Paragraphs- A -Adjustable-end wrench,10a,48aAdjustment of fire,25,26cAfter firing,30,55,56After six missions,56Aging of fuel,35jAiming,25,26c,34Air compressor,32a,32b,39aAlcohol,35aAngles of tanks when firing,24bAnti-seize compoundsource of,48buse of,58b,70c,73cAssistants,4f,15Atomizer holecleaning,52idescription,75a- B -Barreladjustment,52e,75dcleaning,55d,55idamage to,62,75edescription,75amaintenance,62,75eBarrel and valve-body assembly,75Bleeders,32cBurning time of fuels,34Bursts,4b,9b,25c,28,29Bushing, pipe, 3/4 inch by 1/2 inch,8,10b,48b- C -Cap, diaphragm,75Capacity, fuel,9e,68aCarrieradjustment,19,56e,60,71description,5a,71ainstallation,71cmaintenance,71epreventive maintenance,51,55hremoval,71bCarrier frame,71Carrier pack,71Carrying the flame thrower,19,20,55b,56e,60,71Catalog,48bCharging of pressure tank,4g,32,33,61c,66aCheck valvedescription,66ainstallation,66boperation,31,32,53dremoval,66breplacement,66eCleaninggun,49a,55,56f,58c,74d,75e,76dtank group,55,58c,68c,71eCold weather,34-36,44,49,64Compound, anti-seizesource of,48buse of,58b,70c,73cCompound, pipe thread (anti-seize),48b,58b,70c,73cCompressed aircharging apparatus,32,33,46,48bleaks,56b,61crelease of,66bvolume required,9g,32cCompressor, air,32a,32bControls,14,21,26,61,74,76Corddescription,71ainstallation,71creplacement,48b,60,71etightening,51h,60,71dCotter pins,71Coupling plug,10f,17,39c,48b,70Coupling washer,10b,48b,58f,70,73dCoverplate,76Cubage,9dCrankcase drainings,36Cylindersdestruction,46number required,9g,32buse of, in charging,32,33use of, in filling,39- D -Dampnesseffect on fuel,35eeffect on ignition cylinder,31,41effect on thickener,35eeffect on weapon,41,51g,71e,77bDeflector tube,12j,69,77aDescription of flame thrower,5,65-76Destructionaccessories,46b,dflame thrower,46afuel,46cignition cylinders,30a,46fthickener,46eDiaphragm,75Diaphragm cap,75Diaphragm support,75Diaphragm, valve, assembly,10b,48b,56e,58a,74,75Diaphragm washer,75Diesel oil,35,36,40Differences in models,7Diffusion-pipe assembly,67,68Dimensions,9dDischarge time,9bDome-type regulator,67dDrums,35-40Duration of fire,9b,34Dustblowing out,33jeffect on operation,42- E -E1 ignition cylinders,18a,31E3 portable flame thrower,7aEngineers’ wrenches,10a,48a- F -Filling fuel tanksby blowing,39by force pump,38by pouring,37service when filling,53Filling plug,37,39,49,51d,56b,69Filling with fuel,4g,34-40Fire precautions,15c,40,55Firers,4f,15Firing technique,26-30,54,56bFlexible shaft,valveadjustment,66ddescription,66ainstallation,66clubrication,49removal,66bFrame clamp,68a,71Fuelcapacity,9e,68acharacteristics,34destruction,46cleft in tanks,24bper 100 fillings,9gprecautions,35-40,41preparation,35,40ranges,22weight,9cFuel-filling hose,39Fuel-filling line,39,46bFuel hosedescription,70ainstallation,70c,73c,75length,9dmaintenance,40j,52,73dremoval,40j,70b,73b,75replacement,5b,48b,58,70,73stiffening of,21Fuel oils,35,36,40Fuel tanksangle when firing,24bcleaning,53a,53bdescription,5a,68afuel level,53b,68ainspection,53ainstallation,68bmaintenance,68cremoval,68bFuel valveadjustment,61acleaning,56f,61ddescription,5b,74a,75aeffects of dirt,42failure to close,62installation,61a,74c,75cleaks,56,58lubrication,49operation,14c,26b,61a,74a,75aremoval,74b,75btesting,56cFunnel,35-37- G -Gage, fuel-tank testing,48b,56b,67dGage, pressure testing,48b,53d,56b,67dGasoline, in fuels,34-40,43,44Gloves,21gGrease,49Grip safety,14c,49,56d,62,74Grip