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4
E N G IN E R E A S S E M B LY
G e n e ra l d ire c tio n s
F o r a co rre ct re -a sse m b ly fo llo w in th e a d ve rse se n se w h a t sh o w n fo r d ism a n tlin g , h o w e ve r p a yin g a sp e cia l a tte n tio n to e ve ry
o p e ra tio n w e sp e cifically m e n tio n . W e re m in d yo u th a t g a ske ts, o il rin g s, cla m p s a n d se a lin g w a sh e r in d e fo rm a b le m a te ria l (a s
co p p e r, a lu m in u m , fib e rs, e tc.) a n d se lf-lo ckin g nu ts h a ve a lw a ys to b e re n e w e d . B e a rin g s h a ve b e e n stu d ie d a n d d ra w n fo r a w e ll
d e te rm in e d n u m b e r o f w o rkin g h o u rs. It is a d visa b le to re p la ce th o s e b e a rin g s w h ich u n d e rg o th e g re a te st w e a r a n d te a r e sp e -
cia lly in vie w o f th e fa ct th a t g e n e ra lly sp e a kin g th e y a re d ifficu lt to ch e ck fo r w e a r. W h a t a b o ve is su g g e ste d in a d d itio n to th e size
ve rifica tio n o f th e sin g le co m p o n e n ts, a s fo re se e n in th e p ro p e r ch a p te r (G E N G IN E O V E R H A U L IN G ). W e e m p h a size th e im p o r-
ta n ce o f th o ro u g h ly cle a n in g a ll co m p o n e n ts; b e a rin g s a n d a ll p a rticu la rs su b je ct to w e a r h a ve to b e lu b rica te d w ith e n g in e o il,
b e fo re re -a sse m b ly. S cre w s a n d n u ts m u st b e lo cke d a t th e p re scrib e d to rq u e s (se e a lso ch a p te r X "T IG H T E N IN G T O R Q U E S ").
B e fo re e ve ry re a s s e m b ly, c h e c k th a t a ll e le m e n ts a re
p e rfe c tly c le a n e d .
C h e c k th a t a ll b e a rin g tu rn p ro p e rly.
L u b ric a te w ith e n g in e o il a ll th e c o u p lin g a re a s a n d
th e m e ta l-a g a in s t-m e ta l s u rfa c e s .
In o rd e r to re a s s e m b le th e in te rfe rin g p a rts , h e a t th e
h o le a t 1 2 5 °C (2 5 7 °F ) th e n p u t th e s h a ft a fte r it h a s
b e e n p re vio u s ly lu b ric a te d w ith e n g in e o il.
L u b ric a te s tu d b o lts a n d n u ts w ith e n g in e o il.