TM 1-1520-238-23 Change 3 B-17 (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 020352 DOOR, ACCESS INSPECT 0.1 377 SERVICE 1.4 REMOVE 0.6 INSTALL 0.6 REPAIR 0.8 020353 PANEL INSPECT 0.1 376 REMOVE 0.5 INSTALL 0.5 REPAIR 0.5 020354 PANEL ASSEMBLY INSPECT 0.1 376 REMOVE 0.5 INSTALL 0.5 REPAIR 0.5 020355 WALKWAY INSTALLATION, INSPECT 0.1 376 M RH REPAIR 0.4 020356 SEAL ASSEMBLY, INSPECT 0.1 376 WALKWAY REMOVE 0.2 INSTALL 0.2 REPAIR 0.6 020357 DOOR, ACCESS INSPECT 0.1 377 SERVICE 1.3 REMOVE 0.6 INSTALL 0.6 REPAIR 0.8 020358 PANEL INSPECT 0.2 376 REMOVE 0.2 INSTALL 0.2 REPAIR 0.5 020359 PANEL ASSEMBLY INSPECT 0.2 376 REMOVE 0.2 INSTALL 0.2 REPAIR 0.5 020360 INTERFACE INSTALLATION REPAIR 1.3 376