APPENDIX B: MAC TM 9-2350-256-20 Wiring harness Inspect 0.5 (USAREUR signal kit) Replace 1.0 (12322615-1 & Repair 0.5 12322615-2) Wiring harness Inspect 0.5 (USAREUR signal kit) Replace 1.0 (12322611) Repair 1.0 Wiring harness Inspect 0.5 (USAREUR signal kit) Replace 1.0 (12322612) Repair 0.5 Wiring harness Inspect 0.5 (USAREUR signal kit) Replace 1.0 (12322613) Repair 0.5 Discharger, smoke Test 0.5 grenade Repair 1.5 Replace 1.3 44 WELDING, METALIZING, METAL HEATING, AND PLATING EQUIPMENT 4415 Acetylene hose adapter Inspect 1.0 and related parts Replace 1.0 47 GAGES (NONELECTRICAL) 4701 Tachometer and Inspect 1.0 speedometer, Replace 1.5 mechanical 68 WARNING, SCANNING, AND SIGNALING DEVICES AND NAVIGATIONAL INSTRUMENTS 6810 Infrared power supply Inspect 0.5 and mount Replace 1.5 Repair    1.5 Overhaul    1.5 76 FIRE FIGHTING EQUIPMENT COMPONENTS 7639 Fire extinguisher Inspect 1.0 Replace 2.0 Repair 1.0 B-24 (5) Tools and Equipment Ref Code (3) Maintenance Function (6) Remarks Code (2) Component /Assembly (1) Group Number     C O F H D (4) Maintenance Level