Circor KF T Series Installation, Operation & Maintenance Manual Download Page 1 | Manualshive

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Installation, Operation and Maintenance Manual

SERIES T/TE/TW/TWE

ONE-PIECE TOP ENTRY

TRUNNION BALL VALVE

Page:

1

of

12

Document Name: IOM-T

Revision:

15333

Release Date: 06/26/2015

INSTALLATION, OPERATION & MAINTENANCE MANUAL

KF SERIES T

ONE-PIECE TOP ENTRY
TRUNNION BALL VALVE

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Summary of Contents for KF T Series

Page 1: ...nce Manual SERIES T TE TW TWE ONE PIECE TOP ENTRY TRUNNION BALL VALVE Page 1 of 12 Document Name IOM T Revision 15333 Release Date 06 26 2015 INSTALLATION OPERATION MAINTENANCE MANUAL KF SERIES T ONE...

Page 2: ...Y RELIEVING SYSTEMS 5 4 MAINTENANCE 5 5 RECONDITIONING 6 6 REASSEMBLY 7 7 VALVE SERVICING INTERVALS 7 8 VALVE MAINTENANCE GUIDE LINES 7 8 1 ROUTINE MAINTENANCE 8 8 2 VALVE FLUSH 8 8 3 VALVE CLEANING 8...

Page 3: ...Seat 8 Seat O Ring 9 Seat Back up Ring 10 Seat Sub Seal 11 Wave Spring 12 Bonnet Cap Screw 13 Stop Screw 14 Bonnet Seal 15 Stem Bearing 16 Stop Plate 17 Retainer 18 Retract Port Screw 19 Retract Port...

Page 4: ...y radial position Complete assembly by installing covers 2 2 SERIES TW Series TW has the same installation operation and maintenance as Series T except the TW valve is to be welded into the pipeline w...

Page 5: ...in the bleed valve body Stand clear of this direction when opening the bleed valve Never remove bleed valve 21 while valve is exposed to line pressure 3 4 BODY CAVITY RELIEVING SYSTEMS Trunnion mount...

Page 6: ...deep 2 If thick very viscous grease or sealant has been injected to effect a temporary seal body lube injection fittings 20 and internal ball checks 40 if included should be removed to allow sealant t...

Page 7: ...and into stem journal Remove seat retraction tools allowing seats to engage with the ball surface Next place a new bonnet seal in the recessed diameter on body face Install bonnet noting proper orient...

Page 8: ...clears channel passage where old grease may have been hardened inject cleaner through the lubrication channels leaves it for three to four hours If possible cycle the valve to evenly distribute the cl...

Page 9: ...s to be no leakage under test pressure Test pressure is to be applied successively to both sides of closed valve with other side open to atmosphere Testing pressure is 1 1 times MOP Test durations are...

Page 10: ...es If a position is not found to stop leakage in the CW direction turn hand wheel CCW to see if the valve may have been over closing VII If a position is found where leakage stops turn the stop screw...

Page 11: ...nt tends to stabilize with time Torque increasing rate that does not trend to stabilize can be caused by external affairs such as sand debris trapped between ball stem and bonnet flange or foreign obj...

Page 12: ...or when minimum torque required is not achieved wrong torque applied or threaded parts damaged In this case there is a leakage of fluid or gas from vent and drain If elastomeric seal material is dama...

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