Fuel System Schematic - Piper Navajo Chieftain PA-31-350 Service Manual

NAVAJO CHIEFTAIN SERVICE MANUAL
NOTE: NOT USED WHEN OPTIONAL NACELLE
FUEL CELLS ARE INSTALLED.
25
14
1
SEE NOTE
1. COMBUSTION HEATER
2. FUEL FLOW GUAGE
3. FUEL INJECTOR
4. ENGINE DRIVEN FUEL PUMP
5. FUEL SHUTOFF VALVE
6. EMERGENCY FUEL PUMP
7. FUEL BOOST PUMP
8. PRESSURE SWITCH
9. EMERGENCY CROSSFEED VALVE
10. FUEL PRESSURE GAUGE
11. FUEL QUANTITY GAUGE
12. FUEL TANK VENT CHECK VALVE
13. OUTBOARD FUELTANK
14. INBOARD FUEL TANK
15. FUEL FILTER QUICK DRAIN
16. FUEL FILTER
17. FUEL TANK SELECTOR VALVE
18. CROSSFEED QUICK DRAIN VALVE
19. FUELTANK QUICK DRAIN
20. FUEL TANK STRAINER
21. FUEL SENDER SELECTOR SWITCHES
22. SURGE TANK WITH FLAPPER VALVE
23. LOW FUEL WARNING PROBE
24. NACELLE FUEL CELL (OPTIONAL)
25. FUEL REGULATOR SHUTOFF VALVE
Figure 9-1. Fuel System Schematic
Revised: 2/8/82
FUEL SYSTEM
2K4