Zenith Firearms GIRSAN MC 312 Owner's manual

Brand: Zenith Firearms

Model: GIRSAN MC 312

Type: Owner's manual

This manual is also suitable for

GIRSAN MC 3512

USER MANUAL

Girsan Shotguns

Zenith Firearms

10950 Rockfish Valley Highway, Suite C, Afton, VA 22920

Tel: 434.202.7790 | Fax: 800.466.4444 | [email protected] | www.zenithfirearms.com

• MC312 S1 (12 Gauge Semi-Automatic)

• MC312T (12 Gauge Semi-Automatic)

• MC3512 (12 Gauge Semi-Automatic)

Zenith Firearms | www.zenithﬁ rearms.com

ZenithFirearms,anAmericanimporterofhighqualityrearmsandaccessories,isa

prouddistributorofGİRSANrearms.GİRSANistheproducerofYavuz16pistols

whichareusedbyTurkey’sforemostcivilianandofcialestablishments.

Come shoot the quality.

WARNING

Pleaseread

this user manual

carefullybeforeusing

therearm.

WARNING

Do not use this

shotgun until you fully

understandallofthe

safetyinstructionsand

handlingprocedures.

NOTE

Shouldyourequire

further information,

please call a Zenith

Firearmsrepresentative

at434.202.7790.

Zenith Firearms | Come Shoot the Quality

INDEX

1. GENERALWARNINGS........................................................................................4

 2. SAFETYGUIDELINES.........................................................................................4

 3. PRODUCTPRESENTATIONANDSPECIFICATIONS........................................8

 4. TECHNICALSPECIFICATIONS...........................................................................9

 5. OPERATINGSYSTEM.......................................................................................10

 6. ASSEMBLY......................................................................................................... 11

 7. LOADING...........................................................................................................12

 8. UNLOADING......................................................................................................12

 9. DISASSEMBLYFORMAINTENANCEANDCLEANING...................................13

10. CLEANING.........................................................................................................14

11. CHOKETUBES..................................................................................................14

12. EXPLODEDDRAWINGSANDPARTLIST........................................................16

13. TROUBLESHOOTING........................................................................................25

12. WARRANTYCERTIFICATE...............................................................................26

Zenith Firearms | www.zenithrearms.com

1. GENERAL WARNINGS

• Readthisusermanualcarefullybeforeusingtheproduct.

• Donotuseanyrearmbeforereadingthesafetyrulesandmaintenance

instructions.

• Obeythelawsinyourcountryreferringtorearmspurchasing,carryinganduse.

Allrearmsaredangerous.ZenithFirearmsandGİRSANarenotresponsibleforany

damagethatresultsfromtheimproperuseofyourrearm.

2. ESSENTIAL FIREARM SAFETY GUIDELINES

TheserearmsafetyguidelineshavebeenpreparedbyZenithFirearms,basedupon

currentlyavailableinformation.Theyareprovidedtoyouasacourtesyandinthe

interestoffurtheringsafety.Theseguidelinesarenotcomprehensive,nordothey

modifyorreplacerules,recommendations,standards,orregulationsmadebylegal

authoritiesormanufacturers.

Asaresponsiblerearmssupplier,Zenithbelievesthatnoissueismoreimportant

thanrearmsafety.Weurgeyoutolearnandpracticethefollowingguidelinesandto

makethemyourhabitwhenhandlingrearms.Thiswillhelpensuresafehandlingof

yourrearm(s)andhelppreventaccidents.Wealsoencourageyoutocompletean

approvedrearmssafety-trainingcourse.

Zenith Firearms | Come Shoot the Quality

THE 3 CARDINAL FIREARMS SAFETY RULES

1. Alwayshandlearearmasifitisloaded

Evenifyoudeterminethatarearmisunloaded,always,always,alwayshandleit

likeitISloaded.Whenyouhandlearearm,therstthingyoushoulddo(withthe

rearmpointedinasafedirection),isopentheactiontoidentifywhethertherearm

isloaded.Ifyoudonotknowhowtoopentheaction,donothandletherearm.And

remember,removingamagazinealonedoesnotmakearearmunloaded,asthere

maybearoundinthechamber.

