Vacuum Pump With Gauge

Vacuum Pump:

PURPOSE
1. Apply a vacuum to vacuum actuated components--an EGR valve for example--to verify operation.

2. Test vacuum at vacuum actuated components.

3. Check engine operation as manifold vacuum to detect:

- Obstruction of Exhaust System Air Flow
- Sticking Valves
- Broken Valve Springs
- Low Compression
- Ignition Timing Problems
- Vacuum Leaks