Elitech Digital VGW-Mini Micro Vacuum Gauge Hand Tool for Refrigeration Tool Parts Digital Vacuum Meter for Refrigeration

How to use the VGW mini:

1. Turn on the VGW mini, then turn on the pump( pump with strong suction is required)
2. Please maintain the vacuum for at least 15 minutes, as the vacuum gauge needs to reach 19000 , then it will display the reading
3. After the vacuum pumping process is completed, different vacuum gauges may show different pressure value recovery, it is a normal phenomenon
4. If there is problem , Please check if this screw is loose. Loose screws can cause poor sealing and the vacuum gauge value cannot be pulled down
5. If there is problem, pls kindly try several times or try one by one or use another strong pump to see.
6. Any problem, pls kindly contact our service, we will help and show the video of operating.