DeZurik KGC-BD 사용 설명서 - 페이지 9

{카테고리_이름} DeZurik KGC-BD에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. DeZurik KGC-BD 13 페이지. Bi-directional knife gate valves with guides

2-36" KGC-BD BI-DIRECTIONAL KNIFE GATE VALVES WITH GUIDES

Packing Replacement

WARNING!

Pipeline pressure can cause personal injury or equipment damage. Relieve

pipeline pressure before removing gate stem and packing gland nuts.

1. Relieve the pressure in the pipeline and close the valve.

WARNING!

Accidental operation of power actuator can cause personal injury or equipment

damage. Disconnect and lock out power to actuator before servicing.

2. If the actuator is powered, disconnect and lock out power to prevent accidental operation of the

actuator.

3. Remove the two screws and nuts near the top of the gate and disengage the stem from the gate by

stroking the actuator (not the valve) to the open position.

4. Remove the gland nuts (A7), bolts (A5) and packing gland (A4).

5. Remove the used packing (A2) and packing cord (A8), if supplied. Inspect and replace anti-

extrusion guides (A9) if damaged.

July 2018

Page 9

DeZURIK

D11050