Airframe & Powerplant CRJ700 CRJ900 GENERATOR – PCU DIFFERENTIAL PRESSURE Used to generate delta pressure in the aileron and elevator power control units. TAGS: 27 OEM PN:: G670271401-1 TOMX PN:: N/A Related posts Fuel tank access tableTERMOHIGROMETER LOGGERHINGE DOOR ALIGNMENT TOOLCF34-10E ENGINE STAND ADAPTER KITPISTOLA DE CALOR BOSCHInterior Panel GageLock Aleron Actuator B757Seat Spring Wrench CRJ900L1 DOOR – DOLLYSLIDE SAFETY SIGN