Shanghai Laiyang Electric Technology LYGC-6800 Gas Chromatograph User Manual

About this manual

The LYGC-6800 is a power‑specific gas chromatograph designed for transformer oil analysis and other electrical applications. The manual begins with safety information covering high‑voltage, high‑temperature, and gas‑source hazards, and explains the required protective measures before any work on the instrument.

Subsequent sections detail unpacking, installation of gas lines, pressure regulators, and the workstation software, followed by step‑by‑step operating instructions, detector settings, and data‑processing functions. The final chapters cover routine cleaning, component maintenance, and troubleshooting of common faults. This manual is written in Chinese.

What's inside

• Instrument Introduction
• Technical Specifications
• Main Configuration
• Installation
• Operation
• Workstation Software
• Maintenance
• Troubleshooting
• Appendix: Electrical Conditions
• Appendix: Grounding

Specifications

Frequently asked questions

What safety precautions must be taken before opening the instrument?

The instrument contains high voltage that can cause injury, so the power plug must be removed and the power switch turned off before any cover is opened.

How should the gas source be installed and checked for leaks?

Connect the gas lines, close the gas source valve, then perform a leak test on all connections before opening the hydrogen gas supply.