PART THREE

MAINTENANCE INSTRUCTIONS

SECTION XI. GENERAL Scope 47 46

SECTION XII. SPECIAL ORGANIZATIONAL TOOLS AND EQUIPMENT Service kit 48 46

SECTION XIII. LUBRICATION Lubrication 49 49

SECTION XIV. PREVENTIVE MAINTENANCE SERVICES General 50 49 Before-operation service of tank group 51 50 Before-operation service of gun group 52 50 Service when filling and charging 53 52 Service when firing 54 53 Service after firing 55 53 Service after six firing missions 56 54

SECTION XV. TROUBLE SHOOTING Precautions 57 55 Fuel leaks 58 55 Safety head “blows” (breaks) 59 56 Carrier uncomfortable 60 56 Short range 61 56 Fuel-valve failure 62 57 Failure of ignition cylinder to ignite 63 57 Failure of fuel to ignite 64 58

SECTION XVI. TANK GROUP General 65 58 Pressure tank and valve assembly 66 59 Pressure regulator 67 63 Fuel-tank assembly 68 65 Filling and safety-head plug assemblies 69 67 Tank coupling 70 69 Carrier 71 71

SECTION XVII. GUN GROUP General 72 74 Fuel-hose assembly 73 74 Valve grip 74 75 Barrel and valve-body assembly 75 77 Ignition head 76 82

APPENDIX

SECTION XVIII. SHIPMENT AND STORAGE Shipment and storage 77 86

SECTION XIX. LIST OF REFERENCES References 78 87

INDEX

[Illustration: Fig 1. Portable flame thrower M2-2.]