Gatling Gun, Short Barrel, Model 1875.
INSTRUCTIONS FOR DISMOUNTING.
1. Turn the crank, and as each mark on the rear barrel-plate comes opposite the mark on the front of hopper remove the locks by means of the lock-plug.
2. Remove screws and take off the cascable-plate.
3. Remove screw from left end of crank-shaft and take off oscillating-screw.
4. Remove worm steady-pin by tapping the small pin until it is loose, then turn the crank backwards and remove with fingers, and take out the crank-shaft, worm, and sleeve.
5. Remove screw from rear end of main shaft and take off worm-gear.
6. Remove the adjusting-screw cover and take out the adjusting-screw and set-nut.
7. Remove clamp-stop from elevating screw clamp and screw out the clamp.
8. Screw in the elevating-screw as far as it will go, then lift the elevating-screw and its sleeve by the handle clear of its seat and out of the traversing apparatus, allowing the front end of barrels to drop down slowly as far as they will go, and remove traversing apparatus by sliding to the left.
9. Remove screws and take off breech-casing.
10. Take out hinge-pin and remove hopper.
11. Remove screws which secure lock-cam cylinder to breech-casing, remove lock-cam cylinder, and take out cocking-cam piston and spring.
12. Take group of barrels out of frame (one man holding sleeve on front end of main shaft to prevent dropping) and remove sleeve.
13. Take out screw from lock-cylinder, back out steady-pin which holds rear-guide nut, and remove the nut. (The nut works on a left-hand thread.)
14. Take off lock-cylinder and carrier-block.
INSTRUCTIONS FOR ASSEMBLING.
1. Replace carrier-block and lock-cylinder.
2. Replace rear-guide nut, and put in steady-pin and lock-cylinder screw.
3. Replace sleeve (small end to the front) and place group of barrels in frame.
4. Replace cocking-cam piston and spring, place lock-cam cylinder in interior of breech-casing, and put in screws.
5. Replace hopper and put in hinge-pin.
6. Replace breech-casing and put in screws.
7. Replace traversing apparatus; place head of elevating-screw in its seat in traversing apparatus, and put elevating-screw with sleeve in place.
8. Screw in elevating-screw clamp as far as it will go and put in clamp-screw.
9. Replace adjusting-screw with set-nut and put on cover.
10. Replace worm-gear and spline-screw.
11. Replace sleeve, worm, and crank-shaft, and put steady-pin in worm.
12. Replace oscillating-screw and put screw in left end of crank-shaft.
13. Replace cascable-plate and put in screws.
14. Replace locks according to numbers on front of locks and rear barrel-plate.
15. Replace lock-plugs.