TM 1-1520-238-T-7 10–104 Change 7 10–18. FUEL CROSSFEED/BOOST SYSTEM – WIRING INTERCONNECT DIAGRAM (cont) 10–18 CLOSED (NOTE 4) (NOTE 5) P/O CPG FIRE EXTINGUISHER PANEL (GLARESHIELD) 28 VDC IN B6 B14 28 VDC IN OUT 28 VDC B19 28 VDC OUT A15 A17 B5 (NOTE 3) ACTUATOR SWITCH ENG 1 FUEL VALVE B18 A14 B17 P475 (NOTE 6) P/O PILOT FIRE EXTINGUISHER PANEL 28 VDC OUT 28 VDC OUT A327 B14 J475 28 VDC OUT 28 VDC OUT B8 B5 P1 XK2-5/6-(D2) RELAY PANEL P/O ENGINE START MODE P978 J2 P977 J1 1 M70-002-2C SHEET 2 OF 6 1 FWD TK 6 NORM AFT TK 5 1 3 4 2 B16 A131 S1 (NOTE 2) TK SEL SWITCH 1 2 3 S6 (NOTE 3) ACTUATOR SWITCH ENG 2 FUEL VALVE HC OFF 8 7 6 5 3 1 2 S2 B17 BOOST PUMP SWITCH 3 2 1 28 VDC IN J1039 S2-C S3-C S3-C A322 S2-C S5 P/O PILOT FUEL PANEL 28 VDC IN_B6 B15 XK1-5/6-(D2) B6 28 VDC IN A330 P174 J1 (ENG 1 START RELAY) (ENG 2 START RELAY) (NOTE 13) W612 W119 W612 ENG 1 ENG 2 ENG 1 ENG 2 (NOTE 14) (NOTE 14) 4 OPEN ON CLOSED OPEN H(3) J(3) K(3) L(3) M(3) N(3) D(1) E(1) F(1) B(1) G(1) AW(5) AX(5) AY(5) A16 A13 A18 BB(3) BC(3) BD(3) ABD ADB ADB ADB