Flo-Tite MPF155 Installation, Operation And Maintenance Manual

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Page 1

IOM-MPF155

2018

Page

Flo-Tite Bottom Entry Series Models MPF155 Flanged End Ball Valves Installatio n, Operation and Maintenance Manual

Note:

Before

information included.

This

manual describes the procedures for the

Flo-Tite Flanged

warranties

o the nearest Flo-Tite Representative.

The Flo-Tite Flanged principle. The ball is not of tight shut-off with the line. The downstream seat, which is opposite the pressurized side, of a closed exerted by the line pressure on the ball, while the upstream seat is subject to little load or wear. For this reaso

INSTALLATION:

Receiving

A1.

Remove A2. Inspect the A3. Inspect the A4.

Cycle A5. As shipped from the factory, be removed if it is objectionable for a particular application by disassembling and solvent washing.

*If

transportation damage is found, immediately take pictures for record purposes and contact the inbo

carrier to submit a claim.

Installation Procedure

B1.

General – The either side of the intended installation should be checked to be free of dirt, debris, weld damage to the seats,

WARNING – Never

using a

valve,

Series Ball

read the entire IOM

safe

Valves.

Failure

to follow the

carefully

and

efficient

and make sure you have a clear understanding of all

installation, operation and maintenance of

procedures

in this manual may result in Flo-Tite

being voided. Problems with the operation and maintenance of these

Series

it is sometimes possible to increase useful seat

and Preparation Procedure

are designed as one piece body. This line of

fixed,

but is free to move with the line pressure. As a result, these

flow

in either direction or dead-ended, regardless of the position of the

life

by turning the

valves

valve

shipping protection

the

valve(s) valve

valve

for transportation damage*

bore and remove any debris

and inspect the

valve

valves

for smooth operation, size permit

may contain a silicone based lubricant.

valve

may be fitted in any position in the pipeline. Prior to installing the

seals

and surface of the ball. The piping must also be free of tension or compression.

use the

valve

as a pipe support or

structural

member.

valves

utilizes the

should be

“free floating”

valves

are capable

valve

must carry the load

end-for-end in the pipeline.

ting

This

is for break-in and may

valve,

the pipe o

slag,

etc. to prevent

directed

ball

in th

und

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IOM-MPF155

2018

Page

B2. Installation of the Flo-Tite Flanged attached to piping and supplied by others and attaching the size

and type

specified

by industry standards. Fasteners should be tightened in a “star” pattern.

Series valves

is accomplished by inserting the

valve

to the mating

Caution – Ensure that mating

fasteners are of the size and type approved for the flange.

flanges

are of the same

size,

type and pressure rating as the

B3.

Valves will

result in high operational torque. with the correct actuator IOM

with actuators should be checked for actuator-valve alignment. Angular or linear misalignmen

Electric

instructions.

and/or pneumatic connections should be made in

C. OPERATION:

C1. Manual operation of the

*The valve handle is

is open when the handle is “in-line” with the

“across”

or perpendicular to the

valve

is accomplished by turning the handle ¼ turn (90 degrees).

valve

or pipeline. The

valve

or pipeline.

C2. Flo-Tite Flanged instr

uctions on installation and operation, refer to the IOM for the correct actuator.

Series valves

can be operated with either electric or pneumatic actuators. For

C3. Flo-Tite Flanged p

osi

tioners.

Please

Series valves

refer to the appropriate IOM for each device.

may include one of

several

different

MAINTENANCE:

CAUTION –

any liquid retained in the

Ball valves

can trap fluid in the ball

valve

body when disassembling the valve.

cavity

when closed.

WARNING – If the

decontaminate the personal protective equipment such as aprons, gloves,

valve

has been in

before disassembly. All persons involved with the

hazardous

fluid

service, review applicable MSDS

face

shield, etc. to

Access degree, half open, position and flush the line, when Consult the metal tag attached to the can be ordered from the local Flo-Tite Representative.

to the

valve

internals starts with

relieving

valve

body to determine the correct seat and seal materials. Repair kits

pressure in the pipeline. Turn the

applicable,

This

to remove any hazardous material from the line.

should be done prior to any

CAUTION -

the

valve

Valves

prior to disassembling of the valve.

with actuators, limit

switches

or positioners should have these

WARNING- Use

protect against

extreme

personal

caution disconnecting any

injury. Isolate the

valve actuator

electrical

and/or pneumatic

prior to disconnecting.

