TM 1-1520-238-23 Change 3 B-101 (1) (6) (5) (4) (3) (2) MAINTENANCE LEVEL GROUP NUMBER REMARKS CODE TOOLS & EQUIP REF CODE DEPOT (D) AVIM (F) AVUM (O) MAINTENANCE FUNCTION COMPONENT/ASSEMBLY 07030601 COUPLING, CLAMP, REMOVE 0.4 27, 129, GROOVED INSTALL 0.4 154, 300, REPAIR 0.6 376, 435 07030602 COUPLING, CLAMP, REMOVE 0.4 27, 129, GROOVED INSTALL 0.4 154, 300, REPAIR 0.6 376, 435 070307 VALVE ASSEMBLY, AIR REMOVE 0.2 27, 154, START INSTALL 0.2 376, 426 070308 BRACKET ASSEMBLY, REMOVE 0.7 27, 129, E PRESSURE INSTALL 0.7 154, 376 REPAIR 1.5 070309 BRACKET ASSEMBLY, REMOVE 0.6 27, 129, E LOUVER INSTALL 0.6 154, 376 REPAIR 1.5 070310 SEAL ASSEMBLY REMOVE 0.4 27, 129, Y INSTALL 0.4 154, 376, REPAIR 0.7 447 070311 VALVE, LINEAR DIRECT INSPECT 0.1 27, 129, REMOVE 0.3 154, 376 INSTALL 0.3 OVERHAUL 3.2 070312 VALVE, REGULATING, INSPECT 0.1 27, 129, FLOW REMOVE 0.5 154, 376 INSTALL 0.5 OVERHAUL 4.0 07031301 TUBE ASSEMBLY, METAL REPAIR 2.3 376 R, AM 07031302 TUBE ASSEMBLY REPAIR 3.5 376 R, AM 07031303 TUBE ASSEMBLY REPAIR 2.8 376 R, AM 07031304 TUBE ASSEMBLY REPAIR 3.5 376 R, AM 07031305 TUBE ASSEMBLY REPAIR 3.5 376 R, AM 07031306 TUBE ASSEMBLY REPAIR 1.3 376 R, AM