Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10

Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10_94

Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10_96

TM-5-6350-264-14P-10 Alarm Set Control Manual
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TM 5-6350-264-14&P-10 NAVELEX EE 181-AA-OMI-110/E121 C-9412 T.O. 31S9-2FSS9-1-10 Table 5-2. Troubleshooting Procedures - Continued Trouble Probable cause Corrective action 4. (Cont) g. (Cont) (2) To install new mode switch, use a soldering iron of 50 watts maxi- mum to connect wires to switch terminals. Slip mounting bracket and switch stop over switch shaft. Ensure that notch in mounting bracket fits over tab on switch body, and that the tang on switch stop engages notch in mounting bracket. Secure bracket and stop to switch with lock washer and small hex nut. Insert lock through hole in CU door, slip spacer over lock. Slip switch arm over switch shaft. En- sure that arm is aligned with tang on switch stop. Place large hex nut inside switch mounting brac- ket, and slip bracket over lock. Engage switch shaft in lock. Tighten nut to secure switch. (3) Turn on switch S1 on power supply. Depress TRANSMITTER RE- SYNC switch S2. Wait about 5 minutes for system to stabi- lize. During 5-minute stabili- zation period, check power sup- ply. Set multimeter to dc volts and connect negative lead to chassis (ground). Connect posi- tive lead to power supply, TB2-3. Meter should indicate 20 ± 1 vdc. Connect positive lead to TB2-5. Meter should indicate 5 ± 0.25 vdc. Connect lead to TB2-2. Meter should indicate 28 ± 2 vdc. Turn mode switch to TEST/RESET and then to SECURE. 5-77

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