ion Computer 2 $25,209 Inertial Products ISDU CG1136AC20 Inertial Sensor Display 1 $8,873 MSU CG1227AC01 Mode Select Unit 1 $6,283 IRU HG1075AE03 Inertial Reference Unit 3 $30,905 Weather Radar & Radio Altimeter RT-300 7001840-922 Radio Altimeter Receiver Transmitter 2 $9,073 WC-874 7006921.415 P-870 Weather Radar

struments during our flight last night, and seamed to work for 20min, then during decent, we experienced the Dutch roll again. Our GIl has One IRU (Inertial Reference Unit) Laser nav, and two original gyro systems installed,. (Our Boeing has Triple IRU's like the GIV and GV have),. In a message dated 11/27/2012 1:34:3