DeZurik ANSI/AWWA C540 Instruction - Page 7

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ANSI/AWWA C540 Hydrualic Cylinder for G-Series Actuators
Reassembly
(continued)
13. Start the tube at a 45-degree angle and rotate the tube onto the piston. See Figure 3.
14. Clean the O-ring groove in the cylinder cap.
15. Lubricate and install the O-ring in the cylinder cap. Use a new O-ring if necessary.
16. Assemble the cylinder cap, lock washers and nuts. Tighten tie rod nuts to the torque specified in
Table A.
17. If the actuator is a powered actuator, reconnect power to the actuator.
March 2017
Figure 3—Installing Cylinder Tube
Table A: Tie Rod Nut Torques
Cylinder Size
(ft lbs) (cm/kg) (Nm)
4"
12
6" & 8"
16
10" &12"
20
14"
38
Page 7
Torque
175
16
225
22
275
27
526
52
DeZURIK
D10296