Page 10 of 35
![](LaserMaster%20RustOff%20FWH20-DC30A-V3%20Intelligent%20Double%20Pendulum%20Handheld%20Cleaning%20Head%20Manual%202024-06-20%20B.pdf-10.html%20-%20foldersweb.png)
Shenzhen RelFar Intelligent Technology Co., Ltd.
3.2 Optical fiber input installation
※ The QBH is a horizontal arrangement to take out the
dustproof seal cover.
Take out the
dustproof seal
cover
※ Align the red dot on the fiber optic head with the QBH red
dot, and slowly insert the fiber optic head into the QBH.
Insertion for installation based on the
alignment of two central red dots
10