DeZurik G6-C4 Manual - Page 14

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DeZurik G6-C4 Manual
DeZURIK
Cylinder Operated G-Series Actuator
Reassembling Actuator
Table C: Spring Washer Arrangement
Valve Size
in
mm
3
80
4
100
5
125
6
150
8
200
10
250
12
300
14
350
16
400
18
450
20
500
10. Screw the cap nut (B25) onto the rack rod (B6) and tighten the two nuts against each other.
11. Scrape old gasket material (B26) from the housing (B1) and stop cap (B29).
12. Attach a new gasket (B26) and stop cap (B29) to the housing (B1) with screws (B23), nuts (B24)
and lockwashers (B28).
13. Apply a thin bead of silicone sealant Dow RTV-732 to the cover (B2). Line up the scribe marks
on the cover and housing (B1) and attach the cover with screws (B13).
14. After actuator is mounted, and shaft key is assembled in
keyseat, secure shaft key by staking with a center-punch
on the end of the shaft. Stake on both sides of the shaft
as shown in Figure 9.
Note: Do not deform the outside diameter of the shaft.
15. Attach the pointer (B17) to the gear (G3) with screws
(B18) pointing to the open position mark on the cover
(B2).
16. Adjust the open and closed position stops described in
the "Adjusting Position Stops" section.
D10455
(Continued)
Actuator
Direct
Size
Pressure
ALL
A
ALL
A
ALL
B
ALL
B
G6
B
G12
A
G6
B
G12
A
ALL
B
G12
B
ALL
B
ALL
B
ALL
B
Reverse
Pressure
A
A
B
B
B
A
B
B
B
B
B
B
B
Figure 9 – Shaft Key Staking
Page 14
August 2012