2. Alwayskeepyourngeroutofthetriggerguardandoffthetriggeruntilyouare

readytoshootyourtarget

Donotplaceyourngerinsidethetriggerguarduntilyouhaveplacedarearm’s

sightsonyourtargetandhavedecidedtore.Thebestplacetorestyourngerinthe

meantimeisabovethetriggerguardalongtheframe.Bywaitinguntilyouareaimed

atyourtarget,ifthetriggerweretobepressed,youwillguaranteethatashotwill

travelsafelyinthedirectionofyourintendedtarget.

3. Alwayskeeparearmpointedinasafedirection,beforeandbeyondyourtarget

Itisimportanttoidentifyyouractualtarget,butitisjustasimportanttoknowwhatlies

pastandbeforeyourtarget.Asafedirectionisanydirectionwhereanunintentional

dischargeormisswillnotcauseinjuryordamage.Indeterminingasafedirection,

rememberthataroundcanricochetoffanobjectlikeaoor,waterorwall,orgo

throughwalls,oors,ceilings,andwindows.Whetherinahouseoroutdoors,the

safestdirectionisthemuzzleangleddowntowardtheoor.Andneverpointator

crossthemuzzleofarearm(loadedorunloaded)atanypartofanyperson’sbody—

the laser rule!

Zenith Firearms | www.zenithrearms.com

ADDITIONAL FIREARMS AND AMMUNITION RULES

ALWAYS KEEP CHILDREN AND OTHERS SAFE BY STORING FIREARMS SECURE AND

AWAY FROM UNAUTHORIZED PERSONS

Youshouldalwaysstorerearmsandammunitionoutofthesightandreachof

childrenandanyoneelsewhoisnotanintendeduserornotphysicallyormentally

capableofhandlingandusingthemproperlyandsafely.Storerearmsinasafe

storageplace–ideally,oneyoucanlock.

CAREFULLY READ THE ENTIRE INSTRUCTION MANUAL THAT COMES WITH YOUR

FIREARM

Youshouldonlyusearearmifyoufullyunderstandhowtosafelyoperateit.All

rearmscomewithaninstructionmanualcreatedbythemanufacturer.Iftherearm

doesnotcomewithaninstructionmanual,contactthemanufacturerdirectlyand

requestone.

ALWAYS DETERMINE THAT THE FIREARM IS SAFE TO OPERATE

Beforeshooting,makesuretherearmisingoodworkingorder,thatthebarrel

isclear,andthattherearmissafetooperate.Thisisespeciallyimportantwhen

handlingarearmthathasbeenstoredorunusedforalongperiodoftime.

ALWAYS USE CORRECT AMMUNITION

Neveruseimproperorincorrectammunition.Onlyuseammunitionthatis

recommendedbytherearmmanufacturerthecaliberofyourrearm.Mostrearms

havethecaliberengravedorstampedonthebarrel.Yourammunitionshouldhavethe

exactsamecaliber.Ifyouusetheincorrectammunition,itcandestroyarearmand

causeseriousinjury.Additionally,itvoidsyourwarranty.

Zenith Firearms | Come Shoot the Quality

WHENCLEANINGAFIREARM,MAKESUREITISNOTLOADED

Oneofthemostcommonstatementsfollowinganaccidentaldischargeis:“Iwas

cleaningtherearmanditwentoff!”Whenyoucleanarearm,makesureitisnot

loaded.Youshouldkeeptheammunitioninanotherroomuntilyouhavenished

cleaningtherearmandarereadytoreload.

NEVER USE FIREARMS WHILE USING DRUGS OR ALCOHOL

Whenyouhandlerearms,yourjudgmentmustNOTbeimpaired.YoushouldNEVER

handlerearmswhileundertheinuenceofalcohol,illegaldrugsorwhileusinglegal

prescriptionmedicationthatcanmakeyoutiredoraffectyoursenses,reexes,or

judgment.