support,74Gunassembling,74-76carrying,25cleaning,55d,55i,56f,74d,75e,76ddescription,5b,14,72,74-76disassembling,74-76length,9dlubrication,49mounting board,10epreventive maintenance,50,52,54-56requisitioning,5bstorage,12gGun groupassembling,72-76connecting to tank group,17,70,73description,5b,14,72-76disassembly,72-76lubrication,49maintenance,72-76preventive maintenance,50,52,54-56storage,12gweight,9c- H -Heat, effect on fuel,34-36,40,43Hex wrenches,10a,48a,67d,76b,76cHose connector,68aHose,fueldescription,73ainstallation,70c,73c,75length,9dmaintenance,40j,73dremoval,40j,70c,73b,75replacement,5b,48b,58,70,73stiffening of,21- I -Identification,6Ignition action,14b,44,76aIgnition cylindersaction,14b,31,76adescription,31,76adestruction,30a,46fdiscarding,30aduration of fire,9bfailure,54a,63,64loading of gun,18,76apacking,10c,31precautions,18,20,31storing,31,41use in training,15b,18a,30aIgnition failure,18,26,31,44,54a,63,64,76dIgnition headassembling,76ccleaning,49,52,54a,76ddescription,5b,76adisassembling,18,76beffects of dirt,42,52failure,54a,63,64,76dinstallation,76cloading,18,76alubrication,49,76dmaintenance,76dremoval,76bIgnition-head body,76Ignition shield,18,52d,54a,55d,76Immersion, effects of,41Incendiary effects,3,34,44Interchanging with E3,7aInterchanging with M1 or M1A1,7b,8- J -Jungle ranges,22- K -Kerosene,35a,36a,40Kittool,10,77aspare parts,10,77aservice,48- L -Lapping needle and nozzle,75eLatch,76Leaded gasoline,40nLeaksfuel,56,58,66b,68-70,73-75pressure,21,51b,53d,56b,61c,66bLeft valve grip,74Line, fuel-filling,39Lines, charging and fillingdestruction,46source,48buse,32,33Liquid fuelsaiming,25characteristics,34filling,37,38precautions,36-40preparation,35,40ranges,22,34Loading ignition cylinder,18,76aLubrication,49- M -Marking,6,18aM1 and M1A1 portable flame throwers,7b,8Moistureeffect on fuel,35eeffect on ignition cylinder,31,41effect on thickener,35eeffect on weapon,41,51g,71e,77bMounting board,12g- N -Needleadjustment,52e,75dcleaning,52,55ddescription,75ainstallation,75cleaks,58removal,75bNitrogencharging apparatus,32,33,46,48bleaks,56b,61crelease of,66bvolume required,9g,32cNozzleadjustment,52e,56b,75dcleaning,52,55ddescription,75aleaks,56b,58,75e- O -Oxygen, hazard from use,32c- P -Packing chestcubage,9ddimensions,9dopening,12use of,12,30weight,9cPaddle,35,36Painting,13,41,68cPins,(carrier)71Plug, coupling,10f,17,39c,48b,70Plug, filling,37,39,49,51d,56b,69Plug-retainer assembly,69Plug, safety-head,37,39,49,51d,69Plug, testing,56b,67dPoint-blank range,22Positions, firing,24Precautionsin training,15when charging,33when filling with fuel,37-40when firing,22a,24dwhen preparing fuel,35,36,40when servicing,57with cylinder,18,31,57with gun,20Pressurecharging,32,33charging apparatus,32,33,46,48black of,56b,61leaks,56b,61cpounds of,9f,32,56brelease of,66btesting for,53d,56bPressure regulatoradjustment,56b,59,67ddescription,5a,67aeffects of dirt,42installation,66c,67cremoval,67breplacement,48b,56b,59,67testing,56b,61b,67dPressure tankcharging,32,33description,5a,66ainstallation,66cremoval,66breplacement,4g,48bPressure tank and valve assemblyadjustment,66ddescription,5a,66ainstallation,66cmaintenance,66eremoval,66btesting for leaks,53dPressure-tank clampdescription,66ainstallation,66cremoval,66brepair,51ePressure-tank valvedescription,5a,66aeffects of dirt,42installation,66coperation,14a,21,55g,61bremoval,66breplacement,48b,66etesting,51a,53cPressure-tank valve