TM  10-3930-638-24&P 4 - 4 .    T R A N S M I S S I O N    M A I N T E N A N C E    ( c o n t ) d. Gear and Clutch Group (cont). Clean Bearings (4, 8, 13, Inspect 21,25,34,37,39, 41,43 and 50) STEP LOCATION ITEM ACTION REMARKS CLEANING  (cont) 18 Low clutch assembly Clean Use  clean  cloths  moistened  with  cleaning (17), third clutch solvent P-D-680 to remove exterior oil assembly (19), and and/or dirt, then dry with clean cloths forward clutch as- sembly  (48) 19 AU other parts Use cleaning solvent P-D-680. Immerse parts in cleaning solvent and move slowly up and down until parts are thoroughly cleaned. Dry thoroughly using moisture- free compressed air or clean cloths 20 Inspect all rollers, cages and cups for wear, chips,  nicks,  cracks,  damage,  and  distor- tion. If any of these conditions are ob- served, replace bearing. After inspect- tion, immerse in clean light oil and wrap in clean lintless cloth or paper 21 Idler shaft and gear Inspect Inspect teeth on gears for wear, pits, nicks, (5), low range cracks and scores. Remove small nicks gear (36), forward with hone. Inspect overall for damage, shaft gear (47) distortion, and cracks. If any of these conditions  observed,  replace  gear 22 Output shaft (33) Inspect Check for bent condition. Check that splines are not twisted or chipped. If shaft is worn or any of the above condi- tions  observed,  replace  it 23 Output flange (12), Inspect Check for bent or worn condition. Check and range shift that internal splines are not bent or hub (40) chipped; if any of the above conditions observed,  replace  part 24 All  other  parts Inspect Inspect for wear, cracks, distortion, pits, nicks, scores and damage. If any of these conditions observed, replace part REASSEMBLY 25 Transmission a. Output shaft oil Lubricate  and Lubricate with OE10 (refer to housing, front, seal (53) install current lubrication order); then forward clutch apply thin coat of Permatex 2 on bore outer diameter of oil seal. Install oil seal using sleeve. Oil seal is properly  installed  when  seal  is  flush with front of housing 4-180   Change   1