IFH · Chapter 5
IFH 5-18
Page 5-18
This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.
Figure 3-29. Twin-engine instrument pressure system using a carbon-vane dry-type air pump. Figure 5-29. Twin-engine instrument pressure system using a carbon-vane, dry-type air pump. Figure 3-28. Single-engine instrument vacuum system using a steel-vane wet-type vacuum pump. Figure 5-28. Single-engine instrument vacuum system using a steel-vane, wet-type vacuum pump.
Retrieved from ecfr.gov on July 18, 2026.