Avionics B717 B737 B757 MD80 MD90 SMOKE ALARM TEST BOX Used to test the alarm and fault indications on the cockpit control panel. TAGS: 44 OEM PN:: TFC20-0004A TOMX PN:: N/A Related posts Fuel tank access tableAntenna Connector ProtectorsTERMOHIGROMETER LOGGERPISTOLA DE CALOR BOSCHSLING UNIVERSAL HANDLINGLock – Leading Edge Slat…Interior Panel GageLock Aleron Actuator B757Vapor Barrier Caps and Plugs…B717 LEADING EDGE COVER KIT