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Leslie K-MAX, Installation, Operating, And Maintenance Instructions Parts List, Page: 6 / 24

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Leslie K-MAX Installation, Operating, And Maintenance Instructions Parts List Download Page 6

Page A4

PARTS LIST FOR K-MAX VALVE

NO.

PART NAME

A1

UPPER GUIDE BEARING

A2

PLUG

A3

LOWER GUIDE BEARING

A4

GUIDE BUSHING (3’ THRU 8” VALVES)

A5

PIPE PLUG

A6

BODY

A7

SEAT RING

A8

SEAT RETAINING RING

A9

FLANGE RETAINING RINGS

A10

SEPARABLE FLANGES

A11

BACKUP RING

A12

PACKING

A13

PACKING GLAND

A14

NUT

A15

YOKE/BODY STUD

A16

PACKING GLAND CLAMP

A17

SHAFT

A18

PACKING NUT

A19

PACKING STUD

A21

STUD BLOCK (FLANGELESS VALVES)

K-MAX PARTS IDENTIFICATION

FIGURE 2

*Recommended spare parts.

A19

A18

A16

A13

A12

A11

A14

A15

A6

A21

A17

A10

A1

A2

A7

A8

A5

A4

A3

A9

Summary of Contents for K-MAX

Page 1: ...imensions Parts List A11 Figure 5 Valve Seat Retainer Wrench A13 DIAPHRAGM ACTUATORS ON K MAX CONTROL VALVES MODELS 40 55 AND 85 DESCRIPTION B14 AIR SUPPLY B14 LUBRICATION B14 OPEN AND CLOSED POSITION STOP ADJUSTMENTS B14 SPRING TO CLOSE ACTUATORS CLOSED STOP ADJUSTMENT B14 OPEN STOP ADJUSTMENT B15 SPRING TO OPEN ACTUATORS CLOSED STOP ADJUSTMENT B15 OPEN STOP ADJUSTMENT B15 SIZE 40 ACTUATOR REMOVA...

Page 2: ...d to equal percentage or custom characteristic by simply changing the positioner cam The body is designed to ANSI Class 600 standards and is available with flangeless tie rod construction Optional slip on flanges are available in ANSI Classes 150 and 300 integral cast flanges are available in ANSI Classes 150 300 and 600 INSPECTION This equipment has been adequately packaged and protected for ship...

Page 3: ...ositioners Connect supply air to the positioner supply port See the Positioner Instruction manual for proper identification Valves without positioners Connect supply air to the actuator supply port Supply air should be clean dry and oil free and must not exceed the maximum rating of the actuator spring see the data plate affixed to the actuator spring case II OPERATION Connect a regulated air line...

Page 4: ... MUST FAIL CLOSED DIRECT ACTING ACTUATORS SPRING TO OPEN REVERSE ACTING ACTUATORS SPRING TO CLOSE STANDARD 180 FROM STANDARD 90 FROM STANDARD 270 FROM STANDARD STANDARD 180 FROM STANDARD 90 FROM STANDARD 270 FROM STANDARD 1 2 ACTUATOR MOUNTING POSITIONS FIGURE 1 1 2 ACTUATORS ARE IN THE FOREGROUND VALVE BODIES ARE BEHIND THE ACTUATORS ...

Page 5: ...e two nuts holding the packing gland clamp in place 4 Remove the two nuts that secure the actuator yoke shown in Figure 9 Ref B32 to the valve body then lift the yoke and packing gland clamp off the valve Leaving the ball bearing in the yoke 5 Slide the gland off the valve shaft 6 Remove and discard the packing from the valve body It is not necessary to remove the metal backup ring in the bottom o...

Page 6: ... SEAT RETAINING RING A9 FLANGE RETAINING RINGS A10 SEPARABLE FLANGES A11 BACKUP RING A12 PACKING A13 PACKING GLAND A14 NUT A15 YOKE BODY STUD A16 PACKING GLAND CLAMP A17 SHAFT A18 PACKING NUT A19 PACKING STUD A21 STUD BLOCK FLANGELESS VALVES K MAX PARTS IDENTIFICATION FIGURE 2 Recommended spare parts A19 A18 A16 A13 A12 A11 A14 A15 A6 A21 A17 A10 A1 A2 A7 A8 A5 A4 A3 A9 ...

