TM 55-4920-328-13 KEY TO FIGURE 1-29. 1.    S1 Fuel Switch Quick-Disconnect Coupler 2.    M4 Air Quick-Disconnect Coupler 3.    M5 Oil Quick-Disconnect Coupler 4.    S3 Air Switch Quick-Disconnect Coupler 5.    M6 Oil Quick-Disconnect Coupler 6.    M1 H20 Quick-Disconnect Coupler 7.    M7 Oil Quick-Disconnect Coupler 8.    M2 H20 Quick-Disconnect Coupler 9.    M8 Oil Quick-Disconnect Coupler 10.    M3 Air Quick-Disconnect Coupler 11.    Mg Oil Quick-Disconnect Coupler 12.    P1 Air Out Quick-Disconnect Coupler 13.    M14 Fuel Quick-Disconnect Coupler 14.    M13 Fuel Quick-Disconnect Coupler 15.    M12 Fuel Quick-Disconnect Coupler 16.    Ml 11 Fuel Quick-Disconnect Coupler 17.    M10 Oil Quick-Disconnect Coupler 18.    Connector J7 19.    Connector J11 20.    Connector J8 21.    Connector J12 22.    Connector J9 23.    Connector J13 24.    Connector J10 25.    Connector J14 26.    Connector J15 27.    Connector J18 28.    Connector J17 29.    P1 Air Adjust Pressure Regulator 30.    P1 Air Press Gage 31.    Connector J3 32.    Connector J2 33.    Connector J1 34.    Connector J6 35.    Connector J5 36.    Connector J4 37.    P1 Air In Quick-Disconnect Coupler 38.    Connector J16 KEY TO FIGURE 1-30. 1.    S1 Fuel Switch Quick-Disconnect Coupler 2.    Fuel Pressure Gage Switch S1 2A. S2 Engine Low Oil Pressure Gage Switch 3.    S3 Air Switch Quick-Disconnect Coupler 4.    Air Pressure Gage Switch S3 5.    M1 H20 Quick-Disconnect Coupler 6.    Pressure Transmitter MT1 7.    M2 H20 Quick-Disconnect Coupler 8.    Pressure Transmitter MT2 9.    M3 Air Quick-Disconnect Coupler 10. Pressure Transmitter MT3 11. M4 Air Quick-Disconnect Coupler 12. Pressure Transmitter MT4 13. M5 Oil Quick-Disconnect Coupler 14. Pressure Gage Transmitter MT5 15. M6 Oil Quick-Disconnect Coupler 16. Pressure Gage Transmitter MT6 17. M7 Oil Quick-Disconnect Coupler 18. Pressure Transmitter MT7 19. M8 Oil Quick-Disconnect Coupler 20. Pressure Gage Transmitter MT8 21. M9 Oil Quick-Disconnect Coupler 22. Pressure Gage Transmitter MT9 23. M10 Oil Quick-Disconnect Coupler 24. Pressure Gage Transmitter MT10 25. M11 Fuel Quick-Disconnect Coupler 26. Pressure Gage Transmitter MT11 27. M12 Fuel Quick-Disconnect Coupler 28. Pressure Gage Transmitter MT12 29. M13 Fuel Quick-Disconnect Coupler 30. Pressure Gage Transmitter MT13 31. M14 Fuel Quick-Disconnect Coupler 32. Pressure Gage Transmitter MT14 33. P1 Air Out Quick-Disconnect Coupler 34. Solenoid Valve 35. Air Pressure Gage 36. Pressure Regulator 37. P1 Air In Quick-Disconnect Coupler 1-59