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TRANSFER GEARBOX 218. Repeat above procedure and fit the rear taper roller bearing. 219. Lubricate both bearings with oil. t h e rear (gear end first). Obtaining bearing pre-load - with intermediate gear cluster removed 221. Secure the mainshaft bearing housing in the vice. 223. Clean the main bearing housing and measure 224. Fit the original shim to the main bearing housing. rear bearing cup on the main bearing 226. Apply grease to the gasket and fit onto the 2-27. Fit the main bearing housing and tighten the two remove the shim behind it. original shim, noting its thickness. housing and press it fully home. t ransfcr box casing . securing screws to the specified torque. . ... . , . . , . ... . . I . . ... Wind around rotate the input gear. A pull of 1,4 to 3,6 ( 3 to 8 Ib) is required on the spring balance. This or used bearings. 229. If the reading obtained is outside the above limits the original shim must be changed 230. Remove t h e two screws retaining the mainshaft bearing housing. 231. Press out the rear bearing cup from the bearing housing and remove and discard original shim. 232. Select a shim to the required thickness to obtain t h e correct pre-load of to to 0.003 in) on reassembly. 233. Fit the shim to the main bearing housing then press the rear bearing cup into position. 234. Fit the main bearing housing and tighten the two securing screws to the specified torque. 235. Grease and fit P.T.O. cover gasket and finally fit the P.T.O. cover securing it with six bolts (with plain washers) to the specified torque. Intermediate gear assembly - Keassembly 236. First the needle roller bearings and spacer from the gcar assembly. 237. Clean the parts, including the thrust washers and lock plate and examine for wear or damage, of section for thrust washer thickness. 238. Fit the ring to t h e intermediate shaft. 239. Fit the '0' ring into the front of t h e transfer case. 240. Lubricate thrust washers, bearings, shaft and 241. Fit needle bearings with spacer interposed. spacer. If the bearings have plastic cages, the flangcd 242. Fit front thrust washer to slot in transfer (plain side to case). 243. Locate gear assembly partially into the transfer case so that it rests on the front thrust washer. 244. Locate rear thrust washer (plain side uppermost) into slot in transfer case. 245. Gently push gear assembly into mesh. shaft hole guide the locating tab on the rear thrust in the transfer case. 247. Align gear and thrust assembly and slide the intermediate shaft into the transfer box from the 248. Align the shaft so that the lock plate slot in end is on top. . . . NOTE: The pre-load can only be measured while the Transfer gearbox is separated from the main gear box. |