Page 7: ...crew the seat ring retainer A seat retainer wrench can be fabricated using the dimensions shown in Figure 5 on page A13 For 6 and 8 valves insert screws in the holes in the seat ring retainer hook a pry bar on the screws and unscrew the retainer 10 Remove the seat ring from the valve cavity 11 Pull the shaft out of the body It may be necessary to remove the pipe plug from the bottom of the valve b...

Page 8: ... in either case 10 If the pipe plug was removed coat the threads with flow media compatible pipe compound and reinstall 11 Lightly lubricate the beveled edge of the seat ring then apply a lubricant to a 1 4 wide band around the circumference along both edges of the set ring O D 12 Place the seat ring into the body with the beveled edge against the plug 13 Coat the seat ring retainer threads with a...

Page 9: ...y the seated position 8 Move the seat ring against the plug in an orbital motion for approximately 30 seconds F SEAT RING LAPPING CONTINUED 9 Separate the seat ring and plug then wipe off the lapping compound 10 Check the seat ring and plug for a continuous lap band 11 If the lap band is incomplete on either the seat ring or plug repeat Steps 6 through 10 12 Once continuous lap bands have been ach...

Page 10: ... actuator See above valve when open Diaphragm supply air or instrument air leak on reverse acting actuators 1 Check all air connections with a water and soap mixture for leaks Tighten or reduce as necessary 2 Remove actuator to bench and check for stroke with bench air If no stroke replace diaphragm Improperly adjusted positioner Recalibrate Debris in valve interfering with plug movement Clean and...

Page 11: ...d pressure conditions in flow system have changed Consult Plant Engineer flow properly Malfunctioning controller recalibrate or repair controller Valve shaft packing is too tight Loosen packing nuts Valve or trim improperly sized Consult Plant Engineer Positioner faulty or improperly adjusted Recalibrate or replace Incorrect positioner cam selection Consult Plant Engineer Leakage through packing W...

Page 12: ... seat only Packing Postion 10 T Teflon Chevron G Grafoil Flow Direction Postion 11 O Flow to Open C Flow to Close Actuator Position 12 A DR 40 D B DR 40 R C DR55 D D DR 55 R E DR 85 D F DR 85 R G DR 145 D H DR 145 R N None bare stem Spring Position 13 2 20 3 35 6 60 Standard H O D Position 14 N No H Handwheel J HandJack Actuator Bolting Position 15 2 Stainless Steel Class Position 1 2 KR Material ...

Page 13: ...3 KM1202504 KM1202505 KM1202506 KM1202507 A2 Plug Full Hastelloy HC N 1 KM1202476 KM1202480 KM1202484 KM1202488 KM1202492 KM1202496 KM1202500 A2 Plug Full Titanium T3 N 1 KM5000208 Consult Leslie KM1219430 KM1205155 KM1203954 Parts List Detail A Flangeless Separable and Integral Flanged Valve Size Dimensions Inches mm A B C D E 1 4 27 16 47 16 5 32 7 62 25 102 62 113 4 06 194 1 5 41 2 23 4 51 8 1 ...

Page 14: ...sult Leslie A7 Seat Ring 4 Hastelloy HC N 1 KM1203115 KM1203135 KM1203158 KM1203180 KM1203202 KM1203224 KM1203248 A7 Seat Ring 4 Titanium T3 N 1 KM5000746 Consult Leslie KM1207974 KM1205158 KM5000083 KM5000085 Consult Leslie A7 Seat Ring 2 No Stellite S2 N 1 KM1203116 KM1203136 KM1203159 KM1203181 KM1203203 KM1203225 KM1203249 A7 Seat Ring 2 Part Stellite S2 P 1 KM1203117 KM1203137 KM1204783 KM120...

Page 15: ...1 2 1 1 2 5 8 200 3 16 x 3 8 1 2 188 1 215 437 1 660 A 27099 3 2 2 1 2 5 8 200 7 16 x 7 16 5 8 438 1 650 624 2 380 A 27099 4 3 3 3 8 5 8 250 5 8 x 5 8 5 8 625 2 370 624 3 315 A 27099 5 4 4 1 2 3 4 250 5 8 x 5 8 5 8 624 3 305 INCHES MILLIMETERS NO PART NAME MATERIAL QTY 1 NUT CARBON STEEL UNPLATED 1 2 DISC CARBON STEEL ANSI 1018 1 3 KEY STOCK M2 TOOL STEEL 1 SEAT RING WRENCH ...

