Flowserve Single Inside Pusher Type Seal Manuel d'utilisateur télécharger pdf (Page 2)

1 Equipment Check

1.1 Follow plant safety regulations prior to equipment disassembly:

 •lockoutmotorandvalves.

 •weardesignatedpersonalsafetyequipment.

 •relieveanypressureinsystem.

 •consultplantMSDSlesforhazardousmaterialregulations.

1.2 Disassemble equipmenttoallowaccesstosealinstallationarea.

1.3 Remove all burrsandsharpedgesfromtheshaftorsleeve

 includingsharpedgesofkeywaysandthreads.Replacewornshaft

orsleeve.Makesurethesealhousingboreandfacearecleanand

freeofburrs.

1.4 Check requirementsforshaft,sleeveandsealhousing.

SeeFigure1.

1.5 Check assembly drawing includedwiththesealforspecicseal

design,materialsofconstruction,dimensions,andpiping

connections.

1.6 Check shaft or sleeve OD, box bore, box depth, and distance

to the rst obstruction toensurethattheyaredimensionallythe 

sameasshownonthesealassemblydrawing.

1.7 Check gland pilot and bolt holestoensuretheyareadaptableto

theequipmentandarethesameasshownontheassemblydrawing.

Seal Chamber Requirements Figure1

To first obstruction

Face of seal housing to be square to the

axis of the shaft to within 0.0005 mm/mm

(0.0005 inch/inch) of seal chamber bore TIR

and have a 1.6 μm (63 μinch) R finish or better

Gland pilot can be at either of these

0.125 mm (0.005 inch) of shaft or

sleeve OD TIR

Seal housing bore to have 3.2 μm

(125 μinch) R finish or better

Sleeve or shaft finish to be

0.8 μm (32 μinch) R or better

• Bearings must be in good condition

• Maximum lateral or axial movement of shaft (end play) = 0.25 mm (0.010 inch) TIR

• Maximum shaft runout at face of seal housing = 0.05 mm (0.002 inch) TIR

• Maximum dynamic shaft deflection at seal housing = 0.05 mm (0.002 inch) TIR

Shaft or sleeve OD

+0.000 mm (+0.000 inch)

-0.050 mm (-0.002 inch)

+0.000 mm (+0.000 inch) API 610/682

-0.025 mm (-0.001 inch) DIN/ISO

ANSI

The images of parts shown in these instructions may differ visually from the actual

parts due to manufacturing processes that do not affect the part function or quality.

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Flowserve Single Inside Pusher Type Seal Manuel d'utilisateur Page 2

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