The cause of the failure of the lower discharge valve and its solution

Possible Faults Causes of Faults Remedy 1. Leakage in the flange connection 1. Flange bolts are not tightened or uneven. 1. Feed the bolt back and tighten it again. 2. Gasket failure. 2. Change the gasket. 3 flange sealing surface dirt. 3. Remove the cleaning flange. 2. Stuffing box leakage 1. Loose packing or packing gland. 1 The packing gland should be pressed evenly. 2 filler failure 2 replacement of new packing. 3. Sealing surface leakage 1. Sealing surface with dirt. 1. Clean the sealing surface. 2 sealing surface damage. 2. re-grinding. 4. Stem rotation is not flexible 1. Spool cover angle too tight or bearing wear. 1. Adjust the packing tightness or replace the shaft. 2. Stem and stem nut debris can be blocked, the threaded part of the damage. 2. Disassemble to clean or repair damaged thread. 3 electric device failure. 3. According to the instructions to check and repair.

Inch Tape Measure

Tape Measure is a commonly used tool in daily life. What you often see is the Steel Tape Measure, which is commonly used in construction and decoration, and is also one of the essential tools for the family. Divided into fiber tape measure, tape measure, waist measurement and so on. Luban ruler, Feng Shui ruler, and Wen Gong ruler are also steel tape measures.

Inch Tape Measure,Tape Ruler Measurements,Tape Measure Inches,Imperial Tape Measure

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