Metso Neles N1 Series Installation, Maintenance & Operation Instructions Download Page 34

Page: 34 / 36

6 N1 70 en

TYPE CODE

Heavy duty scotch yoke actuator

1. 2. 3. 4. 5. 6. 7. 8. 9. 10.

11.

12.

0250

E03

* (NIL)

1. Series

Neles heavy duty actuator

2. Frame

size

3. Cylinder

size

0250

0063

0080

0100

0125

0150

0200

0250

0300

0350

0400

0500

0600

0700

0800

0900

1000

4. Link

type

Symmertric

Cylinder type

Single cylinder

Dual cylinder

6. Temperature

range

-20°...+80 °C

Single / Double acting

E01 ... E11 Spring to close

D00

Double act.

8. Spring

action

Spring to close

Spring to open

Double act.

Summary of Contents for Neles N1 Series

Page 1: ...6 N1 70 en 7 2019 NELES HIGH PERFORMANCE HEAVY DUTY SCOTCH YOKE ACTUATOR SERIES N1 Installation Maintenance and Operating Instructions ...

Page 2: ...e screw adjustment 23 4 7 Field conversions 23 5 MALFUNCTIONS 23 6 TOOLS 24 6 1 Tightening torque table 24 7 ORDERING SPARE PARTS 24 8 EXPLODED VIEWS AND PARTS LIST 25 8 1 Double acting actuators N1_D00 2 5 8 2 Single acting actuators N1_E_C and N1_E_A 27 9 DIMENSIONS AND WEIGHTS 29 9 1 Dimensions double acting 29 9 2 Weights double acting 30 9 3 Dimensions single acting 31 9 4 Weights single acti...

Page 3: ...he piston then moves towards the frame side of the cylinder The two keyways in the yoke are positioned at an angle of 90 to each other making it possible to change the position of the actuator in relation to the valve see Fig 1 Fig 1 Operating principle of the N1_E_C actuator The N1_E_A is spring to open type actuator The yoke of the actuator operated by the spring rotates counter clockwise as see...

Page 4: ... 250 300 350 400 500 600 700 800 900 1000 1100 1200 1300 Actuator Stroke volume dm3 N1X 0 3 0 6 0 9 1 4 N1A 0 9 1 4 2 5 3 6 5 7 8 2 11 N1B 10 14 18 N1C 12 17 22 35 N1D 14 20 27 42 63 94 N1E 32 50 76 113 137 171 N1G 62 93 417 168 202 N1H 115 213 208 261 305 Cyl Diam 63 80 100 125 150 200 250 300 350 400 500 600 700 800 900 1000 1100 1200 1300 Actuator Stroke volume dm3 N1X 0 7 1 1 1 8 2 7 N1A 1 8 2...

Page 5: ... leads to uncontrolled pressure release Shut off the supply pressure and release pressure from the cylinder before dismantling the actua tor Otherwise personal injury and damage to equipment may result CAUTION Follow the instructions given on the actuator warning plates CAUTION Before opening the cylinder fastening screws 11 release spring tension directed on actuator warning plate and in these in...

Page 6: ...ion If undesired operation occurs check for cor rect pressure and volume flow 3 3 Mounting the actuator on the valve Install the actuator so that the shaft of the valve or any other device to be actuated goes into the shaft bore of the actuator If the bore is larger than the shaft diameter use a keyed shaft adapter sleeve or bushing There are two key way slots in the shaft bore of the actuator at ...

Page 7: ...very five 5 years The inspection and maintenance interval depend on the actual application and process condition The inspec tion and maintenance intervals can be specified together with your local Metso experts During this periodic inspection the parts detailed in the Spare Part Set should be replaced Time in storage should be included in the inspection interval If maintenance assistance is requir...

Page 8: ...check air leakage from exhaust port NOTE In order to ensure safe and effective operation always use original spare parts to make sure that the actuator func tions as intended NOTE When sending goods to the manufacturer for repair do not disassemble them NOTE For safety reasons replace bolting if the threads are dam aged have been heated stretched or corroded ...

Page 9: ... preload Apply pneumatic pressure to rear cover 10 to move the spring cartridge connecting rod 58 Step 6 Unscrew bolts 44 of rear side end cap 61 and remove end cap Step 7 Unscrew lock nut 53 of connecting rod 58 to remove lock nut CAUTION Don t dismantle a pressurized actuator CAUTION To release spring tension the spring direction stop screw at the central block must be removed before the cylinde...

Page 10: ...lock module Step 11 Fitment between top cover 12 and central block 11 is tight use screw driver as crowbar and put it in slot provided on central block cover to lift the cover Step 12 Unscrew connecting nut 44 to dismantle con necting rod 58 from carrier 15 WARNING Under no circumstances should the spring module assembly be cut apart as the spring is preloaded and spring cartridge is welded assemb...

