3-1
Chapter 3. Inspection and Maintenance
Inspect and service the actuator as follows:
(1) Tightening the gland:
Tighten the gland once in every 6 months or thereabout. The tightening procedure is as
given in Section 2-3-(3).
(2) Lubricating the gland:
Lubricating the gland once in every 6 months or thereabout. The lubricating procedure is
as given in Section 2-3-(4).
(3) Check for hunting of valve Position:
Refer to ''Troubleshooting.''
(4) Check for abnormal noise and vibration:
Refer to ''Troubleshooting.''
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