TM 1-1520-238-23 B-106 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 0803 INDICATOR, DIGITAL TEST 0.3 0.3 0.3 378 DISPLAY REMOVE 0.3 INSTALL 0.3 REPAIR 0.2 0.3 080301 CASE ASSEMBLY, INDICATOR REPAIR 0.3 27, 31, 129, 154, 346, 378, 437 080302 CARD, ANALOG DISPLAY TEST 0.3 27, 31, REMOVE 0.3 35,154, INSTALL 0.3 262, 346, REPAIR 0.2 0.6 378 080303 PRINTED CIRCUIT BOARD TEST 0.3 27, 31, AN REMOVE 0.3 35,154, INSTALL 0.3 262, 346, REPAIR 0.3 378 080304 CIRCUIT CARD REMOVE 0.3 27, 31, AN ASSEMBLY INSTALL 0.3 35,154, 262  346 REPAIR 0.5 , , 378 080305 PANEL FRONT, SUB REMOVE 0.3 378 ASSEMBLY INSTALL 0.3 REPAIR 0.2 0804 INDICATOR, PRESSURE TEST 0.3 0.3 378 REMOVE 0.3 INSTALL 0.3 REPAIR 0.3 0.3 080401 CASE, LAMP TEST 0.3 27, 31, 129, 154, REPAIR 0.3 346, 378, 437 08040101 INDICATOR, PRESSURE INSPECT 0.3 378 TEST 0.3 REPAIR 1.7