TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 4-124. NBC CONTROL PANEL REPLACEMENT (Cont’d) NOTE Leads 785 and 786 have two way jumpers connecting fuses for heaters 1 & 2 and 3 & 4 respectively. 17. Remove leads 785 (3) and 785A (9) from NBC fuse block (5) for heater fuse #1. 18. Remove lead 785B (8) from NBC fuse block (5) for heater fuse #2. 19. Remove leads 786 (4) and 786A (7) from NBC fuse bock (5) for heater fuse #3. 20. Remove lead 786B (6) from NBC fuse block (5) for heater fuse #4. 21. Remove leads 787 (1) and 787A (2) from NBC fuse block (5) for heater fuse #5. 4-302