PTA522, PTA523 and PTA524 Automatic Silent Compressors Chapter 2: Installation
Rev A August 2021 Page 3
2.3. Main Compressor components
Figure 2 Component Identification
1 Motor 5 Outlet pressure regulator 9 Non return valve
2 Air tank 6 Outlet pressure gauge 10 Drainage bottle
3 On/Off switch 7 Pressure relief valve 11 Manual isolation valve
4 Tank pressure gauge 8 Automatic draining system