Azbil AGVB User Manual

Step Procedure
5
•
Removing the actuator from the valve body
With the hammer and chisel, loosen and remove the nuts that hold the yoke. Lift and
remove the actuator from the valve body.
Note: Before disassembling a control valve that is installed on the piping, be sure to shut off the
fluid in the piping and release the process pressure.
Assembly procedure
Step Procedure
1
•
Mounting the actuator on the valve body
Mount the actuator on the valve body, aligning the matching marks. Tighten the nuts
that hold the yoke to secure the actuator in place.
2
•
Attaching the accessories
Attach the accessories such as the positioner and limit switch.
3
•
Attaching the stem connector
Apply air pressure to the actuator and adjust the position of the actuator stem, and
temporarily attach the stem connector. Make adjustment so that the threads on the
actuator stem and valve stem fit properly into the threads on the stem connector. (Be
careful not to rotate the valve stem during adjustment.)
Firmly tighten the hex bolts on the stem connector.
4
•
Attaching the air pipes
Attach the air pipes, etc., to the actuator.
5
•
Readjusting the positioner
Readjust the positioner (for the AVP, use the auto setup function).
5-3-2. Procedure for Changing the Mounting Orientation of the Actuator
CAUTION
Note that the specification for leakage from the valve seat cannot be guar-
anteed if the mounting orientation of the actuator is changed by anyone
other than our service personnel.
Procedure
Step Procedure
1 Remove the actuator from the valve body by using the disassembly procedure in
"5-3-1. Removal of the Actuator from the Valve Body and Reassembly".
2 Rotate the actuator to the desired position, paying attention not to rotate the valve
stem.
3 Assemble the valve body and the actuator by using the assembly procedure in
"5-3-1. Removal of the Actuator from the Valve Body and Reassembly".
5-2

Azbil AGVB Specifications

General

Brand	Azbil
Model	AGVB
Category	Control Unit
Language	English