TM  10-3930-638-24&P Subject, Para ALPHABETICAL   INDEX   (cont) Subject, Para C (cont) Cylinder Head and Valves: maintenance,  4-2b valve seat refacing, 4-2b D Data: equipment, 1-13 instruction  and  warranty  plates,  1-12 tabulated, 1-11 Declutch  Pedal,  Brake  Pedal  and:  maintenance,  2-43e Declutch Valve: maintenance, 2-43d Destruction  of  Army  Material  to  Prevent  Enemy  Use,  1-3 Differential  Carrier  Assemblies,  Axles  and: front axle: removal, 3-20c principles of operation, 1-21 rear  axle:  removal,  3-20d repair: 4-5a Differential  Case  and  Gear  Assembly:  maintenance,  4-5b Diodes,  Warning  Lights  and:  maintenance,  2-28e Dipstick Tube Assembly; Transmission: maintenance, 2-38d Disconnect, Axle: principles of operation, 1-20 Disconnect Lever, Axle – see Axle Disconnect Lever Direct  Support  Maintenance  Chapter  Index,  4-1 Drive Shaft Assemblies: center: maintenance,  2-39b principles of operation, front: maintenance,  2-39a principles of operation, rear: maintenance,  2-39c principles of operation, troubleshooting, 2-37 Drive Shaft Support Bearings Assemblies,  front 1-20 1-20 1-20 ^—see Drive Shaft Drive, Tachometer: maintenance, 3-5f E Electrical  System: principles of operation, 1-19 troubleshooting symptom index – see Troubleshooting Symptom  Index Electric  Fuel  Pump: maintenance,  2-15b testing,  2-15b troubleshooting, 2-10 E  (cont) Engine: direct support: maintenance,  3-5 troubleshooting, 3-3 tune-up,  3-5a general  support:  maintenance,  4-2 organizational  maintenance: maintenance,  2-14 troubleshooting, 2-9 principles of operation, 1-15 Engine Crankcase – see Crankcase, Engine Engine Mount: maintenance, 3-5b Engine Oil Pressure Indicator – see Oil Pressure Indicator,  Engine Engine Oil Pressure Switch and Sending Unit – see Oil Pressure Switch and Sending Unit, Engine Engine  Switches  –  see  Start  Switch  and  Ignition  Switch Engine  Temperature  Switch: maintenance,  2-31c(1) testing,  2-31c(1) Engine/Transmission: power pack: maintenance, 3-5c separation of, 3-5d temperature  switches,  2-31c Equipment: data,  1-13 data,  instruction  and  warranty  plates,  1-12 tabulated data, 1-11 Equipment, New: cleaning,  2-3b driving, 2-5a handling,  2-2 initial check-out and adjustment, 24 inspection, 2-4a lubrication, 2-3c movement to new site, 2-5 removal of protective compounds, 2-3a service check, 2-4b servicing, 2-3 towing, 2-5b unloading  instructions,  2-2a unpacking,  2-2b Exhaust  Manifold:  maintenance,  2-  14e Exhaust  Pipe: maintenance,  2-16 principles of operation, 1-17 Exhaust  Pipe  and  Spark  Arresting  Muffler  – see Muffler, Spark Arresting and Exhaust Pipe Index 3