T M 9 - 2 3 5 0 - 2 3 8 - 3 4 -12 - 4 2 . M A I N T E N A N C E O F A U X I L I A R Y D R I V E A S S E M B L Y ( G E N E R A T O RD R I V E ) ( C O N T ) .R E A S S E M B L Y ( C O N T)1516171819Install two new bearing carrier shims (20)t o g e n e r a t o r d r i v e m e c h a n i c a l h o u s i n g ( 2 ).Install drive gear bearing housing (17) tog e n e r a t o r d r i v e m e c h a n i c a l h o u s i n g.E n s u r e b e a r i n g c u p s e a t s p r o p e r l y o v ert a p e r e d r o l l e r b e a r i n g.S e c u r e d r i v e g e a r b e a r i n g h o u s i n g ( 1 7)w i t h t h r e e e v e n l y - s p a c e d h e x a g o n h e adc a p s c r e w s ( 2 1 ) t i g h t e n e d t o e n s u r e d r i veg e a r b e a r i n g h o u s i n g s e a t s c o m p l e t e l y ing e n e r a t o r d r i v e m e c h a n i c a l h o u s i n g ( 2 ).Ensure that torque required to rotate gearset shouldered shaft (13) is 5.0 to 15.0i n . - l b ( 0 . 6 t o 1 . 7 N - m ) . R e m o v e s h i msfrom either bearing housing to reachr e q u i r e d t o r q u e .W h e n t o r q u e i s r e a c h e d , r e m o v e o nebearing housing, add 0.002 in. (0.005 cm)s h i m , a n d r e i n s t a l l b e a r i n g h o u s i n g.N O T EJ a c k i n g s c r e w s m a y b e r e q u i r e d tor e m o v e d r i v e g e a r b e a r i n g h o u s i n g.R e m o v e t h r e e h e x a g o n h e a d c a p s c r e ws(21), drive gear bearing housing (17), andb e a r i n g c a r r i e r s h i m s ( 1 8 ) . M a r k b e a r i ngcarrier shims for reinstallation.2 - 1 2 6
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