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SEAT, STEM SEALANT INJECTIOIN

SEAT, STEM SEALANT INJECTIOIN

SEAT, STEM SEALANT INJECTIOIN

(OP)
SEAT, STEM SEALANT INJECTIOIN

RE: SEAT, STEM SEALANT INJECTIOIN

(OP)
HELLO STUDENT,
MOST VALVES ARE PROVIDED WITH SEAT, STEM SEALANT
INJECTION WHICH IS CALLED SECONDARY SEALNT INJECTORS
ON SEAT AND STEM.
SEAT SEALNT INJECTOR IS A BACKUP SEALANT, INJECTED
UNDER PRESSURE.
THIS MIGHT INCREASE FORCE ON SEAT, ALSO REQUIRES CHECK
SEAL TO STOP FLOW INTO PORT.
INJECTED NORMALLY WITH HIGH PRESSURE GUN.
STEN SEALANT INJECTED UNDER PRESSURE TOO AND HIGH
PRESSURE GUN.

RE: SEAT, STEM SEALANT INJECTIOIN

(OP)
SEAT SEALANT NEEDS ATTENTION WHICH MEANS THAT
INJECTION POINT SHOULD BE AT THE MOST PROBABLE
LEAKAGE AREA, CHECK VALVE IN PLUG, AND CHECK
VALVE IN FITTING.
ALSO STEM INJECTION NEED ATTENTION WHERE BOTTOM
FLOW CHECKED AGAINST THRUST BEARING.

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