TM 55-1520-240-T
16-2.2 Change 24
FLARE DISPENSER SYSTEM
SYMPTOM
TASK
CHAFF CIRCUIT BREAKER WILL NOT STAY CLOSED
16-2.4
LANDING GEAR SWITCH STATUS LIGHT IS ON
16-2.5
LDG GR SW STATUS READY TO FIRE, OR LDG GR
SW BYPASS LIGHTS DO NOT COME ON WHEN
PRESSED
16-2.6
WHEN DISP CONT PANEL ARM SAFE SWITCH
LDG GR SW STATUS LIGHT DOES NOT COME ON
16-2.7
SYMPTOM
TASK
READY TO FIRE LIGHT DOES NOT COME ON
16-2.8
LDG GR SW STATUS AND READY TO FIRE AND LDG
GR SW BYPASS LIGHTS DO NOT COME ON
16-2.10
FLARE COUNTER SEQUENCES FROM 30 TO 00
SET TO ARM
16-2.11
AND RELEASED
16-2.14
ARM LIGHT DOES NOT COME ON WHEN ARM SAFE
SWITCH SET TO ARM
16-2.12
SYMPTOM
TASK
FLARE COUNTER OR TEST SET LIGHTS DO NOT
CHANGE WHEN PILOT OR COPILOT FLARE DISP
SWITCH PRESSED AND RELEASED
16-2.13
FLARE COUNTER OR TEST SET LIGHTS DO NOT
CHANGE WHEN A CABIN FIRING SWITCH PRESSED
FLARE COUNTER DOES NOT INDICATE 00 WHEN
RIPPLE FIRE SWITCH IS HELD UP
16-2.15
EAPS SYSTEM
SYMPTOM
TASK
EAPS 1 FAN. FAN CONT OR BYPASS DOORS CIRCUIT
BREAKER WILL NOT STAY CLOSED
16-3.5
EAPS 2 FAN. FAN CONT OR BYPASS DOORS CIRCUIT
BREAKER WILL NOT STAY CLOSED
16-3.6
NO. 1 OR NO. 2 ENG EAPS BYPASS DOORS OPEN LIGHT
DOES NOT COME ON WHEN PRESSED
16-3.7
115 VAC IS NOT PRESENT WITH EAPS ENG 1 FAN SWITCH
SET TO ON
16-3.8
28 VDC IS NOT PRESENT ON RECEPTACLE 151J1 PIN U
WITH EAPS ENG 1 DOORS SWITCH AT OPEN
16-3.9
SYMPTOM
TASK
GROUND IS NOT PRESENT ON RECEPTACLE 151J1 PIN a
WITH EAPS ENG 1 DOORS SWITCH AT OPEN
16-3.10
28VDC IS NOT PRESENT ON RECEPTACLE 151J1 PIN a
WITH EAPS ENG 1 DOORS SWITCH AT CLOSE
16-3.11
GROUND IS NOT PRESENT ON RECEPTACLE 151J1 PIN U
WITH EAPS ENG 1 DOORS SWITCH AT CLOSE
16-3.12
EAPS 1 FAIL CAPSULE DOES NOT COME ON
16-3.13
115 VAC IS NOT PRESENT WITH EAPS ENG 2 FAN SWITCH
SET TO ON
16-3.14
SYMPTOM
TASK
28 VDC IS NOT PRESENT ON RECEPTACLE 151J2 PIN U
WITH EAPS ENG 2 DOORS SWITCH AT OPEN
16-3.15
GROUND IS NOT PRESENT ON RECEPTACLE 151J2 PIN a
WITH EAPS ENG 2 DOORS SWITCH AT OPEN
16-3.16
28 VDC IS NOT PRESENT ON RECEPTACLE 151J2 PIN a
WITH EAPS ENG 2 DOORS SWITCH AT CLOSE
16-3.17
GROUND IS NOT PRESENT ON RECEPTACLE 151J2 PIN U
WITH EAPS ENG 2 DOORS SWITCH AT CLOSE
16-3.18
EAPS 2 FAIL CAPSULE DOES NOT COME ON
16-3.19
HEAD UP DISPLAY SYSTEM
SYMPTOM
TASK
CCU PANEL WILL NOT ILLUMINATE
16-4.4
FAIL LAMP ON CCU IS ON
16-4.5
ON AND/OR FAIL LAMPS WILL NOT ILLUMINATE
16-4.6
PILOTS AND/OR COPILOTS DISPLAY HAS
NO DISPLAY
16-4.7
PILOTS AND/OR COPILOTS DISPLAY REMAINS
AT MAXIMUM INTENSITY
16-4.8
PDU AND CPDU TEST DISPLAY INDICATES
INCORRECT TYPE AIRCRAFT
16-4.9
SYMBOL DOES NOT STOP BLINKING
16-4.10
PILOT CANNOT SELECT DECLUTTER ON CCU
16-4.11
SYMPTOM
TASK
COPILOT CANNOT SELECT DECLUTTER ON CCU
16-4.12
CANNOT CYCLE THROUGH MODES AT
PILOTS THRUSTER GRIP
16-4.13
CANNOT CYCLE THROUGH DECLUTTER AT
PILOTS THRUSTER GRIP
16-4.14
PILOTS BRT CONTROL ON THRUSTER DOES
NOT VARY DISPLAY INTENSITY
16-4.15
PILOTS DIM CONTROL ON THRUSTER DOES
NOT VARY DISPLAY INTENSITY
16-4.16
CANNOT CYCLE THROUGH MODES AT
COPILOTS THRUSTER GRIP
16-4.17
SYMPTOM
TASK
CANNOT CYCLE THROUGH CLUTTER AT
COPILOTS THRUSTER GRIP
16-4.18
COPILOTS BRT CONTROL ON THRUSTER DOES
NOT VARY DISPLAY INTENSITY
16-4.19
COPILOTS DIM CONTROL ON THRUSTER DOES NOT
VARY DISPLAY INTENSITY
16-4.20
CANNOT VARY PILOTS DISPLAY LEFT/RIGHT
16-4.21
CANNOT VARY PILOTS DISPLAY UP/DOWN
16-4.22
CANNOT VARY COPILOTS DISPLAY LEFT/RIGHT
16-4.23
CANNOT VARY COPILOTS DISPLAY UP/DOWN
16-4.24
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