12 assembly of the remaining components, 13 stuffing box assembly, 1 gland packing – Flowserve LNGT User Manual

Page 36: 2 component mechanical seal [4200.1, 3 cartridge mechanical seal [4200

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LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08

Page 36 of 48

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6.9.12 Assembly of the remaining components
ƒ Assemble the coupling between the pump unit

and the electric motor according to the
instructions provided by the relevant supplier.

ƒ If required, replace the gaskets between the

flanges of the pipe work.

ƒ Connect all auxiliary lines according to the

dimensioned sketch. Fit the protective cover at
the coupling.

ƒ Carry out the instructions for starting up the

pump.



6.9.13 Stuffing box assembly

6.9.13.1 Gland packing
Insert inner two rings of packing, then lantern ring
halves and finally 2 or 3 more rings of packing.
Loosely fit the gland [4120] and connect flush line.

6.9.13.2 Component mechanical seal [4200.1]

Refer to separate User Instructions supplied

with the mechanical seal.

Fasten seal covers [4213] complete with O-ring
[4610.9] using screws [6570.7]. Connect flush line.
Connect any auxiliary piping.

6.9.13.3 Cartridge mechanical seal [4200]

If optional cartridge seals are fitted, refer to

separate User Instructions supplied with the seal
for securing and activating the seal.

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