Page 11: ...d 58 connecting nut 44 and connecting bolt 55 assembly with carrier 15 and screw it in carrier 15 Across flat on connecting bolt should be locate inside the across flat of carrier Step 6 Align guide bush 60 with connecting rod and cen tral block Step 7 Align spring assembly with actuator assembly and install o ring seal 24 at front face of spring assembly and also install o ring 33 at the guide ro...

Page 12: ... 3 3 Pneumatic Cylinder Module Removal Step 1 Apply pneumatic pressure to front cover 3 to rotate actuator by 45 degree Step 2 Unscrew connecting nut 44 to dismantle piston rod 9 from carrier 15 Step3 Remove 6 hex cap screw nut 38 pneumatic cylinder assembly sides with lock washer 37 from central block housing 11 Step 4 Remove pneumatic cylinder module from actuator assembly CAUTION Spring module ...

Page 13: ...tively Step 2 Using lifting equipment move the pneumatic cylin der module up to central block module and align the piston rod to the centre of central block housing 11 Step 3 Align piston rod 9 connecting nut 44 and con necting bolt 20 assembly with carrier 15 and screw it in carrier 15 Step 4 Install hex cap screw nut with spring washer to install pneumatic module on central block module ...

Page 14: ...ate actuator by 45 degree Step 4 Unscrew connecting nut 44 to dismantle piston rod 9 from carrier 15 Step 5 Remove two tie rod 8 hex nut 40 with spring washer 39 from outboard side of rear cover 10 WARNING It is possible that the actuator may contain a dangerous gas and or liquids Ensure that all proper measures have been taken to prevent exposure or release of these types of contaminants before c...

Page 15: ...d piston rod 9 Step 9 Remove piston assembly 6 from tie rod Step 10 Remove retaining ring 50 of guide bushing to remove guide bushing Step 11 Remove guide bushing 7 from opposite side of piston Step 12 Remove tie rod 8 from front cover To remove tie rod use two lock nuts assemble them on tie rod and tight them with each other then turn one lock nut to remove tie rod CAUTION Do not damage o ring gr...

Page 16: ...1 Step 14 Remove front cover 3 from actuator assembly with piston rod 9 Step 15 Remove piston rod 9 and connecting nut 44 assembly from front side of the front cover 3 Step 16 Remove retaining ring 36 to remove bearing bush 5 Step 17 Remove guide bush 5 from front cover 3 CAUTION Do not damage seals of bearing bush 5 while removing it ...

Page 17: ...UTION Spring module and pneumatic cylinder module should be removed before starting central block module removal procedure Review chapter 4 3 section 4 3 1 and 4 3 2 The setting of stroke adjustment screw 42 should be checked and recorded before stroke adjustment screw are loosen or removed NOTE Stroke adjustment screw will be removed later in this pro cedure NOTE This procedure considers top cove...

Page 18: ...5 to remove yoke pin 16 from carrier Step 8 Remove yoke pin 16 from bottom side of carrier 15 and then remove carrier 15 from yoke 13 Step 9 Remove bottom side bearing 46 of yoke 13 from central block housing 11 Step 10 Unscrew and remove two stroke adjustment screw nuts 43 from stroke adjustment screw 42 Step 11 Unscrew and remove two stroke adjustment screws 42 from housing 11 ...

Page 19: ...le reassembly Step 1 Install bottom yoke bearing 46 in central block housing 11 Apply grease on bearing seat on central block housing for ease of assembly Step 2 Install carrier 15 in yoke 13 then insert yoke pin assembly 16 with roller 17 and washer 18 from bottom side for carrier Step 3 Install hex Head cap screw in carrier to locate the yoke pin at the center of carrier Step 4 Install top side ...

Page 20: ...f yoke with the help of hex head cap screw 47 apply grease on top side for yoke insert Step 8 Install guide rod 14 in central block housing 11 and carrier 15 Step 9 Install top cover 12 with o ring 25 on central block housing 11 with the help of hex soc head cap screw 45 apply coat of lubricant on o ring and meting surfaces before installation NOTE Above step should be done after installation of p...

Page 21: ...stall o ring 24 31 on front cover apply film of lubricant on cover o ring then install front cover on central block 11 Step 4 Install outer o ring 29 and internal x ring 35 on guide bush 7 apply lubricant on outer and inner diameter of guide bush 7 then install guide bush in piston 6 Step 5 Install retaining ring 50 on guide bush 7 to hold the guide bush in piston 6 NOTE The actuator must be in ap...

Page 22: ...d piston seal Step 9 Install connecting bolt 20 thru connecting nut 44 on piston rod taping tighten connecting bolt connecting nut should rotate freely after tightening of connecting bolt Step 10 Apply lubricant on cylinder tube 4 then install cylinder tube thru piston 6 on front cover 3 Step 11 Install o ring 31 30 on rear side cover 10 apply lubricant on both o ring then install rear cover in cy...

