Heckler And Koch HK UMP45, UMP40 Operators Manual
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Page 41
41 CARRYING SLING Carrying sling The carrying sling enables the UMP to be carried in several ways. In this process, the buttstock may be folded up or unfolded. The carrying sling is attached to the mounting points on the receiver, handstop, or buttstock via the carbine hooks. Length Adjustment • Close coupler • Rest the carrying sling between thumb and index finger and let the UMP hang down in a horizontal position. Adjust the length in such a way that there is a space of approximately 10 cm (4...
Page 42
42 UMP SUBMACHINE GUN Fig. 34 Length adjustment Fig. 35 Place upper half onto shoulder over the head
Page 43
43 CARRYING SLING Carrying modes Fig. 36 UMP across the chest Fig. 37 UMP on the back
Page 44
44 UMP SUBMACHINE GUN Firing positions Fig. 38 UMP fired from the shoulder Fig. 39 UMP fired from the hip
Page 45
45 SIGHT ALIGNMENT FOR THE UMP Sight Adjustment If the point of impact has to be corrected, this will be done by adjustment of the rear sight using the Allen wrench provided with the weapon. The UMP is zeroed at the factory to hit the point of aim at 25 meters (27.3 yards). Elevation adjustment • To lower the weapon’s point of impact, turn the elevation adjustment screw clockwise. • To raise the weapon’s point of impact, turn the elevation adjustment screw counterclockwise. NOTE: 1 revolution of the...
Page 46
46 UMP SUBMACHINE GUN Correct point of aim Even circle of light Sight alignment for UMP Fig. 42 Sight pictures Point of aim Rear sight Aperture Circle of light Front sight holder Front sight post Impact as with incorrectly centered front sight = right Impact as with full sight = highImpact as with fine sight = lowImpact as with incorrectly centered front sight = left
Page 47
47 SPECIFICATIONS Specifications UMP45 Caliber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45 ACP Operating principle . . . . . . . . . . . . . . . . . . . . . . . . . .Simple blow back, firing from a closed bolt position Dimensions Overall length, buttstock extended . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 690 mm (27.17 in) Overall length, with sound suppressor, buttstock extended...
Page 48
48 UMP SUBMACHINE GUN Upper receiver with barrel,complete (I - 21) 217503 1 Upper receiver, incomplete 217509 2 Front sight 217506 3 Roll pin, front sight, 4x 144 mm 928747 Rear sight, complete. (4 - 10) 217513 4 Sight support 217992 5 Flat spring 217515 6 Rear sight 217516 7 Windage adjustment screw 217517 8 Rear sight spring 217518 9 Sight support spring 217504 10 Elevation adjustment screw 217505 11 Roll pin, sight support 987695 12 Cocking lever 217519 13 Cocking lever spring 217508 14 Cocking lever...
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49 EXPLODED DIAGRAM & PARTS LIST Item Description Part No. Item Description Part No. NOTE: UMP .40 S&W parts are shown in italics in parts lists 37 Sear 205439 38 Sear spring 205421 39 Release lever 217535 40 Release lever spring 217534 41 Hammer 217545 42 Hammer spring, left 217533 43 Hammer spring, right 217585 44 Notched disk 205417 45 Compression spring 205418 46 Index plate 205419 47 Slide 214608 48 Safety lever, left 217753 49 Safety lever, right 214607 50 Magazine release 217537 51 Magazine...