August 18, 2025

This article is a guide to the operation of Precision Engineering's airtightness tester, designed to help the novice from start to finish. The article describes in detail the core working principles of the device, including pressure monitoring technology and the six key stages of the testing process. It also provides a systematic setup process for quick hands-on operation, covering hardware connection, parameter configuration and leakage criteria determination. In addition, troubleshooting methods, data management and daily operation and maintenance points are presented to ensure optimal equipment condition and production quality.