handle,14a,21,48b,66Preventive maintenance services,50-56Pumpforce,38air,39a- R -Rain, effect on firing,41,77bRanges,4c,15b,15c,22,61,67dRecoil,24cRecords,2,49aReferences,1b,78Regulator tube,66,67Removal of tank group,55b,66-71Right valve grip,74Rocker arm,49,74,75a- S -Safety, grip,14c,62,74Safety-head plug,37,39,51d,69Safety head, replacement,51d,54b,55f,56b,59,69Screening effect,3,34Screw drivers,10a,48a,52f,74c,75d,76bSeine corddescription,71ainstallation,71creplacement,48b,60,71etightening,51h,60,71dService kit,48Service, on receipt of equipment,12,13Set-screw wrenches,10a,48a,67d,76b,76cShield, ignition,18,52d,54a,55d,76Shipment,77Short range, causes of,61Sighting,25Skids, use of,24Smoke,3,34Smoking,15,40dSnap ring,76Soaking the target,29Spare parts in service kit,48,77aSpare parts kit,10bSpray of fuel,61aSpring casecleaning,52j,76ddescription,76effects of dust,42,52jgeneral,10b,18,31,76lubrication at,49,52j,76dmaintenance,76dreplacement,48b,63b,76dSpring retainer and plug,52g,75Spring, trigger,63d,76Spring-type regulator,67dSpring, valve,75Spring, valve-grip,74Stem, pressure valve,66dStoragecharging lines,42cylinders,33,77afilling lines,42flame thrower,12,30f,41,42,77fuel,35j,36i,40ignition cylinders,31Straps, adjustment,19,51i,60b,71dSun, exposure of flame thrower to,40,43Support, diaphragm,75- T -Tactics,3,4eTank connector,68aTank couplingcleaning,70ddescription,70ainstallation,70cleaks,58,70dmaintenance,51c,70c,70d,73doperation,17,70,73aremoval,70btesting,51cTank groupadjustment,66-71carrying,19,24,55b,71connecting to gun,4g,17,70description,5a,65-71dimensions,9dinterchanging,4g,17,70installation,66-71maintenance,66-71preventive maintenance,50,51,53-56removal,55b,66-71requisitioning,5aweight,9cTargets,3,25Temperature, effects of,34-36,40,43,44,49,64Test firing,12k,35k,36h,56bThickened fuelaiming,25c,26ccharacteristics,34filling,37-39precautions,35,39,40preparation,35,40ranges,22,34Thickenerdestruction,46equantity,9g,35storage,35use,35Time of discharge,9bTool kit,10a,77aTraining,15,30aTrigger,14b,26a,49,52,63,76Trigger roddescription,76alubrication,49maintenance,52l,76dTrigger screw,76Trigger spring,52k,63d,76- U -Underbrush,22bUses of flame throwers,3- V -Valve-adjusting wrenchsource,48ause,75dValve, pressure-tank,75Valve-diaphragm assembly,10,48b,56c,58a,74,75Valve flexible shaftadjustment,66ddescription,66ainstallation,66clubrication,49removal,66bValve gripaction,14c,74adescription,74aeffects of dirt,42installation,74cleaks,58alubrication,49,56d,74dmaintenance,74dremoval,74bValve-grip spring,74Valve leverdescription,74ainstallation,74clubrication,49operation,14c,62,74aplay,52eremoval,74bValve needleadjustment,52e,75dcleaning,52,55ddescription,75ainstallation,75cleaks,58removal,75b,75eValve, fueladjustment,61acleaning,56f,61ddescription,5b,74a,75aeffects of dirt,42failure to close,62installation,61a,74c,75cleaks,56c,58lubrication,49operation,14c,26b,61a,74a,75aremoval,74c,75ctesting,56cValve pressure-tankdescription,5a,66aeffects of dirt,42installation,66coperation,14a,21,55g,61bremoval,66breplacement,48b,66etesting,51a,53cValve spring,75Void in fuel tanks,53b,68a- W -Washer, coupling,10b,48b,70,73dWasher, diaphragm,75Waterand ignition cylinder,31,41effect on fuel,35eeffect on thickener,35eeffect on weapon,41,51g,71euse in testing,56b,67duse in training,15Weights,4d,9cWind, effects of,23,45Wrenches,10a,48a,67d- Y -Yoke,75Yoke block,75Yoke shaft,75