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Cla - val – Cla-Val 136-03/636-03 Technical Manual User Manual

Page 16

background image

COVER

PIPE PLUG

COVER BEARING

SPRING

STEM NUT

DIAPHRAGM W

ASHER

DISC RET

AINER

BODY

*

SP
ACER W

ASHERS

DISC GUIDE

SEA

T

PIPE PLUG

STEM

SEA

T

O-RING

STUD

8" and Larger

*

DIAPHRAGM

*

DISC

*

Repair Parts

Seat Screw

8" and Larger

(Globe

or

Angle)

PIPE PLUG

HEX NUT

8" and Larger

Cover Bolt

6" and Smaller

KO

DISC GUIDE

KO

SEA

T

KO Anti-Cavitation

T

rim Option

N-100-01 (R-5/09)

CLA
-
VAL

Copyright Cla-Val 2009 Printed in USA Specifications subject to change without notice.

P.O. Box 1325

Newport Beach, CA 92659-0325

Phone: 949-722-4800

Fax: 949-548-5441

E-mail: [email protected]

Website cla-val.com

©

BOL

T/NUT

T

O

RQUING PROCEDURES ON V

A

L

VE COVERS

4

BOL

TS

6

BOL

TS

8

BOL

TS

12

BOL

TS

16

BOL

TS

20

BOL

TS

4

3

2

1

6

5

4

3

2

1

8

7

6

5

4

3

2

1

0

9

8

7

6

5

4

3

2

1

12

11

10

9

8

7

6

5

4

3

2

1

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

20

19

18

17

16

15

14

13

12

11

Follow this procedure when reassembling MAIN V

alve:

1.
T

ightens bolts/nuts in a “Star” or “Cross-Over” pattern following the

numbers shown above to insure that cover seats evenly on the diaphragm

material and body

.

2.
T

orque the bolt/nuts in three stages with a "Star" or "Cross-Over" pattern

for each stage:

A.
T

o

approximately 10% of final torque.

B.
T

o

approximately 75% of final torque.

C.
T

o

final required torque.

3. V

alves that are to be tested to 375 PSI or higher should be retorqued

after 24 hours.

100-01 Hytrol Main V

a

lve

Assembly