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

Troubleshooting Procedures - Continued - TM-5-6350-264-14P-10_138

Section IV. REMOVAL AND REPLACEMENT OF MAJOR COMPONENTS AND ASSEMBLIES - TM-5-6350-264-14P-10_140

TM-5-6350-264-14P-10 Alarm Set Control Manual
Page Navigation
129

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 10. (Cont) b. (Cont) d. If meter indicates 28 +2 vdc, replace battery. (1) To remove battery, turn off switch S1 on power supply. Discon- nect wires from battery termi- nals. As battery is heavy, care- fully lift and turn to remove it from bottom of enclosure. (2) To install new battery, position it outside CU enclosure. Care- fully insert battery end first; turn and lower it into bottom of CU enclosure. Connect wires to battery terminals. Turn on switch S1 on power supply. Connect meter leads to battery terminals. Meter should indicate 28 + 2 vdc. Depress TRANSMITTER RE- SYNC switch S2. Wait about 5 minutes for system to sta- bilize. During 5-minute stabili- zation period, check power sup- ply. Set multimeter to dc volts and connect negative lead to chassis (ground). Connect pos- itive 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. 5-121

Privacy Statement
Press Release
Contact