TM 9-2350-277-20-6INSTALL/REMOVE CHEMICAL AGENT AUTOMATIC ALARM KIT (M113A3 ONLY) —Continued0918 004. Attach M42 Chemical Alarm Unit (5) to mounting bracket (1).NOTEAlarm cable is connected to alarm unit at one end, and to junction box at other end.5. Route alarm cable (1) over radio brackets (2) with one end at alarm unit (3) and other end at junction box (4) attachmentpoint.6. Connect one end of alarm cable (1) leads 509B (5) and 509C (6) to alarm unit (3) terminals (7).NOTEWhen removing terminal screws in junction box, to connect new cable leads, keep existing leadsattached to correct terminals.7. Insert other end of alarm cable (1) through grommet (8) into junction box (4) and connect to terminal board (9) asfollows:a. Lead 509B (5) to terminal (10). Lead 509C (6) to terminal (11).8. Insert power cable (12) leads through grommet (8) into junction box (4) and connect as follows:a. Lead 6B POS (13) to terminal (14) on circuit breaker (15). Lead 7B NEG (16) to terminal (17) on terminalboard (9).9. Install junction box (4) on carrier hull with two screws (18) and washers (19).10. Connect wiring harness (20) plug (21) to jack on bottom of junction box (4).0918 00-2
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
