Maintenance (cont'd) – Val-Matic Rubber-Seated Ball Valve User Manual

Page 9

Advertising
background image

9

ITEM DESCRIPTION MATERIAL

21

Bevel Gear Hsg. Cast Iron

22

Mounting Bolts

Steel

23

Cover

Cast Iron

24

Cover Bolts

Plated Steel

25

Gasket

Composition Rubber

26

Bevel Gear

Steel

27

Bevel Gear Key Steel

28

Pinion Gear

Steel

29

Pinion Gear Key Steel

30

Spacer

Steel

31

Input Shaft

Type 416 SS

32

Retaining Ring

Steel

33

O-Ring

Buna-N

34

Bearing

Bronze

35

2" Nut

Cast Iron

37

Pin

Steel

38

Thrust Washer

Bronze

39

Needle Bearing Steel

40

Bearing Races

Steel

41

Shims

Steel


MAINTENANCE (Cont'd)























TABLE 5. LS ACTUATOR PARTS

CHANGE OF ROTATION:

The traveling nut actuator with bevel gear can be
changed in the field from open-right to open-left by
inverting the bevel gear, refer to Figure 8.

1. Remove bevel gear housing cover and spacer.

2. Remove retaining ring and pull out input shaft

assembly.


3. Remove pinion gear and key.

4. Pull bevel gear and key.

5. Reassemble input shaft assembly with pinion, key,

and retainer ring.


6. Install spacer over shaft and then bevel gear and

key.


7. Replace

cover.








TABLE 6. BEVEL GEAR PARTS


FIGURE 8. BEVEL GEAR (Open-Right)





ITEM DESCRIPTION MATERIAL

1

Housing

Cast Iron

2

Cover

Cast Iron

3

Bushings

Teflon / Fiberglass

4

Cover Bolts

Plated Steel

5

Gasket

Composition Rubber

6

Indicator

Cast Iron

7

Indicator Bolts

Plated Steel

8

Gasket

Composition Rubber

9

Lever

Ductile Iron

10

O-Ring

Buna-N

11

Retaining Ring

Steel

12

Link

Steel

13

Link Bushing

Teflon / Fiberglass

14

Crosshead

Bronze

15

Guides

Bronze

16

Shaft

Steel

17

Thrust Collar

Bronze

18

Thrust Collar Pin Steel

19

Stop Nuts

Steel

20

Stop Nut Pins

Steel

21

Bevel Gear

Cast Iron

Advertising