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Heckler And Koch HK G3 Maintenance Instructions

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Page 11

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        8 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Receiver with barrel, cocking 
lever housing and magazine 
release lever Weapon: 
 
G3 
Designation of operation (s): 
 
Removing dents in the receiver and cocking lever housing...

Page 12

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        9 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Receiver with barrel, cocking 
lever housing and magazine 
release lever Weapon: 
 
G3 
Designation of operation (s): 
 
Viewing the bore for powder residues and checking the bore...

Page 13

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        10 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Receiver with barrel, cocking 
lever housing and magazine 
release lever Weapon: 
 
G3 
Designation of operation (s): 
 
Checking the rear and front sight, replace, if necessary...

Page 14

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        11 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Receiver with barrel, cocking 
lever housing and magazine 
release lever Weapon: 
 
G3 
Designation of operation (s): 
 
Checking the cocking device, replace, if necessary...

Page 15

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        12 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Receiver with barrel, cocking 
lever housing and magazine 
release lever Weapon: 
 
G3 
Designation of operation (s): 
 
Checking the magazine catch, replace, if necessary....

Page 16

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        13 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Bolt assembly Weapon: 
 
G3 
Designation of operation (s): 
 
Stripping, cleaning and checking the bolt assembly. 
Description of operation (s): 
 
¾  Strip the bolt assembly. 
¾...

Page 17

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        14 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Bolt assembly Weapon: 
 
G3 
Designation of operation (s): 
 
Checking the firing pin protrusion 
Checking the shape of firing pin 
Description of operation (s): 
 
¾  To measure the...

Page 18

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        15 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Bolt assembly Weapon: 
 
G3 
Designation of operation (s): 
 
Checking the extractor protrusion 
Description of operation (s): 
 
¾  Introduce extractor protrusion gauge into bolt...

Page 19

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        16 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Bolt assembly Weapon: 
 
G3 
Designation of operation (s): 
 
Replacing bolt components 
Description of operation (s): 
 
¾  Strip bolt assembly. 
¾  Assemble new bolt components...

Page 20

G3 Armorer’s Manual___________________________________________________________________________HECKLER & KOCH, INC. 
 
 
                                                   Maintenance Instructions                                                        17 
HECKLER & KOCH 
 OBERNDORF/NECKAR 
Maintenance 
Instructions
 
Part: 
 
Bolt assembly Weapon: 
 
G3 
Designation of operation (s): 
 
Replacing the locking rollers 
Description of operation (s): 
 
¾  Punch out clamping sleeve (31) from bolt head (26) 
¾...
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