TM 10-6640-239-13 B-8 SECTION II.  MAINTENANCE ALLOCATION CHART FOR MODULAR BASE LAB – Continued (1) (2) (3) (4) Maintenance Level (5) (6) Unit Direct Support General Support Depot Tools and Equipment Ref Code Remarks Code Group Number Component Assembly Maintenance Function C O F H D 21 Gas Cylinder Rack Inspect Remove/Install .1 1.5 1 23 Jerry Jug Shelf Inspect Remove/Install .1 .3 1 23 Drying Rack Inspect Remove/Install .1 .2 1 23 Water Purifier Inspect Remove/Install .1 .2 1 A 24 Thermometer Case Inspect Remove/Install .1 .3 1, 2, 3 25 Tray Rack Inspect Remove/Install .1 .6 1, 2, 3 26 Refrigerating Circulator Inspect Remove/Install Calibrate .1 .7 1.0 1, 2, 3 A 27 Oil Thief Rack Inspect Remove/Install .1 .2 1, 2, 3 28 Fuel Sampling and Tool Kit Inspect Remove/Install Calibrate .1 .6 1.0 1, 2, 3 A 29 Titrator Inspect Remove/Install .1 .2 1, 2, 3 A 30 Gas Alarm Kit, Sampling Kit and Centrifuge Inspect Remove/Install Calibrate .1 .8 1.0 1, 2, 3 A 31 Analytical Balance Inspect Remove/Install Calibrate .1 .4 1.0 1 A 32 Penetrometer Inspect Remove/Install .1 .6 1, 2, 3 A 33 Copper Strip Corrosion Bath and Brackets Inspect Remove/Install .1 .3 1, 2, 3 A 34 Kinematic Viscosity Bath Inspect Remove/Install .1 .3 1 A 35 Grease Working Machine Inspect Remove/Install .1 .2 1 A 36 Distillation Test Apparatus Inspect Remove/Install Calibrate .1 .3 2.0 1 A