TB 43-0123
AH-1( ) SCAS
RAA
1. Brief Description: The Stability and Control Augmen-Type No
AVUM
AVIM
tation System is used on the AH-1( ) helicopter to maintain
TK-100/G
X
a highly damped airframe while maintaining a high quality
TK-1011G
X
control response characteristic for pilot inputs. Power input
TK-105/G
X
requirements are 27.5 volts DC at 4.5 amps and 115 volts
TS-1936D/U
X
AC single-phase at 35 volt amps. Major electronics
components of the SCAS follows:
NOTE
The above tools and test equipment are applicable only
AH-IS
to the SCAS system installed in the AH-IS (Modified).
570-074-010-11 ......... Sensor Amplifier
The SCAS components installed in the AH-1F (Modern-
570-074-060-11 ......... Control Panel
ized) reparable only at depot level, not in the field.
570-074-131-3 ........... Pylon Compensator
AH-1 F
3. Applicable Publications:
209-074-070-3 ........... Control Panel
TM 11-1520-2 36-23
209-074-080-103 ...... Sensor Amplifier
TM 11-1520-236-23P
209-074-092-1 ........... Armament
Compensator
570-074-315-3 Rate Gyro Sensor
2. Applicable Tools and Test Equipment: See
Type No. AVUM
AVIM
AN/ASM-338
X
ANI/URM-105C X
AN/URM-127
X
AN/USM-223
X
AN/USM-281C
X
II-D-1
