The blower silencer Gen2 suits Antminer (except S21XP S21pro y S21+), Whatsminer, Avalon, and Iceriver ASIC miners. It is an efficient heat dissipation and noise reduction solution for cryptocurrency mining equipment. Its step-less speed control switch and brushless DC motor deliver excellent heat dissipation and energy-saving performance. This document outlines the usage tutorial for the Gen2 blower silencer. I. Read before the operation • Tools and accessories preparation: Product gift: Insulating tape, clamp, fan speed reducer, several screws. Read more detailed steps: https://www.zeusbtc.com/blog/details/5729-asic-miner-blower-silencer-gen2-installation-manual