TM 1-6625-724-13&P0070 000070 00-15TASK 5 - BALANCE TAIL ROTORPROCEDURE 1: EQUIPMENT INSTALLATIONa. Remove AVA tail rotor balancing equipment from transport case. Check for possible damaged equipment andfrayed cables.b. Install DAU in canvas carrying case.c. Place DAU behind the pilot seat with the connectors faring up and secure DAU using canvas straps andD-rings.d. Remove hood assembly from one of the pilot's console lights. Remove the bulb. Plug AH-1S power cableadapter (29317100), figure 2, into lamp socket. Ensure that the lamp intensity is set to full intensity (clockwise).e. Connect grounding clip to a screw head or any non-painted metal surface, which will provide an adequate pathto aircraft ground.f. Connect power cable (29104700) to the AH-1S power cable adapter (29317100) and to the DAU receptaclemarked 28 Vdc.g. Place CADU in frontseat. Connect CADU to DAU cable (29325601) to CADU and to DAU receptacle markedCADU.PROCEDURE 2: ACCELEROMETER INSTALLATIONa. Install accelerometer (28110900) on accelerometer mounting bracket (29313000).b. Mount accelerometer mounting bracket on bottom screw of the 90-degree gearbox fairing, see figure 9. Ensurethat the accelerometer is on the opposite side from the tail rotor and is installed perpendicular to the tail rotordrive shaft (approximately 4:30 position).c. Connect accelerometer cable (29105606) to accelerometer.d. Wrap cable around tailskid using clamp fastener (209075178-1) and pass into cockpit. Connect accelerometercable to the DAU receptacle marked ACC4.Figure 9. Accelerometer Mounting Bracket
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