TM 1–1520–238–T–3
Change 4
5–1
CHAPTER 5
AREA WEAPON SYSTEM (AWS) MULTIPLEX READ CODES
FAILURE SYMPTOM INDEX
Symptom
Refer to paragraph
PILOT/CPG ARM/SAFE SWITCH INDICATORS ARE NOT LIT . . . . . . . . . . . .
5–1
GUN INDICATOR ON CAUTION/WARNING PANELS LIGHT OR GUN FAIL
APPEARS ON HOD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–3
GUN TURRET CONTROL BOX NO–GO RH FAB . . . . . . . . . . . . . . . . . . . . . . . .
5–7
RNDS CNTR–MAG CONTROLLER NO–GO AFT OF LH FAB . . . . . . . . . . . . .
5–8
ROUNDS COUNT DISPLAYED OR HOD IS NOT CORRECT . . . . . . . . . . . . . .
5–8
TRAIN RATE SENSOR NO–GO GUN TURRET ASSY . . . . . . . . . . . . . . . . . . . .
5–9
GUN CONTROL BOX NO–GO RH FAB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–10
RNDS 0200 DOES NOT APPEAR ON HOD . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–11 (ACY), 5–11A (ACZ)
CPG CANNOT SELECT GUN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–12
CPG CANNOT SELECT SIGHT SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–13
CPG CANNOT CONTROL WEAPONS SYSTEM WITH IHADSS . . . . . . . . . . .
5–14
CPG CANNOT CONTROL WEAPONS SYSTEM WITH TADS . . . . . . . . . . . . .
5–14
CPG CANNOT CONTROL WEAPONS SYSTEM WITH PNVS . . . . . . . . . . . . .
5–14
FORWARD NOT DISPLAYED ON HOD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–14
AWS DOES NOT CYCLE (CPG ACTIONED) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–15
GUN TURRET DOES NOT UNSTOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–16
CPG WEAPON TRIGGER INOPERATIVE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–18
AWS DOES NOT CYCLE (CPG ORT ACTIONED) . . . . . . . . . . . . . . . . . . . . . . .
5–18
PILOT CANNOT SELECT GUN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–27
PILOT CANNOT SELECT SIGHT SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–28
PILOT CANNOT CONTROL WEAPONS SYSTEM WITH IHADSS . . . . . . . . . .
5–29
PILOT CANNOT CONTROL WEAPONS SYSTEM WITH TADS . . . . . . . . . . . .
5–29
PILOT CANNOT CONTROL WEAPONS SYSTEM WITH PNVS . . . . . . . . . . . .
5–29
AWS DOES NOT CYCLE (PILOT ACTIONED) . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–30
PILOT WEAPON TRIGGER INOPERATIVE . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–33
GUN TURRET DRIFTS IN ELEVATION OR AZIMUTH . . . . . . . . . . . . . . . . . . . .
5–38
GUN TURRET DOES NOT FOLLOW TADS TURRET IN AZIMUTH . . . . . . . .
5–38
GUN TURRET DOES NOT FOLLOW TADS TURRET IN ELEVATION . . . . . .
5–38
GUN BORESIGHT NO–GO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–47
GUN BORESIGHT NO–GO RAM CHECKSUM . . . . . . . . . . . . . . . . . . . . . . . . . .
5–47
