Quick start guide:

QRC YT-7 SOFTWARE 361Rrev3.pdf

Techbook:

https://geckoalliance.com/wp-content/uploads/2023/04/9919-101313-D_Troubleshooting_Guide_YSERIES_XE_EN_REV_15_07_2023.pdf

https://geckoalliance.com/wp-content/uploads/2023/03/yseries_techbook_en.pdf

Wiring Diagram:

Wiring-YT7-UL_15794-01A-G.pdf