1. When you use this Car Smoke Leak Detector for the first time, fill it with 10ml baby oil. Please be careful NOT to beyond this range.

2. The testing liquid: both liquid paraffin and baby oil are OK.

3. Fresh oil can be filled with only when the smoke gets thin, and it can’t be filled over 20ml each time.

4. Before filling fresh oil, please pour out the left oil in the detector & replace the detector oil regularly.

5. During the process of leak detection, please keep away from smoke-sensitive parts.

6. Do NOT run the detector over 8 minutes continuously. It needs interval rest.

7. The round part of this detector has temperature, please be careful to avoid burns.

8. If the test pipe needs to be disconnected in the middle, please secure the other side with a rubber stopple.

9. Follow the instructions