep it in your files. However, if you do not want to take up too much of your disk space, you can always download it in the future from ManualsBase.
Stihl FS-90 Manual - Online PDF
Advertisement
Advertisement
Print version

Many people prefer to read the documents not on the screen, but in the printed version. The option to print the manual has also been provided, and you can use it by clicking the link above - Print the manual. You do not have to print the entire manual Stihl FS-90 but the selected pages only. paper.

Summaries

Below you will find previews of the content of the user manuals presented on the following pages to Stihl FS-90. If you want to quickly view the content of pages found on the following pages of the manual, you can use them.

Stihl FS-90 - Support and Troubleshooting

How do you change the head on a Stihl fs90r?

1. Ensure the Stihl FS90R string trimmer is turned off and allow it to cool if it was recently used. It’s essential to make sure your safety when working with this tool.
2. Disconnect the spark plug by removing the rubber boot from the tip of the spark plug to ensure that the trimmer doesn't start up by accident while working on it.
3. Put on a pair of gloves to protect your hands from the sharp trimmer line.
4. Secure the Stihl FS90R in a vice or similar clamping tool to keep it steady.
5. To prevent the gearbox from turning, insert a screwdriver into the hole located on the gearbox's collar. Rotate the trimmer head until the screwdriver fits into the guide hole behind it.
6. To unscrew the mowing head, turn it clockwise as you look down at the head. This may seem backward but the thread on the screw is reversed to ensure it stays tightened during use.
7. Once you've fully unscrewed the old head, set it aside. You're now ready to install the new head.
8. Place the new head on the spindle and rotate counterclockwise until tightened.
9. Remove the screwdriver from the gearbox.
10. Replace the spark plug boot.
11. Verify that the new head is secure before restarting the trimmer. Begin slowly to ensure that everything is functioning correctly.
Remember that regular maintenance of your string trimmer will ensure it operates efficiently and lasts longer. Always keep safety in mind when working on your equipment.

What size string does a Stihl FS 90 use?

The Stihl FS 90 uses a .095 inch diameter string.

What is the fuel mixture for a Stihl FS 90?

The fuel mixture for a Stihl FS 90 is a 50:1 ratio of gasoline to Stihl 2-cycle oil.

Is the Stihl FS 90 a 2 stroke or 4-stroke?

The Stihl FS 90 is a 2-stroke engine.
Alternative user manuals
# User manual Category Download
1 Stihl FS 81 Owner's manual Uncategorized 0
2 Stihl MS 250 Manual Uncategorized 0
3 Stihl TS 400 Owner's manual Uncategorized 0
4 Stihl MDG 1 Owner's manual Uncategorized 0
5 Stihl FS 100 Owner's manual Uncategorized 0
6 Stihl FS-90 Manual Uncategorized 0
7 Stihl FS-55 Manual Uncategorized 0
8 Stihl BG-85 Manual Uncategorized 0
9 Stihl FS-45 Manual Uncategorized 0
10 Stihl FS-90 Manual Uncategorized 0
11 Stihl BG-85 Manual Uncategorized 0
12 Stihl BG-65 Manual Uncategorized 0
13 Stihl SH-85 Manual Uncategorized 0
14 Stihl BG-55 Manual Uncategorized 0
15 Stihl 23 Manual Uncategorized 0
16 BUSH 16GB MP3 Player Instruction manual Uncategorized 0
17 Sony HDR-AS15 Owner's manual Uncategorized 0
18 Electrolux EKK54506OW User manual Uncategorized 0
19 Panasonic SLJ910 Operating instructions Uncategorized 0
20 Sony NWZ WS613 Owner's manual Uncategorized 0