TM 5-3805-280-24-2
Rock Drill
44
9506
194. Install four screws (49).
173. Remove four screws (49).
100
195. Install two spacers (47), six adjusting shims (46),
174. Remove locknut (50), ring (51), and support (52).
four pins (48), two slippers (45), four screws (43),
and locknuts (44).
175. Remove dust hood (53), band (54), and skirt
(55).
196. Install centering part (42), diaphragm (41), four
screws (38), washers (39), and rings (40).
176. Remove adapter (56).
197. Install pin (35), centering pin (36), screw (33),
177. Remove two adapters (57).
and lock washer (34).
178. Remove hydraulic cylinder (58).
198. Install shock absorber (30), shim (31), two pins
(32), and plate (29).
179. Remove locknut (59).
199. Install articulation block (28).
180. Remove two rings (60), and two O-rings (61).
Discard the O-rings.
200. Install two rings (27), and right centralizer (26).
181. Remove cylinder rod (66), scraper seal (62),
201. Install two rings (25), and left centralizer (24).
guide (63), rod seal (64), O-ring (65), and piston
seal (67). Discard the O-ring.
202. Install two pins (23), and three elastic pins (22).
182. Remove two self-lubricating rings (70).
203. Install guide ring (20), piston seal (19), piston
(18), new O-ring (17), and rod seal (16).
183. Inspect, repair or replace parts as necessary.
204. Install new self-lubricating ring (15).
184. Install two self-lubricating rings (70).
205. Install guide (14).
185. Install piston seal (67),
206. Install scraper seal (13).
186. Install new O-ring (65), rod seal (64), guide (63),
scraper seal (62), and cylinder rod (66).
207. Install cylinder rod (12).
187. Install two new O-rings (61), and two rings (60)
208. Install four new self-lubricating rings (11).
188. Install locknut (59).
209. Install two oilers (10).
189. Install hydraulic cylinder (58).
210. Install cylinder (9).
190. Install two adapters (57).
211. Install two pins (8).
191. Install adapter (56).
212. Install two elastic pins (7).
192. Install skirt (55), band (54), and dust hood (53).
213. Install centralizer half-shell (6).
193. Install support (52), ring (51), and locknut (50).
Continued on next page
CED,OUOE019,11 1923MAR9919/22
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