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VERDER VERDERAIR VA-E50 Operation page 22

Electric-operated diaphragm pump
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Torque Instructions
Torque Instructions
I f fl u i d c o v e r o r m a n i f o l d f a s t e n e r s h a v e b e e n
l o o s e n e d , i t i s i m p o r t a n t t o t o r q u e t h e m u s i n g t h e
f o l l o w i n g p r o c e d u r e t o i m p r o v e s e a l i n g .
F l u i d c o v e r a n d m a n i f o l d f a s t e n e r s h a v e a
N O T E :
t h r e a d - l o c k i n g a d h e s i v e p a t c h a p p l i e d t o t h e t h r e a d s .
I f t h i s p a t c h i s e x c e s s i v e l y w o r n , t h e f a s t e n e r s m a y
l o o s e n d u r i n g o p e r a t i o n . e p l a c e s c r e w s w i t h n e w
o n e s o r a p p l y m e d i u m - s t r e n g t h ( b l u e ) t h r e a d l o c k e r
o n t h r e a d s .
Torque sequence
A l u m i n u m P u m p s
1 . L e f t / i g h t F l u i d C o v e r s
T o r q u e b o l t s t o 2 2 . 6 – 2 3 . 7 N
( 2 0 0 - 2 1 0 i n - l b )
1
8
10
12
6
4
S I D E V I E W
S t a i n l e s s S t e e l o r C a s t r o n P u m p s
1 . L e f t / i g h t F l u i d C o v e r s
T o r q u e b o l t s t o 2 2 . 6 – 2 3 . 7 N
( 2 0 0 - 2 1 0 i n - l b )
1
8
10
12
6
4
S I D E V I E W
2 2
2 . I n l e t M a n i f o l d
m
T o r q u e b o l t s t o 1 4 . 7 – 1 5 . 8 N
( 1 3 0 - 1 4 0 i n - l b )
3
5
11
9
7
2
2 . I n l e t M a n i f o l d
m
T o r q u e b o l t s t o 2 2 . 6 – 2 3 . 7 N
( 2 0 0 - 2 1 0 i n - l b )
3
5
11
9
7
2
A l w a y s c o m p l e t e l y t o r q u e fl u i d c o v e r s b e f o r e
N O T E :
t o r q u i n g m a n i f o l d s .
1 . S t a r t a l l fl u i d c o v e r s c r e w s a f e w t u r n s . T h e n , t u r n
d o w n e a c h s c r e w j u s t u n t i l h e a d c o n t a c t s c o v e r .
2 . T u r n e a c h s c r e w b y 1 / 2 t u r n o r l e s s w o r k i n g i n a
c r i s s c r o s s p a t t e r n t o s p e c i fi e d t o r q u e .
3 .
e p e a t f o r m a n i f o l d s .
m
16
14
15
13
B O T T O M V I E W
m
16
14
15
13
B O T T O M V I E W
3 . O u t l e t M a n i f o l d
T o r q u e b o l t s t o 1 4 . 7 – 1 5 . 8 N
( 1 3 0 - 1 4 0 i n - l b )
20
17
T O P V I E W
3 . O u t l e t M a n i f o l d
T o r q u e b o l t s t o 2 2 . 6 – 2 3 . 7 N
( 2 0 0 - 2 1 0 i n - l b )
20
17
T O P V I E W
m
18
19
m
18
19
8 5 9 . 0 7 6 1

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