J.E.T. Products

Butler Avionics is the “go-to” facility for legacy Learjet autopilot troubleshooting, overhaul and repair.
For Technical Support, please contact service@butleravionics.com.

JET Sole Source Compatibilities

Rate Gyro 501-1033-02 RG-227B
Rate Gyro 501-1033-03 RG-227C
Computer Amplifier 501-1108-XX CA-200( )
Vertical Gyro 501-1114-01 VG-206A
Vertical Gyro 501-1114-02 VG-206E/L
Directisyn 501-1162-01 DN-104( )
Directisyn 501-1162-02 DN-104( )
Directisyn 501-1162-03 DN-104( )
Rate Gyro 501-1169-01 RG-227D
Rate Gyro 501-1169-02 RG-227E
NWS Computer 501-1211-01 CA-400A
NWS Computer 501-1211-03 CA-400C
NWS Computer 501-1211-04 CA-400D
NWS Computer 501-1211-05 CA-400E
NWS Computer 501-1211-06 CA-400F
NWS Computer 501-1211-07 CA-400G
NWS Servo 501-1212-01 SA-400A
Servo Actuator (Roll) 501-1263-02 SA-501B
Servo Actuator (Roll) 501-1263-03 SA-501C
Servo – Yaw 501-1264-02 SA-503B
Vertical Accelerometer 501-1287-02 AV-500B
Altitude Pre-Select 501-1288-02 PC-500B
Altitude Pre-Select 501-1288-03 PC-500C
Computer Amplifier 4-2020 FC-110
Directisyn 5-2000 DN-101( )
Computer Box 501-1008-01 CA-261A
Flight Controller 501-1037-XX AC-111( )
Servo Actuator (R,Y) 501-1067-01 SA-142A
Servo Actuator (P) 501-1067-02 SA-142B
A/P Controller 501-1107-01 AC-200A
Computer Amplifier 501-1108-XX CA-200( )
Yaw Damper 501-1111-02 YD-202B
Yaw Damper 501-1111-03 YD-202B/G
Yaw Damper 501-1111-05 YD-202C/G
Servo Actuator (R,P) 501-1112-01 SA-200A
Servo Actuator (R,P) 501-1112-02 SA-200B
Servo Actuator (Y) 501-1112-03 SA-200C
Servo Actuator (P) 501-1112-05 SA-200( )
Servo Actuator (P,R) 501-1112-06 SA-200F
Servo Actuator (Y) 501-1112-07 SA-200G
Servo Amplifier 501-1115-01 AM-101
Interface Adapter 501-1156-01 IA-201A
Interface Adapter 501-1156-02 IA-201B
Indicator 501-1251-01 RAI-302
Indicator 501-1251-02 RAI-302
Flight Controller 501-1254-XX AC-111( )
Parallel Box 501-1262-01 PB-1002A
Autopilot Controller 501-1272-XX AC-500( )
Yaw Damper Computer 501-1298-02 YD-502B/B
Yaw Damper Computer 501-1298-03 YD-502B/G
Yaw Damper Computer 501-1298-04 YD-502C
Computer Amplifier 501-1324-XX CA-500( )
Parallel Box 501-1326-01 PB-1003A
Autopilot Controller 501-1337-XX AC-530( )
Computer Amplifier 501-1356-XX CA-530( )
Yaw Damper 501-1357-01 YD-530A/B
Yaw Damper 501-1357-02 YD-530A/G
Autopilot Controller 501-1404-01 AC-535
Mode Selector 501-1405-01 MS-535
Interface Adapter 501-1406-01 IA-535
Yaw Damper 501-1497-01 YD-585A
A/P Controller 501-1498-01 AC-585A
Yaw Comp Controller 501-1522-01 YD-585B
A/P Controller 501-1523-01 AC-585B
A/P Controller 501-1523-02 AC-585C
Yaw Damper 501-1552-01 YD-531A
Computer Amplifier 501-1553-XX CA-530( )
A/P Controller 501-1574-01 AC-531
Yaw Comp Controller 501-1579-01 YD-85A
Fuel Flow PC Board 542-1158-01 PC Board
Fuel Flow PC Board 542-1158-02 PC Board
Fuel Flow PCB (Metric) 542-1158-03 PC Board

J.E.T. Parts

FACILITY LOCATION
IXD
Butler Avionics
One Aero Plaza
New Century, KS 66031
dhayden@butleravionics.com