USE EYE AND EAR PROTECTION

Alwayswearpropereyeandearprotectionwhileshootingrearms;earprotectionwill

helppreventhearinglossfromtheextremedecibellevelofgunre,andeyeprotection

willhelppreventejectiongases,ricochetedobjects,casings,oranyforeignobjects

fromdamagingyoureyes.Besmart,besafe.

Zenith Firearms | www.zenithrearms.com

3. PRODUCT PRESENTATION AND SPECIFICATIONS

Yourshotguncomeswiththeaccessorieslistedbelow:

•Shotgun

•5choketubes

•Magazinelimiter

•Usermanual

•Cleaningandoilingsupplies

GENERAL SPECS OF THE SHOTGUN

TherearedifferencesamongtheGİRSANshotguns,butthisseriesalluseasimilar

operatingsystem.

MC312S1/MC312T/MC3512semi-autoshotguns

haveamanualsafetyleverwhichcanbepushedfrom

lefttorighttoputthesafetyon(safeposition).When

thesafetylatchispushedfromrighttoleftthemanual

safetywillbeoff,andtheshotgunwillbereadytoshoot.

Areddotwillbevisibleonthemanualsafetylatchwhen

thesafetyisoff(readytoshoot).

Zenith Firearms | Come Shoot the Quality

4. TECHNICAL SPECIFICATIONS

SPECS MC312 S1 MC312T MC3512

OperatingSystem semi-automaticinertialwithrotaryboltsystem semi-automaticinertialwithrotaryboltsystem semi-automaticinertialwithrotaryboltsystem

Gauge 12gauge 12gauge 12gauge

Chamber 2.75-3inches 2.75-3inches 2.75-3inchesand3.5inches

BarrelLength 20,22,24,26,28,30-inches 18.5inches 20,22,24,26,28,30-inches

Barrel chrome-lined chrome-lined chrome-lined

MagazineCapacity (2+1),(4+1),(5+1) (2+1),(5+1),(7+1) (2+1),(3+1)

RecoilPad ergonomicrubber ergonomicrubber ergonomicrubber

Safety manual,reversiblesafetybutton manual,reversiblesafetybutton manual,reversiblesafetybutton

Weight(for12gauge) 6.5-7.0lbs. 6.5-7.0lbs. 6.5-7.0lbs.

StockandForend synthetic/walnut synthetic synthetic

Chokes mobilechokesystem(1-2-3-4-5) tacticalchokes mobilechokesystem(1-2-3-4-5)

LockingSystem rotatingboltwithreinforcedlugs rotatingboltwithreinforcedlugs rotatingboltwithreinforcedlugs

Receiver aluminumalloyreceiver aluminumalloyreceiver aluminumalloyreceiver

Trigger blackw/optionalgoldandchrome black blackw/optionalgoldandchrome

FrontSight beroptic tacticalberoptic beroptic

NOTE:Camouagecoatingisoptional.WeofferMossy Oak Break Up, Mossy Oak Duck Blind, Mossy Oak Treestand, Mossy Oak Carbon Fiber,

Digital Desert MARPAT, and Digital Forest MARPAT

Zenith Firearms | www.zenithrearms.com

5. OPERATING SYSTEM

TheMC312S1/MC312T/MC3512semi-automaticshotgunoperatesonkinetic

recoil(inertia)energy.Recoilenergycyclestheaction.Thisoperatingsystem

alsoutilizesarotaryheadonthebolt.

TheMC312S1/MC312T/MC3512doesnotusegaspressuretooperatethe

system,sothereisnolossofpressure.Thisprovidesmoreefcientshootingat

fartherdistancesthanothershotguns,andisacleaneroperatingsystem.

GirsanMC-312S1Walnut

GirsanMC-3512

Zenith Firearms | Come Shoot the Quality

6. ASSEMBLY

WARNING

Makesurethatthesafetyisonwhileassemblingyourshotgun.

ASSEMBLY OF HAND

GUARD TO BARREL

• Removetheforearm

screwbyturningcounter

clockwise,thenremove

thehandguardby

pulling it gently off the

receiver.

