This is the 12216th most frequent Russian word.
инструкцию
The Russian word "инструкцию" means "instruction" or "manual" in English.
In this sentence, 'инструкцию' indicates a guide or manual that the speaker consulted in preparation for using a device. It is used in the accusative case as the object of the verb 'прочитал' (read).
Я прочитал инструкцию перед тем, как использовать прибор.
I read the manual before using the device.
Here, 'инструкцию' refers to the written guide the speaker is responsible for creating. It is again used in the accusative case, being the direct object of the action 'написать' (to write).
Моя задача — написать инструкцию для нового оборудования.
My task is to write a manual for the new equipment.
In this example, 'инструкции' is in the dative case as it is used to indicate following to what the instructions specify. The word indicates guidance or directions to follow.