Stem Packing

Stem seal alternating between nuts, until excessive,

leakage

the

seals

may be corrected without

leakage

are worn and replacement of the packing

disassembly.

stops. If

leakage

continues, or the

Tighten the packing gland nuts one flat at a time

will

be necessary.

WARNING- Do not

remove packing

gland while the line is under pressure.

valve

between flanges

flanges

valve

styles

of limit switches and

prepared to capture and manage

prevent personal

valve’s

operating torque becomes

Personal injury

with fasteners of th

valve

is closed when th

disassembly

injury.

valve

handle to the 45

disassembly

devices

sources

disassembled from

to the

and that

accordan

sheet and

should

could occur.

wear

work.

valve to

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IOM-MPF155

2018

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Valve

WARNING – Use

personal

CAUTION –

in line and secured with lifting straps or

Disassembly-

extreme

injury

that may be

valves

shall be adequately supported prior to unfastening the studs and nuts that hold the valve

caution when removing the

caused

by “cold

slings

springing”

to hold the weight of the valve.

flanged valve

of the piping

from the pipeline to

prevent

D1.

Remove taken to avoid scratching or damaging the r

einstalling in the line.

D2.

Safely

the

flange

place the

bolts and nuts and lift the

flange

valve

on a clean, secure and stable work surface. Protect the

valve

from the line for servicing. Note – care should be

gaskets. Damaged

gaskets

must be replaced prior to

flange faces

when

handlin

to prevent scratching and damage.

D3. Match mark the body and body end to insure correct alignment when the D4.

Remove D5. The ball may be removed by first placing the lifting

body cap. One body seal and seat should come out with the body

valve

in the

fully

device

for

safety

purposes when the weight of the ball dictates

closed position. Use a lifting strap and

valve

is reassembled.

end.

CAUTION – Use extreme care in handling the ball to avoid damage.

D6.

D7.

a.) 2”

Remove

valves – Remove

the second seat and seal.

Stem -

handle nut, handle, lock washer,

Belleville

washer, packing follower, packing protector, stem packing, o-ring, packing protector and stem. b.) 3 & 4” – Lose screw on handle and then r

emove handle, snap ring, tra ve l stopper, gla n d bolt, stop housing, housing bolt, packing gland, lock wa sher, Belle vill e follower , packi ng pr otector, stem packing, o-ring, thrust washer and stem.

The stem must be removed from the inside of the body. Gently tap the top of the stem with a

non-met

allic mallet. The thrust washer should come out with the stem. Stem packing can now be removed. If a packing pick is used to remove packing, care must be taken not to scratch any surface.

Visual Inspection-

Clean and inspect all metal parts. It is not have been damaged by abrasion or corrosion. Flo-Tite strongly recommends that all seats, be replaced whenever a quent side of the

leakage

valve

after reassembly. Replacement parts are sold in kit form.

body to identify the

valve

is disassembled for reconditioning.

Tite Distributor. Replacement parts should be purchased prior to to purchase replacement parts include:

a. Line size b. Model c.

Seat/seal

designa

tion

materials – see stamping on metal tag attached to the

Valve Reassembly -

Note- the how

ever,

Lubri

valve

a light

may be

lubricant

reassembled

on the ball and stem will aid in

cant used must be compatible with the intended system fluid.

necessary

specific sealing

and

operated dry

to replace the ball and stem unless the seating surfaces

seals

and packing

This

is the surest protection against subse-

Refer

to the metal tag attached to th

materials used. Kits can be obtained via the local Flo-

valve

when no

assembly

disassembly. Required informa

valve

body.

lubricants are allowed

reduce

initial operating torque.

in the

tion

system;

