TM 55-1520-240-T
Change 24 16-2.2.1/(16-2.2.2 blank)
FAILURE SYMPTOM LIST (Continued)
HEAD UP DISPLAY SYSTEM (Continued)
SYMPTOM
TASK
CANNOT CYCLE THROUGH PILOTS MODE
SELECTION AT CCU OR PILOTS THRUSTER
GRIP HUD CONTROL SWITCH
16-4.25
CANNOT CYCLE THROUGH PILOTS DECLUTTER
AT CCU OR PILOTS THRUSTER GRIP HUD
CONTROL SWITCH
16-4.26
SYMPTOM
TASK
CANNOT CYCLE THROUGH COPILOTS MODE
SELECTION AT CCU OR COPILOTS THRUSTER
GRIP HUD CONTROL SWITCH
16-4.27
CANNOT CYCLE THROUGH COPILOTS DECLUTTER
AT CCU OR COPILOTS THRUSTER GRIP HUD
CONTROL SWITCH
16-4.28
SYMPTOM
TASK
NO OR IMPROPER ALTITUDE (MSL)
OR AIRSPEED DISPLAYED
16-4.29
NO OR IMPROPER TRIM (SLIDE BALL)
DISPLAYED
16-4-30
COUNTERMEASURES DISPENSER SYSTEM
SYMPTOM
TASK
DCDU CIRCUIT BREAKER WILL NOT STAY CLOSED
16-5.4
LANDING GEAR SWITCH STATUS LIGHT IS ON
16-5.5
LANDING GEAR SWITCH STATUS, READY TO FIRE,
OR LANDING GEAR BYPASS LIGHTS DO NOT LIGHT
DURING PRESS TO TEST
16-5.6
LANDING GEAR SWITCH STATUS LIGHT DOES NOT
COME ON
16-5.7
SYMPTOM
TASK
READY TO FIRE LIGHT DOES NOT COME ON
16-5.8
COUNTERMEASURES DISPENSER TEST SET DOES
NOT INDICATE A FIRED EXPENDABLE WHEN
COPILOTS FLARE DISP SWITCH IS PRESSED
16-5.9
COUNTERMEASURES DISPENSER TEST SET DOES
NOT INDICATE A FIRED EXPENDABLE WHEN
PILOTS FLARE DISP SWITCH IS PRESSED
16-5.10
SYMPTOM
TASK
COUNTERMEASURES DISPENSER TEST SET DOES
NOT INDICATE A FIRED EXPENDABLE WHEN ONE
CREW DISPENSE SWITCH IS PRESSED
16-5.11
DCDU DISPLAYS INCORRECT QUANTITY OF
EXPENDABLES
16-5.12
LANDING GEAR BYPASS SWITCH LIGHT DOES NOT
COME ON
16-5.13
GO TO NEXT PAGE