LAGE MFG MAX-31A mk2 Owner'S Manual Download Page 14

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surface is worn and preventing the sear from reliably

engaging, discontinue use and have it repaired immedi-

ately.

Lightly coat ejector rod with gun oil.

Insert the bolt assembly into the upper receiver.

Re-install upper receiver on to lower receiver.

Summary of Contents for MAX-31A mk2

Page 1: ...Owners Manual MAX 31A mk2 Upper Receiver LAGE Manufacturing L L C 916 E Baseline Rd Mesa AZ 85204 CM11 420 Rev...

Page 2: ...to its use and possession It is the owners users responsibility to comply with all local State and Federal laws and regulations in the use of this product Copyright 2014 by LAGE Manufacturing L L C Al...

Page 3: ...esigned to provide additional capability to the M 11A1 submachinegun Utilizing a heavy bolt and longer bolt stroke the rate of fire is reduced to around 770 rounds per minute This allows easy controll...

Page 4: ...Point in a safe direction Remove magazine and pull bolt to the rear to insure chamber is empty While holding cocking knob pull trigger and ease bolt forward into closed position Remove front pushpin...

Page 5: ...ck while installing the upper Install upper by aligning the rear of the upper receiver with the rear of the lower receiver keeping both receivers parallel As you slide the upper into the lower pay car...

Page 6: ...rigger Do not use steel cased ammo in the 50 round Suomi coffin magazines The increased friction of the steel cases will cause feed jams Steel cased ammo will work fine in the drum magazines Removal 1...

Page 7: ...ines some magazines may be a snug fit but most will fit loosely The magazine may have a lot of play after installation but this will not affect functioning of the MAX 31A mk2 Cock gun first before ins...

Page 8: ...om the muzzle end to tap the bullet out Pull cocking knob to rear and release Bolt will remain open Cocking knob has a spring return and will return forward after release Cocking knob is non reciproca...

Page 9: ...aiming device tactical flashight or other device is attached to the bottom of the front handgrip Please note some hand grips are not manufactured to the correct dimensions to mount on a Mil Std 1913 r...

Page 10: ...A lockwasher is intentionally not used in order to ensure the mounting surface of the barrel remains square and burr free for optional use with a suppressor If you choose to replace the flash suppres...

Page 11: ...en the suppressor to the thread adapter It will have a tendency to loosen during firing This is typical of the 3 4 10 mounting thread and is not related to the design of the MAX 31A upper receiver The...

Page 12: ...bly Hand thread barrel and tighten by turning the wrench clock wise Use a torque wrench to tighten to 40 foot pounds VBS Rubber Buffer 1 VBS Installed Bolt Recoil Plate Ejector Rod To adjust the rate...

Page 13: ...MEK Inspect all mounting screws for tightness Clean the cocking groove in the top rail of the upper receiver by spraying with an aerosol gun cleaner Add a couple drops of gun oil to the top of the coc...

Page 14: ...venting the sear from reliably engaging discontinue use and have it repaired immedi ately Lightly coat ejector rod with gun oil Insert the bolt assembly into the upper receiver Re install upper receiv...

Page 15: ...om any company that sells parts for the M 11A1 Parts Replacement Buffer Back Plate Extractor Extractor Spring Extractor Roll Pin Referenced Manufacturers Centerfire Systems 102 Fieldview Dr Versailles...

Page 16: ...al damages arising from the use of this product The above limitation of exclusion may be subject to state law and may not apply to you To utilize this warranty the MAX 31A mk2 Slowfire Upper Receiver...