• FortheMC312T,slide

theforwardedgeofthehandguardunderthebarrel,fromreartofront,matingthe

circularopeningtothecircularsteelattachmentsupport.

• Forallothermodels,slidetherearedgeofthehandguardunderthebarrel,from

fronttorear,guidingthesteelattachmentblockintothegrooveuntilitisfully

inserted.

ASSEMBLY OF HAND GUARD AND BARREL TO

THE RECEIVER

•Slidethebarrelandhandguardassemblyover

themagazinetubeuntilthebarrellocksinplacein

theupper.Securewithknurledendcap.Itmaybe

necessarytoadjusttheboltslightlytoensurethe

barrelseatsfully.

Zenith Firearms | www.zenithrearms.com

REMOVAL OF LIMITER

• Thelimiterreducestheshotgun’scapacitytotwo

cartridges.Toremovethis,simplyremoveforearm

capandthenremovethelimiter.Replacescrewcap.

7. LOADING

LOADING CARTRIDGES INTO THE MAGAZINE

• First,selecttheappropriatecartridgeaccordingtoyourtypeofshooting(hunting

ortargetshooting,etc.).Pushthecartridgeinsidethemagazinewithyourthumb

untilitlocksovertherim.Continuefeedingcartridgesuntilthecapacitydesiredis

reached.

INSERTING CARTRIDGES INTO THE CHAMBER

• Ensurethattheshotgunsafetyison.Afterloadingthemagazine,pressthetrigger

group lever.Pullbackandreleasethecharginghandle.Acartridgewillejectinto

thecartridge’sspoonandloadintothechamber.Yourshotgunisreadytoshoot.

Whenyouareready,pushthesafetyleveroffandthenpreparetoshoot.

8. UNLOADING

REMOVING CARTRIDGES FROM THE CHAMBER

• Press the trigger group leverandpullthecharginghandletotherear.

UNLOADING THE CARTRIDGE FROM THE MAGAZINE

• Pressandholdthetriggergroupleverwhilepullingthecharginghandlerepeatedly

untilthemagazineisempty.

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9. DISASSEMBLY FOR CLEANING & MAINTENANCE

PULLING BACK THE CHARGING HANDLE AND LOCKING OPEN

• Ensuretheshotgunisunloaded(seeUnloading,above).

• Presstriggergrouplever.Pullthecharginghandlefullybacktolockitopen.

DISASSEMBLY OF BARREL

• Ensuretheboltisforward.Removetheforearmscrewbyturningcounter-clockwise

andthenremoveforearmandbarrelbypullinggently.Separatetheforearmfrom

thebarrelbypullinggentlyatthebase.

REMOVING THE BOLT

• Removethebarrelassembly(seeabove).Makesurethattheboltisnotlockedto

therear.Ifitislocked,presstheboltreleasebuttonandreleaseboltforwardslowly.

Takeoutbolthandlebypullingitoutgently.Thebolthandleisheldintothebolt

carrierbyfrictionalone.Takeouttheboltbyturningthebarrelover.Becarefulto

notdropthebolt.

REMOVING THE TRIGGER GROUP

• Removethebarrelassemblyandbolt(seeabove).

Pushtheassemblepinpartiallyoutwithanotherpinand

thenremoveitfully.Removethetriggergroupbygently

pullingthetriggergrouplever.

USAGE OR CORRECT CARTRIDGE

• The

MC312S1/MC312T/MC3512

isasemi-automatic,12gaugeshotgun.The

MC312S1/MC312Tcanre2.75to3inchshellsandtheMC3512canre2.75-3.5

inchshells.Allmodelsshootshellswithweightsbetween1and2.25ounces.

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10. CLEANING

• Ensuretherearmisunloaded(seeUnloading,page12).

• Applyapropercleaningagentorgunoiltobrushandbrushthechamberandbarrel

frombreachend(preferably).

• Usebrushorragwithcleaneroroiltowipedownboltfaceandreceiver.

• Usingaswab,cleanbarrelandchamberuntilswaborpatchcomesoutclean.

