TM 10-6640-238-13 B-4 SECTION II.  MAINTENANCE ALLOCATION CHART FOR MODULAR BASE LAB (4) Maintenance Level Unit Direct Support General Support Depot (1) Group Number (2) Component Assembly (3) Maintenance Function C O F H D (5) Tools and Equipment Ref Code (6) Remarks Code 00 Petroleum Laboratory Semi- Trailer Mounted, Inspect Remove/Install Repair .1 .3 01 Semi-Trailer Assembly Inspect Remove/Install Repair 1, 2, 3 A 01 Flashlight, Fire Extinguisher, First Aid Kit, and Burn Kit Inspect Remove/Install .1 .4 1, 2, 3 01 Gas Cylinder and Propane Storage Locker Vents Inspect Remove/Install .1 .3 2, 3 01 Emergency Light Ballast Box Inspect Remove/Install .1 .5 1 01 Main Power Panel Components Inspect Remove/Install .1 1.0 1, 2 01 Power Panel No. 2 Components Inspect Remove/Install .1 .5 1, 2 01 Explosion Proof Distribution Box A3 Components Inspect Remove/Install .1 1.0 1 01 GFI Indicating Switches Inspect Remove/Install .1 .4 1 01 Motor Controller Inspect Remove/Install .1 .3 1 01 Wall Switch Inspect Remove/Install .1 .3 1 01 Receptacles Inspect Remove/Install .1 .2 1 01 Blackout Microswitch Inspect Remove/Install Adjust .1 .5 .1 1