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IOM-F150F300-TB58

2018

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VALVE - SOFT PARTS

SEAT STEM SEALS BODY SEAL O-RINGS

TFM F TFM F TFM F VITON V

CTFM Y

EPDM E

PTFE T RTFM X

PTFE T PTFE T RPTFE R

PTFE T RPTFE R

BUNA B

50/50 S

RPTFE R

50/50 S

NONE N UHMWPE

U 50/50 S

UHMWPE

PEEK P UHMWPE

U PEEK

Cavity

Filled

C PEEK P Graphite G

Metal M Graphite G

Kel-F

Body Material

Install one new seat and seal in the body in the reverse order from above based on closed position. t

o the open position to help hold the ball in place. Install the second seal and seat into the body end.

This will

align the stem tang and the ball slot.

Place the body seal gasket into the shoulder counter-bore at the match marks to realign the body and body end, end nuts and tighten in a star pattern to the torque

cavity

with the spherical curvature facing the ball.

valve size,

carefully

Replace

including reattaching the handle. Turn the handle to th

Slide

the ball into position. Turn the hand

flange

in the

valve

body. Using th

place the cap end back into the body. Install the cap

values specified

below.

Note: Make sure ball is in closed position before tightening up the end co nnect io ns.

WARNING-

complete thread Cycle

the cycling slowly, motion, at this point, may cut the seats before they and

practical,

extreme care

engagement

exposed on

valve slowly,

the new seat lips will conform to the seal

test the

must be

exercised

of studs with the body

each

side.

with a gentle

valve

prior to reinstalling into the pipeline.

back

during tightening of the body end nuts to

flange

and forth motion to build

is maintained.

shape

against the ball. An initial fast turning

have a chance

There

should be at least one stud

gradually

to form the

to a full

proper

make

quarter

seal. When possible

Reinstallation-

Carefully un

damaged. Place the between each pair of reco

inspect the

mmended

torque

faces

of both the

valve

flanges

values

valve flanges

and the mating

flanges

to ensure they are clean and in the preferred position and support it from moving. Install a and reinsert the bolting and hand tighten.

in a star pattern to ensure that the gasket is compressed

Secure

the bolting to the

evenly

sealing

around the entire circumference.

Repair Kits –

Repair kits body

seals nameplate, as shown ma

terials are currently installed. Contact your

typically

consist of

and packing

below,

replaceable

seals. Refer

to confirm what

to the

seats,

uni

local Flo-Tite Representative to order and receive the kits prior to any maintenance work.

the st

sure that

turn. By

gasket

o-Tite’s marking

Valve Markings- Casted into

Material,

Valve Size,

& Class Pressure Rating

valve

bodies include the

All

Flo-Tite

valves

have metal nameplates spot welded to the

Standard

ID-Codes

Trim Soft Parts

Seat material Viton

Stem seal material Body seal material

Flo-Tite Name

Valve Model

system follows

following;

MSS

SP-25-1998

valve

Flo-Tite Name, Model Numbers, Body

body.

Valve Sid e A

Valve Side B

O-ring

ANSI Class

Page 5

IOM-F150F300-TB58

2018

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No.

Part List

Body

End Cap

Stem

Packing Gland

Packing Follower

Ball 7 Seat 8 Stem Packing

Packing Protector

Gasket

Thrust Washer

O-Ring

Anti-Static

Travel Stop

Snap Ring

Handle

Gland Bolt

Stop Housing

Housing Bol t

Body Stud

Body Nut

O-Ring

Set Screw

F150 Size 3"

Saturated steam services above 150 psi use either Super Tek III or S-Tek. Saturated steam services above 250 psig use metal seats.

Please carefully review all important procedures in this manual. If anything is unclear, please feel free to contact Flo-Tite directly.

Metal Seated Ball Valve will take full ANSI body metal material ratings

Flo-Tite, Inc. 4815 Lumberton, NC 28358

West 5th St.

2.5” - 12” Valve

Component

Lumberton, NC

Website:

P. O.

Box 1293

www

.maxsealinc.com

Higher Temperature Requirements

28359

E-mail:

Tel: (910) 738-8904

Fax: (910) 738-9112

[email protected]