• Usingaragorpatch,wipedownthereceiverandexterior.

• Lightlyoilallpartsexceptringpin.Donotoilringpinhole.

• Onlybreakdownboltwithassistanceofanarmorerorgunsmith.

11. CHOKE TUBES

Allsemi-automaticshotguns(exceptslugmodel)areprovidedwithchangeablechokes

andchokekey.Thesedifferentchokesmodifyshotdispersion.Chokekeyisinsertedin

choketubeslottoremovechokefromthebarrel.

USE OF CHOKES TUBES

Pleaseusethechartbelowtoidentifychoketubesanduses.

CHOKE MARK DEFINITION AREA OF USE PATTERN NOTE

* F(full) Long-rangehunting

Mostdense

Leastdense

Nosteelshot

** IM(improvedmodied) Long-rangehunting SteelshotOK

*** M(modied) Medium-rangehunting N/A

**** IC(improvedcylinder) Short-rangehunting SlugsOK

***** Cylinder Veryshort-rangehunting SlugsOK

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CHANGING CHOKE TUBES

• Usingthesuppliedchokewrench,turntheinstalledchoketubecounter-clockwise

untilremoved.

• Selectdesiredchoketubeandreinstallturningclockwiseuntilsnug.Usethechoke

tubewrenchtotightenadequately.

• Chokestubesmaybecomelooseafterrepeatedringandshouldbechecked

frequently.

STEEL SHOT

Steelshotmustnotbeusedinfullvalue(*)choketubes.

WARNING

Beforeshootingwithsteelshotcartridge,pleasebesureyourchokeincludessteel

shotwrittenonit.Ifitisn’twrittenyoucandamageyourshotgunandchokes.

WARNING

Slugsmaybeusedinimprovedcylinder(****)andcylinder(*****)chokes.

Note: Do not ﬁ re shotgun without choke tube installed or damage may occur to

threading in barrel.

12. EXPLODED DRAWINGS

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1-STOCKGROUP

1.1 STOCK(Y0312110000)

1.2 RECOILSPRINGGUIDE(Y0312112000)

1.3 RECOILSPRINGWEIGHT(Y0312114000)

1.4 RECOILSPRING(Y0312116000)

1.5 SHOCKABSORBER(Y0312118000)

1.6 SCREW(Y0312120000)

1.7 OVALWASHER(Y0312122000)

1.8 STOCKSKID(Y0312124000)

1.9 WASHER(Y0312126000)

1.10 RONDELA(Y0312128000)

1.11 NUT(Y0312130000)

1.12 PAD[RUBBER](Y0312132000)

1.13 PADSCREW(Y0312134000)

1.14 ROSETTE(Y0312136000)

1.15 STOCKADJUSTINGPART(Y0312138000)

1.16 BELTHOLDER(Y0312142000)

1.17 BELTHOLDERPIN(Y0312144000)

2-FRAMEGROUP

2.1 FRAME(Y0312310000)

2.2 FRAMESHEETSPRING(Y0312312000)

2.3 FRAMESHEETPIN(Y0312314000)

2.4 FRAMEASSEMBLYPIN(Y0312316000)

2.5 FRAMESHEETMETALBUSHING

(Y0312322000)

2.6 FRAMESHEETMETALBUSHING

(Y0312324000)

2.7 FRAMESHEETMETALBUSHINGSPRING

 (Y0312326000)

2.8 FRAMESHEETMETALPIN(Y0312328000)

3-TRIGGERGROUP

3.1 TRIGGERGUARD(Y0312710000)

3.2 TRIGGERPIN(Y0312712000)

3.3 TRIGGERSPRING(Y0312714000)

3.4 TRIGGER(Y0312716000)

3.5 HAMMERHOLDER(Y0312718000)

3.6 HAMMERHOLDERSPRING(Y0312720000)

3.7 HAMMERHOLDERSPRINGPIN

(Y0312722000)

3.8 HAMMERHOLDERSPRINGPIN

(Y0312724000)

