control valve in manual/auto mode huntting checked spring
tention also it is ok.positioner also good condition &
incoming inst air line also constant pr.kindly give us
correct answer?
Answer Posted / aftab ahmed mazari
Please check following things:
1. To loose gland packing, due to tight packing, valve may hunt.
2.Check leakage from diaphragm.
3.May be seat or plug loose
4. Check cut marks at feed back linkages.
Is This Answer Correct ? | 3 Yes | 0 No |
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