TM 9-2350-256-20 CHAPTER 6: MAINTENANCE OF ELECTRICAL SYSTEMS AND CIRCUITS 6-73 REPLACE/REPAIR BULKHEAD TO ENGINE BRACKET AND REAR FUEL TANK TRANSMITTER WIRING HARNESS (DUAL VOLTAGE) (12322588) THIS TASK COVERS a.  Removal b.  Disassembly c.  Assembly d.  Installation INITIAL SET-UP Tools: Parts: Equipment Condition: Tool kit, general mechanic's Lockwashers (16) (Appendix G, Air inlet doors removed as (Appendix C, item 53) item 116) necessary (see paragraph 9-56) WARNING Be certain MASTER switch is OFF when working on electrical systems to avoid electrical shock and bums. Connector No. Electrical Lead To: Wire No. 1 Bulkhead 627, 510, 509, 324, 36, 31, 321, 33 2 Rear fuel tank transmitter 31 3 Main engine voltage regulator to engine disconnect wiring 478 harness (dual voltage) (11672415) 4 Main engine voltage regulator to engine disconnect wiring 1 harness (dual voltage) (11672415) 5 Bulkhead to main engine wiring harness and starter relay 1 wiring harness 6 Bulkhead to main engine wiring harness and starter relay 1 wiring harness 7 Batteries to master relay, voltage regulators, slave receptacle, K and engine disconnect wiring harness (dual voltage) (11672413) 8 Batteries to master relay, voltage regulators, slave receptacle, 14 and engine disconnect (dual voltage) wiring harness (11672413) 9 Engine disconnect ground lead assembly 510 10 Main engine disconnect 627,486, 54, 478, 1, 26, 509, 324, 321, 33, 36 11 Bulkhead to APU, master relay, and rigger's lights wiring 26 harness (dual voltage) (11672412) 12 Circuit breaker K 13 Bulkhead to main engine wiring harness and starter relay 486 wiring harness 14 Bulkhead to main engine wiring harness and starter relay 54 wiring harness 15 Bulkhead to main engine wiring harness and starter relay 14 wiring harness 6-186