3.9 SAFETYSPRINGPIN(Y0312726000)

3.10 SAFETYSPRING(Y0312728000)

3.11 SAFETYSPRINGSUPPORTPIN

(Y0312730000)

3.12 TRIGGERSAFETYBUTTON(Y0312732000)

3.13 HAMMERPISTONSPRING(Y0312734000)

3.14 HAMMERPISTON(Y0312736000)

3.15 HAMMER(Y0312738000)

3.16 TRIGGERGUARDINSERTSHEET

(Y0312740000)

3.17 HAMMERPIN(Y0312742000)

3.18 HAMMERPINRING(Y0312744000)

3.19 TRIGGERGUARDINSERTSHEET 

(Y0312746000)

3.20 SPECIALSTAMP(Y0312748000)

3.21 CARTRIDGEELEVATORSPRING

(Y0312750000)

3.22 CARTRIDGEELEVATORSPRINGPIN

 (Y0312752000)

3.23 CARTRIDGESPOON(Y0312762000)

3.24 CARTRIDGEELEVATOR(Y0312764000)

3.25 CARTRIDGEELEVATORPIN

(Y0312766000)

4-BOLTGROUP

4.1 BOLT(Y0312410000)

4.2 PISTON(Y0312412000)

4.3 BOLTLEVERPINSPRING(Y0312414000)

4.4 BOLTLEVERPIN(Y0312416000)

4.5 ROTARYHEADSPRING(Y0312418000)

4.6 ROTARY[BOLT]HEADPIN(Y031242000)

4.7 FIRING(Y0312422000)

4.8 FIRINGPINSPRING(Y0312424000)

4.9 FIRINGPINSUPPORTPIN(Y031226000)

4.10 BOLTSUPPORT(Y0312428000)

4.11 BOLTSUPPORTPIN(Y0312430000)

4.12 BOLTLEVER(Y0312432000)

4.13 ROTARYHEAD(Y0312442000)

4.14 EXTRACTOR(Y0312444000)

4.15 ROTARYHEADEXTRACTORSPRING

(Y0312446000)

4.16 EXTRACTOR(Y0312448000)

5-MAGAZINEGROUP

5.1 MAGAZINETUBE(Y0312610000)

5.2 MAGAZINESPRINGBUSHING

(Y0312612000)

5.3 MAGAZINESPRING(Y0312614000)

5.4 MAGAZINERING(Y0312616000)

5.5 LIMITER(Y0312618000)

6-BARRELGROUP

6.1 BARRELBUSHING(Y0312510000)

6.2 CARTRIDGELAUNCHERPISTON

(Y0312512000)

6.3 CARTRIDGELAUNCHER(Y0312514000)

6.4 CARTRIDGELAUNCHERSPRING

(Y0312516000)

6.5 CARTRIDGELAUNCHERPIN

(Y0312518000)

6.6 SIGHT(Y0312520000)

6.7 MOBILECHOKE(Y0312522000)

6.8 BARREL(Y0312532000)

6.9 BARRELRIB(Y0312540000)

6.10 BARRELSLEEVE(Y0312542000)

4.2 BARRELSLEEVEPIN(Y0312412000)

4.3 MECHANICALLEVERPINSPRING

(Y0312414000)

7-FORENDGROUP

7.1 FORENDGROUP(Y0312210000)

7.2 SPACERRINGS(Y0312212000)

7.3 SPRINGRING(Y0312214000)

7.4 FORENDRING(Y0312216000)

7.5 FORENDSCREW(Y0312222000)

7.6 FORENDBELTWASHER

7.7 FORENDBELTSCREW(Y0312226000)

7.8 SLINGPIN(Y0312232000)

7.9 FORENDSLING(Y0312234000)

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Zenith Firearms GIRSAN MC 312 Owner's manual

Brand: Zenith Firearms

Model: GIRSAN MC 312

Type: Owner's manual

This manual is also suitable for

GIRSAN MC 3512

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Zenith Firearms GIRSAN MC 312 Owner's manual

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Zenith Firearms GIRSAN MC 312 Owner's manual

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