— they have wrong carburetor settings and can cause engine seizure.
Here is the high-quality, solid piece of information regarding the instruction manual in Russian. Direct Answer: Is there an official Russian manual? Officially, Lambert (now mainly producing components for Stiga and other brands) did not mass-produce a standalone "Lx 24 Fi" model. There is a high probability you are looking at a Stiga or Partner chainsaw manufactured around 2010–2015, where Lambert supplied the engine or carburetor. The "Lx 24 Fi" branding is extremely rare and likely a rebrand for a specific Eastern European or Asian market. Lambert Lx 24 Fi instrukcia na russkom High Quality
The Best Quality Substitute (What you actually need) Since the original Russian manual for "Lx 24 Fi" cannot be found in official databases, here is the solid, high-quality solution : — they have wrong carburetor settings and can