FN Self Loading Rifle 49 User Manual
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To remove cover plate, raise its front end in order to disengage it from its groove and swing the cover 90’. In the case 01 rifles fitted for the lull autoiatic lirmq. with the barrel.receiver assembly ranowd born Iho #lock it is powblo to remc~ve the safety aoar lrom the rec~wer. Depreu a&ty sear lorwards and at the same time diwnqaqo safety sear from its housing by raisinq it. The sale~y sear and its spnnq are thus tree. STRIPPING OF THE TRIGGER-GUARD With the trigger guard screws and their stop screws removed, it is possible to remove the trigger guard assembly from the stock. In order to remove the bolt stop, de- the bolt stop reIainer plunger, remove bolt stop retainer, bolt stop retainer plunger and its spring. Remove bolt stop. In order to dismount the ejector and the magaxine catch and its spring. remove, from left to right the magaxine catch axis pin. In order to dismount the action, let the hammer gently down, if it is cocked, remove trfgqer axis pin, remove auxiliary sear, its spring and its plunger, remove the trigqer. its spring and its plunger. In the came of rllle fittd lot tha full automatic firlnq. rwnov~ the automatic lirq lww. lo this end. swhq II backwards vwtkally with the trlqqr quad. rwnow aulomalic flre lwer from the triqqw quad. In order to remove the safety - after the action has been stripped - swine the safety lever in the intermediate positfon between the safety position and the fire position, remove then safety from the tdclger ward. STRIPPING THE STOCK To remove the various components : take out their screws. ASSEMBLING THE STOCK Replace the components of stock and fix them by meanx of their screws. ASSEMBLING THE TRIGGER - GUARD To replace the safety : replace safety axis in the trigqerquard. introducinct it from the riqht and locatinqt the safety lever in the a!D 43
intermediaie position between l Safe l and . Off l . Depress safety spring plunger, press safety fully home. To assemble the action ; replace trigger spring and plunger in their housing, replace the trigger in the trigger guard from the top, taking care that the stud fitted on the safety lever is engaged in the groove cut in the trigger, replace auxiliary sear spring and plunger in their housing in the auxiliary sear, replace auxiliary sear assembly into the trigger guard, the hooks. of trigger and of auxiliary sear facing each other and axis holes being in line, replace trigger axis pin. To replace the ejector and the magazine catch : replace in its housing the magazine catch spring, replace In trigger guard magazine catch and ejector putting their pin holes In line. Replace magazine catch axis pm from rtght to left. To replace the bolt stop, replace bolt stop h its housfng fn the trigger guard, replace bolt stop retainer plunger and rpring. replace bolt stop retainer as to engage head of bolt stop re!afner plunger into its housing cut in the bolt stop retainer. ASSEMBLING -RECEIVER - 0ARRU. GROUP For the rilba whkh am Ilctd Ior chs lull au,~ Llrc : replow th aaloty war rpdnq (with th. amatl co11 downwards) on the-wMy moor. Replac. aal.8~ mar qrmlp In the rodv*r mrdnq opomllon of slllppInq. mktnq can that maI l pr.nq k ptd in Its houalnq. Put the protective cover into posftfon from the right, vertically, and give it a quarter turn clockwise. Replace receiver and barrel in position on the stock. Replace and acrew fully fn trigger guard screwa and stop screws. ASSEMBLING GAS REGULATOR SLEEVE Screw regulator rleeve an gas cylinder, with thr retaining spring to the rear. Use key if necessary. ASSEMRLING HANDGUARD Replace handguard mar part, insertfng first its rear end into the groove cut fn the reoelvor. replace lower band and swivel,
screw in lower band screw. Replace handguard front part, insertmg first its rear end under lower band. Replace front end cap as to fix front end of handguprd and screw in front end cap screw. ASSEMBLING THE COVER Replace bolt carrier stop : replace bolt carrier catch stop and bolt carrier catch spring in their housing in the bolt carrier stop. Place bolt carier catch axis in its housing in the cover, at an angle of about 60”. depress bolt carrier catch stop and turn bolt carrier stop home. To assemble the rear sight : replace sight aperture. Replace rearsight slide lock spring in sight slide. replace slide lock in sight slide taking care that the crosspieces are opposite. Depress slide lock and replace slide assembly on sear leaf taking care that the figures of the sight are turned the same side as the slide cross piece. Make sure that sliding the slide along the leaf is easy.‘ and, on the other hand, that the claw of the slide lock engages well in the notches of sight leaf when slide lock is released., Replace rear leaf spring in its housing. Replace sight leaf on the receiver (figures of leaf being turned upwards) to this end depress leaf spring and slide the studs of the leaf beneath the shoulders in rear sight base. Replace and screw in sight aperture screws. Replace return springs : to this end place inner springs and inner spring guide in outer spring, replace the return springs assembly on the rod of cover. GENERAL ASSEMBLY OF RIFLE See assembly after - Field Stripping l , page 40.
