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TM 5-5430-219-13
3-11.1 MAINTENANCE OF BUTTERFLY VALVE ASSEMBLY- cont.
B u t t e r f l y v a l v e i n s t a l l a t i o n . R e f e r t o f i g u r e 3 - 1 0 . 1
NOTE
M a k e s u r e g a s k e t i s f u l l y s e a t e d i n c o u p l i n g g r o o v e .
1 4 I n s t a l l g a s k e t ( 9 ) i n f e m a l e c o u p l i n g ( 1 2 ) .
1 5 P o s i t i o n g a s k e t ( 1 3 ) a n d f e m a l e c o u p l i n g ( 1 2 ) o n
b u t t e r f l y v a l v e ( 1 4 ) .
1 6 P o s i t i o n g a s k e t ( 8 ) a n d m a l e c o u p l i n g ( 7 ) o n b u t t e r f l y
v a l v e ( 1 4 ) .
1 7 I n s t a l l e i g h t f l a t w a s h e r s ( 1 1 ) , s c r e w s ( 1 0 ) , f l a t
w a s h e r s ( 6 ) , l o c k w a s h e r s ( 5 ) a n d n u t s ( 4 ) .
T i g h t e n t o 3 0 f t - l b . ( 4 0 . 9 5 N . m)
1 8 I n s t a l l g a s k e t ( 2 ) i n c a p ( 3 ) .
1 9 I n s t a l l c a p ( 3 ) o n t o c o u p l i n g ( 7 ) .
3-24.6 Change 2
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