The tunnel adapter (fig. 3-9.

5, AND 6) FUEL FUEL SERVICING RECEPTACLES (APU SYSTEMS APU SYSTEM 2 FUEL TANK CONTROLLERS өз DRAINS AVIONICS BAYS (4, 5, AND 6) FUEL FUEL SERVICING RECEPTACLES (APU SYSTEMS APU SYSTEM 2 MAIN PROPULSION (See section 2.) At tank.