RECOMMENDATIONS 1. The rifle must always be on safe during transport. 2. Working parts ought to be slightly oiled. It is however Important not to overlubrlcate when the rifle is used m a sandy country. It 1s then better to keep the gun nearly dry. 3. Make sure before firing that barrel is clean. 4. Make sure that magazine is clean and dry. 5. Make sure that magazine is fully home in trigger guard and well engaged by magazine catch. 6. Do not mtroduce by hand a cartridge in a hot barrel. 7. In case of misfire, wait a few seconds before opening the mechanism. 8. Adjustement of gas if necessary is periodically carried out by field armourer, the soldier has not to trouble about it. 9. In case of stoppage, open mechanism and hold it open by means of bolt carrier catch. 10. After daily firing, remove gas cylinder and clean it as well as piston. Make sure that piston is wel! free in gas cylitrder. 11. In order to be ready for immediate firing, the rifle muy be transported with magazine loaded with 10 rounds but with the bolt closed on empty chamber. To open fire, it is just necessary to cock the xxhunism 12. Wb the weapon is not firing, protective cover on right side of receiver ought to be pushed forward in order to avoid sand and dust to get into the mechanism. 44 CED
NUMRRICAL DATA Weight of rifle Weight of single Weight of barrel Lenght of rifle Lenght of barrel . . . . . . . . . . . . . . 4,300 kg barrel ............ 0,920 kg as&nbly .......... 1,120 kg .............. 1,110 m .............. 590 mm Weight of bayonet (230 mm long) ....... 0,320 kg Weight of baycmkt with scabbard .... : .. 0,550 kg Weight of bayon&@ mm long). ...... 0,450 kg Weiqht of long ksyonst with z&bard. ..... 0,700 kg
COMPONENT PARTS N. B - l Components used for nIlis allowmq automalic Number c! par,. NAME 1 1A 1B 1C 1D 1E : : 8A 8B 8C 8D 12 13 15 lSA- ‘215A 1SB . 216A . 216B . 216C . 217 19 19A 19B ;; ;: ;: 27 - l 227 28 30 - l 230 31 31A-•231A 318 31c Barrel Assembly . . . . . . - . IrrInq. ouant. pm Gun. . . - Barrel . . . . . . . . . . 1 Gas Cylinder ........... i Gas Cylinder Securing Pin ...... 1 Piston Guide Piston Guide S&i& Pin’ : : : : : : : Muzzle Cop ............ 1 Front Siqht Gas odjustinq Sleeve : : : 1 : : : : 1 1 Gas Cylinder Plug, complete ..... - Gas Cylinder Pluq ......... Gas Cylinder Plu9 Plunqer ...... ; Gas Cylinder Plug Plunger Spring ... Gus Cylinder Pluq Plunger Washer ... : P&ton .............. Piston return Spring ......... t Receiver . . - Receiver Body .’ ’ .’ .’ .’ .’ .’ . : . . Locking Shoulder ’ 1 Safety Sear (for crutomcrtic’firinq~ 1 1 1 1 f Safety Sear Spring Rest ....... Spring Rest Axis Pin ........ f Safety Sear Spring ......... 1 Cover Plate, complete - ........ Cover Plate Body ........ : 1 Cover Plate Stud ......... Bolt Extractor . : : : ......... f ......... Extractor Spring .......... ; Firing Pin - Rear End ........ Firinq Pin Spring Firinq Pin Safety Stop 1 ....... : ....... Bolt Currier Firinq Pin - Front End : : : 1 : : : : : 1 Triqer Guard ........... 1 Hammer, complete :_ ... . .. . . . - Hammer Body Hammer Sprinq Guide : : 1 : : : : 1 1 Hammer Sprfnd Guide Axtr Pin .... 1 46 aD
I) 232 * 232A 1 232B 0 232C * 232D v 232E I) 232F ::A 34B :: 37 38 39 - l 239 40 41 42 43 43A 43B 43c 44 45A 4SB 46 46A 468 46C 46D 46E 46F 46G 2:. 53 54 55 56 57 58 ::A 60B Number of part. NAME Quant. per Gun. Automatic Fire Lever Automatic Fire Lever B&y . : : : 1 . . 1 Automatic Fire Lever Arm . . . . . 1 Automatic Fire Lever Arm Plunger 1 Automatic Fire Lever Arm Stop . . 1 Automatic Fire Lever Stud . . . . . 1 Automatic Fire Lever Locking Screw . 1 Hammer Spring . . . . . . . . - . Hammer outer Spring . . . . . . 1 Hammer inner Spring . . Hammer Axis Pin . .’ . .’ , .’ . 1 . 1 Trigger . . . . . . . . . . . . 1 Trigger Spring . . . . . . . . . . 1 Trigger Spring Plunger . . . . . . 9 1 Auxiliary Sear . . . . . . . . . . 1 Auxiliary Sear Spring . . . . . 1 Auxiliary Sear Spring Plunger . . 