TM 1-1520-238-23 B-108 Change 3 (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 080504 CIRCUIT CARD TEST 0.3 27, 31, AN ASSEMBLY REMOVE 0.3 35,154, INSTALL 0.3 262, 346, REPAIR 0.7 378 080505 PANEL FRONT, SUB REMOVE 0.3 27, 31, ASSEMBLY INSTALL 0.3 129, 154, 346  378 REPAIR 0.2 , , 437 0806 INDICATOR, EXHAUST TEST 0.4 0.3 0.3 378 TEMPERATURE REMOVE 0.3 INSTALL 0.3 REPAIR 0.3 0.3 080601 DIGITAL DRIVER DISPLAY TEST 0.3 27, 31, REMOVE 0.3 35,154, INSTALL 0.3 262, 346, REPAIR 0.6 378 080602 CIRCUIT CARD REMOVE 0.3 27, 31, AN ASSEMBLY INSTALL 0.3 35,154, 262  346 REPAIR 0.6 , , 378 080603 SUB ASSEMBLY ANLG DISPLAY REPAIR 0.8 378 080604 CIRCUIT CARD TEST 0.3 0.3 27, 31, AN ASSEMBLY REMOVE 0.3 35,154, INSTALL 0.3 262, 346, REPAIR 0.3 0.7 378 080605 PANEL, FRONT, SUB ASSEMBLY REPAIR 0.2 378 080606 CASE ASSEMBLY, INDICATOR REPAIR 0.3 378 0807 INDICATOR, DIGITAL TEST 0.4 0.3 0.3 378 DISPLAY REMOVE 0.3 INSTALL 0.3 REPAIR 0.4 0.3