valve maintenance

7
STATIC 1 VALVE (Maintenance)

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Page 1: valve maintenance

STATIC 1VALVE

(Maintenance)

Page 2: valve maintenance

VALVE MAINTENANCE

• Maintenance is important to – make sure valve in working order– keep safety for personnel– keep smooth operation

• 3 items for maintenance of valve is– change gasket– change gland packing– lapping disc and seat

Page 3: valve maintenance

VALVE MAINTENANCE

• Change Gasket

Page 4: valve maintenance

VALVE MAINTENANCE

• Change Gland Packing– Either valve use or not packing renew not more

than 2 years– Thickness packing is the different between inside

stuffing box and outside spindle divide by two– Arrange staged by each others

Page 5: valve maintenance

VALVE MAINTENANCE

• Lapping Seat and Disc

Page 6: valve maintenance

VALVE MAINTENANCE

• Lapping Seat

Page 7: valve maintenance

VALVE MAINTENANCE

• Lapping Disc