The Vac-Alert SVRS system includes a security cap that covers the adjustment screw to avoid tampering. A special tool is required to remove the security cap for access to the adjustment screw.
Exploded parts diagram: This part is shown as item #4 on the Vacuum Release, Vac-Alert VA-2000L Series SVRS exploded parts diagram.
🔧 Vacuum Release, Vac-Alert VA-2000L Series SVRS – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 9 | Union Nut, Vac Alert VA-2000 |
| 8 | O-Ring, 1-7/8" ID, 3/16" Cross Section, Generic |
| 7 | Spring, Vac Alert, VA-2000L, 3.5lb |
| 6 | Tailpiece, Vac Alert VA-2000, 1-1/2" Slip |
| 5 | Half Union, Vac-Alert VA-2000, 1-1/2" Slip |
| 4 | Adjustment Screw Security Cap, Vac Alert, VA-2000 ◀ this part |
| 3 | Security Cap Key, Vac Alert, VA-2000 |
| 2 | Vent Screen, Vac Alert, VA-2000 |
| 1 | Vacuum Gauge, Vac Alert, VA-2000, 0-30inHg |














