TM 5-6350-264-14&P-10NAVELEX EE 181-AA-OMI-110/E121 C-9412T.O. 31S9-2FSS9-1-10Table 5-2. Troubleshooting Procedures - ContinuedTroubleProbable causeCorrective action2. (Cont)d. (Cont)and switch stop. Note that modeswitch is a three deck switch. Tagwires and use a soldering iron of 50watts maximum to remove themfrom switch terminals.(2)To install new mode switch, use asoldering iron of 50 watts maximumto connect wires to switch terminals.Slip mounting bracket and switchstop over switch shaft. Ensure thatnotch in mounting bracket fits overtab on switch body, and that thetang on switch stop engages notchin the mounting bracket. Securebracket and stop to switch withlock washer and small hex nut. In-sert lock through hole in CU door;Slip switch arm over switch shaft.Ensure that arm is aligned with tangon switch stop. Place large hex nutinside switch mounting bracket; slipbracket over lock. Engage switchshaft in lock. Tighten nut to secureswitch.(3)Turn on switch S1 on power supply.Depress TRANSMITTER RESYNCswitch S2. Wait about 5 minutes forsystem to stabilize. Turn modeswitch to TEST/RESET and then toSECURE.j.If meter indicates 0 v at switch S3, terminal2-4, connect positive meter lead topower supply TB2-3.k.If meter indicates 0 v, check fuse F2.l.If F2 is good, replace power supply.(1) To remove power supply, pull maincircuit breaker to remove 120 vacfrom CU. Disconnect wires frombattery. As battery is heavy, liftand turn it to remove from bottomof CU enclosure. Tag and disconnect5-45
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