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DCDU DISPLAYS INCORRECT QUANTITY OF EXPENDABLES
LANDING GEAR BYPASS SWITCH LIGHT DOES NOT COME ON

TM-55-1520-240-T-3 CH-47D Heilcopter Manual
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TM 55-1520-240-23-T 16-224    Change 24 16-5.12  DCDU DISPLAYS INCORRECT QUANTITY OF EXPENDABLES (Continued) 16-5.12 DOES DCDU INVENTORY DISPLAY ZERO FOR PAYLOAD MODULE CONTAINING EXPENDABLES? YES NO YES ISOLATE FAULTY WIRING/CONNECTORS BETWEEN DISPENSER ASSEMBLY AND SEQUENCER. NO YES ISOLATE FAULTY WIRING/CONNECTORS BETWEEN DISPENSER AND SEQUENCER. NO REMOVE PAYLOAD MODULE; REMOVE BREECHPLATE AND CHECK MAGAZINE ADDRESS.  ARE   ENCODING PINS INSTALLED IN CORRECT POSITIONS PER MDF? IS DISPLAYED INVENTORY COUNT INCORRECT BY ONE, TWO, OR THREE? TORQUE BOLTS TO 40+5/-0 IN. LBS.  DOES DCDU DISPLAY CORRECT INVENTORY? ENSURE PAYLOAD MODULE IS PROPERLY INSTALLED IN DISPENSER ASSEMBLY.  ARE RETAINING BOLTS TORQUED TO 40+5/-0 IN.LBS. MOVE ENCODING PINS TO CORRECT LOCATIONS.  DOES DCDU DISPLAY CORRECT INVENTORY? FAULT CORRECTED. REMOVE PAYLOAD MODULE.  ARE GROUND SPRINGS ON DISPENSER BROKEN? REMOVE AND REPLACE DISPENSER. DOES DCDU DISPLAY CORRECT INVENTORY? YES NO YES NO NO YES FAULT CORRECTED. FAULT CORRECTED. YES NO YES END OF TASK







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