DeZurik G-SERIES 매뉴얼 - 페이지 16

{카테고리_이름} DeZurik G-SERIES에 대한 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. DeZurik G-SERIES 17 페이지. Lift, turn and reseat used on ptw & pfw tapered plug valves
DeZurik G-SERIES에 대해서도 마찬가지입니다: 지침 (7 페이지), 매뉴얼 (8 페이지), 매뉴얼 (17 페이지), 매뉴얼 (14 페이지), 매뉴얼 (12 페이지), 매뉴얼 (14 페이지), 매뉴얼 (16 페이지), 지침 (19 페이지), 사용 설명서 (13 페이지), 매뉴얼 (9 페이지)

페이지 인쇄
DeZurik G-SERIES 매뉴얼
DeZURIK

Troubleshooting

Condition
Actuator closes to
wrong position.
Actuator opens to
wrong position.
Actuator will not
fully operate valve.
High operating
torque.
D10456
Possible Cause
Closed position stop is set
incorrectly.
Pointer is installed incorrectly.
Open position stop is set
incorrectly.
Pointer is installed incorrectly.
Pipeline obstruction in valve is
preventing closure.
Misalignment of adaptor.
Misalignment of ENK extension.
Bent actuator input shaft.
Corrective Action
Adjust closed position stop. See
STOP ADJUSTMENTS section.
Rotate pointer to correct
Adjust closed position stop. See
STOP ADJUSTMENTS section.
Rotate pointer to correct
Remove obstruction.
Check valve-adaptor actuator
alignment and adjust.
Check valve-extension-actuator
alignment and adjust.
Replace actuator.
Page 16
position.
position.
August 2012