1 Trigger Axis Pin . . . . . . . 1 Bolt Stop, complete (Holding Open Devi IceI . -- Bolt stop Body . . . . . . . . . . 1 Bolt Stop Spring . . . . . . . 1 Bolt Stop Washer . . . . . . Bolt Stop Retainer . . . . : Bolt Stop Retainer Plunger . . . . . 1 Bolt Stop Retainer Plunger Spring . . . 1 Safety, complete . . . - Safety Body _. 1 Safety Lever . . . . . . . 1 Safety Spring Plunger . . . . . . 1 Safety Spring . . . . . . . . . 1 Safety Lever Plu9 Safety Lever Plug Pin 1 1 1 1 1 1 . . 1 . 1 Safety Stud . . . . . . . 1 Ejector Maqaxine ‘Catch 1 : : 1 1 1 1 . 1 . . Magazine Cutch Spring . . . . . : Magazine Catch Axis Pin . . . . 1 Trigger Guard Front Screw . . . . . Trigger Guard Center Screw . . . . . i Trigger Guard Rear Screw . . . . Trigger Guard Stop Screw . . . . . . ; Magazine. complete . . . . . . . . . - Maqazine Case Magazine Case R& &Ii : : : : . . 1 . 1 k9
Numtmr 01 pd. NAME Ouont. par Gun. 60C 60D 60E 6OF 60G 60H :; :; 66A 66B 66D 66E 66F 66G :;A 67C 67D 70 i0A 708 7oc 71 72 73 74 75 76 zl 79 85A - “2::A 85B 85E 85F ::A 86B 86C 86D Maqazine Case Luq . . . . . . . 1 Cartridge Frdnt Guide . . . . . . . 1 Maqazine Catch Hook . . . . . . Magazine Rivet, lonq . . . . . . i Magazine Rivet, short . . . . . 2 Magazine Catch Hook Rivet . . . . 2 Magazine Platform . . . . . 1 Magazine Platform Spring . . . . . 1 Receiver Cover . . . . . . . . . 1 Return Spring Guide and Cover Lockinq Key, complete . . . . . *. . . . - Return Spring Guide . . . . . . . 1 Cover Locking Key Cover Locking Key Plunqer 1 1 : : : 1 1 Cover Lockinq Key Plunqer Washer . Cover Lockinq Key Cup 1 Cover Locking Key Cap Washer ’ : : : 1 1 Return Springs. complete with Guide . . - lnner Return Spring . . . . . . . . 2 Inner Return Springs Guide . . . . . 1 Outer Return Spring . . . . . . . . 1 Bolt Carrier Catch, complete . . . . . - Bolt Carrier Catch Bady ‘. . . . . * 1 Bolt Carrier Catch Head . . . . . . . 1 Bolt Carrier Catch Washer . . . . . Bolt Carrier Catch Stop . . . . b . . f Bolt Carrier Catch Spring . . . . . . Rear Siqht Leaf . . . . . . . . i Rear Siqht Aperture . . . . . . . 1 Rear Siqht Aperture Adiustinq Screw . 2 Rear Siqht Leaf Sprinq . . . . . . . 1 Rear Sight Slide Rear Siqht Slide Lock ’ : : : : : : : t Rear Siqht Slide Lock Sprinq . . . . . 1 Stock . . . . . . . . . . . . . - Stock Body . . . . . . . . . . . 1 Trigger Guard Rear Screw Bushinq . . . Recoil Luq . . . . . . . . . . . . : Recoil Luq Nut . . . . . . . . . . i Handquard. complete . . . . . . . - Handquard Body (2 pieces) . . . . . . Handquard Front Cap . . . . Handquard Front Cap Rivet ’ . . . . . : 2 Handquard Rear Cap . . . . . . * 1 so aD
86E 87 87A 87B 88 :A g LZA STA.27 STZ STA.19 STA.28 STA.26 93 93A S7A.F 501 Handguard Rear Cap Rivet ...... Front End Cup - assembly ...... Front End Cup Body Front End Cap Bushing’ ....... ....... Front End Cup Screw ....... Lower Band assembly ....... LowerBandBody ......... LowerBandScrew ......... Lower Band Screw Retaining Screw ... Swivel, complete .......... Swivel support .......... Swivel ..... Swivel Ptn 1 1 1 1 1 1 . . Swivel Base and Butt Plate Screw .... .... Swivel Base Pin ......... Swivel Base Butt Plate, Standard’ T& ............ Sling. complete .......... Sling Leather ........... Sling Buckle ........... Sltnq Button . . Gas Regulator i
Numbor of pm. NAME aant. per Gun. BBAssBurrPLATEwKlfTMP STA.32 Butt Plate . . . . . . . . . . . ST-A.33 Butt Plate Trap Butt Plate Trap P&t’ : 1 : : : : : : t STA.34 STA.35 Butt Plate Trap Spring f STA.36 Butt Plate Trap Sprinq SC;& : : : : : 1 STA.51 Butt Plate 1 STA.52 Butt Plate Trap ’ : : : : : : : : : : STA.53 Butt Plate Trap Pivot . . . . . . i STA.54 Butt Plate Trap Plunger’ : . . . . . . STA.55 Butt Plate Trap Sprint . . . . . . . : Ac6msoBEsToBBsuPPLleDo11sPBuAL =aJ=T 2 Muzzle Brake 2 BIank Firing Attachment Barrel Cleaner STAT Cleaner Case STA:45 Earrel Cleaning Brush Chamber Clexxning Bru8h 52 ,f’I!!D