Page 16: ...w if slight air pressure is applied to the diaphragm relieve the air pressure to check the adjustment 4 Tighten the jam nut to lock the adjusting screw in place PAGE B14 DESCRIPTION The Leslie Rotary Diaphragm Actuator is designed for the Leslie K MAX rotary control valves It can be used for on off or modulating applications in either the Spring To Open or Spring To Close mode of operation Action ...

Page 17: ...ication PAGE B15 4 Remove the pointer screws and pointer 5 Remove the top cover from the actuator 6 Apply air pressure to the diaphragm until the shoulder screw in the link arm lines up with the 5 8 hole in the top of the housing 7 Remove the shoulder screw and lock nut from the link arm 8 Turn off the supply pressure to the actuator assembly then disconnect the supply line from the actuator 9 Rem...

Page 18: ... cover Removal or installation of the housing cover without pressure on the diaphragm is very difficult and could result in damage to the actuator or valve PAGE B16 5 Remove the shoulder screw from the link arm 6 Relieve the air pressure to the diaphragm 7 Disconnect the actuator piping 8 Remove the four screws securing the actuator to the mounting adaptor then lift the actuator from the adaptor 9...

Page 19: ...r on the housing COUPLING CLAMP SCREWS Size 40 only FIGURE 4 ACTUATOR MOUNTING POSITION OF HOLE IN LINK ARM IN ACTION POSITION RELATIONSHIP TO SEAT END OF VALVE DIRECT Standard 1 Tooth Counterclockwise from 6 o clock DIRECT 90º 1 Tooth Counterclockwise from 9 o clock DIRECT 180º 1 Tooth Counterclockwise from 12 o clock DIRECT 270º 1 Tooth Counterclockwise from 3 o clock REVERSE Standard 1 Tooth Co...

Page 20: ...d screw it into the new spring assembly until about 1 4 of threads remain showing 14 Slide the new spring assembly into the spring case so the two pins in the spring fit into the two holes in the housing 15 Place the diaphragm on the spring case then set the diaphragm cover on the diaphragm 16 Fasten the spring case diaphragm and diaphragm cover together using bolts and nuts in the reverse of the ...

Page 21: ...lieve the pressure to the diaphragm 18 Attach the pointer to the stub shaft 19 Check the open and closed position stops and readjust if necessary 20 Pipeline flow may now be restored CHANGING MOUNTING POSITIONS The actuator may be mounted in any of four positions standard 90 degrees 180 degrees or 270 degrees from standard around the valve stem In the 90 and 270 degree positions the diaphragm hous...

Page 22: ...PAGE B20 PARTS IDENTIFICATION FOR 55 85 ACTUATOR FIGURE 8 ENLARGED DETAIL A SEE DETAIL A ...

Page 23: ...901 WASHER LOCK SPR 3 8 ZP 6 B18 KM1002510 WASHER F A 3 8 W EP 6 B20 KM1105216 BRG ROD END 2 B20 KM1105216 BRG ROD END 1 B21 KM1037834 SCR SHLD 1 2X3 8 16X1 1 B21 KM1037834 SCR SHLD 1 2X3 8 16X1 1 B23 KM1001955 SCR RH SL 10 24X1 2 HP 2 B23 KM1001955 SCR RH SL 10 24X1 2 ZP 2 B24 A74277 ORNG BUNAN 028 1 B24 A74277 ORNG BUNAN 028 1 B25 KM1051666 BRG SLV 1 503X1 754X1 2 1 B25 KM1051666 BRG SLV 1 BO3X1...

Page 24: ...0 SCR SHLD 3 8x5 16 18x3 4 1 B22 KM1000144 NUT HEAVY LOCK THIN 5 16 18 1 B23 KM1056545 SCR RH SL 10 24X1 4 ZP 2 QTY PART PER REF NUMBER DESCRIPTION VALVE B24 A74277 ORNG BUNA N 2 B25 KM1117666 BRG SLV 1 503X1 754x3 8 2 B26 KM1115425 POINTER DR40 1 B27 KM1125523 COVER TOP K M 1 B28 KM1115423 GSKT SIDE 40 2 B29 KM1161649 COUPLING DIAPH 40 1 B30 KM1174401 SCR STSOC 3 8 16X2 PL 316 1 B31 KM1031983 NUT...

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