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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?
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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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Hi i m B.E. In elect. & comm. I m workin in bio mass plant from 6 mnths as inst. Engg. but now i m in dept. Of operation as shift engg...which is best operation or inst. 4 me? M confusd..plz help and reply me..
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