Page 23: ... 3 2 4 7 3 Converting spring return actuator to double acting Step 1 Remove the Spring module as per Chapter 4 3 Sec tion 4 3 1 Step 2 If Pneumatic cylinder Module needs to be relocated due to fail mode requirements fail counter clockwise use Chapter 4 3 Section 4 3 3 for removal and Section 4 3 4 for installation Step 3 Install end cap as shown onto the opposite end of central block housing 11 5 ...

Page 24: ... 26 26 30 46 Jaw spanner 43 24 36 46 46 55 55 65 70 Allen key 20 41 55 8 14 19 19 19 19 19 27 Ring spanner 38 13 17 19 19 24 46 46 55 Allen key 54 5 8 12 12 12 17 19 19 Ring spanner 40 Ø200 12 Ø250 12 Ø300 19 Ø300 19 Ø500 22 Ø600 27 Ø700 27 Ø250 12 Ø300 19 Ø350 19 Ø350 19 Ø600 27 Ø700 27 Ø800 32 Ø300 19 Ø350 19 Ø400 22 Ø400 22 Ø700 27 Ø800 32 Ø900 36 Ø350 19 Ø400 22 Ø500 22 Ø500 22 Ø800 32 Ø900 36...

Page 25: ...2 6 PISTON 1 7 PISTON ROD 1 8 CYLINDER REAR COVER 1 3 9 STUD BOLT 12 10 CENTRAL BLOCK COVER 1 11 YOKE 1 3 12 GUIDE ROD 1 13 CARRIER 1 14 YOKE PIN 1 3 15 ROLLER FOR YOKE PIN 2 16 WASHER 2 17 YOKE INSERT 1 18 CONNECTING BOLT PNEUMATIC SIDE 1 3 19 REAR CAP 1 20 PISTON STRIP 1 2 21 ROD SEAL 1 1 2 22 O RING 1 1 2 Part no DESCRIPTION QTY SPARE CAT 23 O RING 1 1 2 24 O RING 2 1 2 25 O RING 1 1 2 26 O RIN...

Page 26: ... 3 11 STUD BOLT 12 12 CENTRAL BLOCK COVER 1 13 YOKE 1 3 14 GUIDE ROD 1 15 CARRIER 1 16 YOKE PIN 1 3 17 ROLLER FOR YOKE PIN 2 18 WASHER 2 19 YOKE INSERT 1 20 CONNECTING BOLT PNEUMATIC SIDE 1 3 21 REAR CAP 1 22 PISTON STRIP 1 2 23 ROD SEAL 1 1 2 24 O RING 1 1 2 25 O RING 1 1 2 26 O RING 2 1 2 Item no DESCRIPTION QTY SPARE CAT 27 O RING 1 1 2 28 O RING 1 1 2 29 O RING 2 1 2 30 O RING 2 1 2 31 O RING ...

Page 27: ... PIN 1 3 15 ROLLER FOR YOKE PIN 2 16 WASHER 2 17 YOKE INSERT 1 18 CONNECTING BOLT PNEUMATIC SIDE 1 3 19 CONNECTING BOLT SPRING SIDE 1 3 20 SPRING COVER FRONT END 1 3 21 E TUBE 1 22 SPRING COVER REAR END 1 3 23 SPRING RETAINER 1 24 BEARING BUSH 1 25 CONNECTING ROD 1 26 E COVER REAR CAP 1 27 SPRING 1 28 PISTON STRIP 1 1 2 29 ROD SEAL 1 1 2 Item no DESCRIPTION QTY SPARE CAT 30 O RING 2 1 2 31 O RING ...

Page 28: ...2 19 YOKE INSERT 1 20 CONNECTING BOLT PNEUMATIC SIDE 1 3 21 CONNECTING BOLT SPRING SIDE 1 3 22 SPRING COVER FRONT END 1 3 23 E TUBE 1 24 SPRING COVER REAR END 1 3 25 SPRING RETAINER 1 26 BEARING BUSH 1 27 CONNECTING ROD 1 28 E COVER REAR CAP 1 29 SPRING 1 30 PISTON STRIP 1 2 31 ROD SEAL 1 1 2 32 O RING 2 1 2 33 O RING 1 1 2 Item no DESCRIPTION QTY SPARE CAT 34 O RING 2 1 2 35 O RING 1 1 2 36 O RIN...

Page 29: ...0 596 230 416 236 208 75 M10 15 25 80 210 99 105 3 4 NPT N1C0300 599 248 308 243 154 90 M10 15 50 90 294 127 107 3 4 NPT N1C0350 582 248 360 243 180 90 M10 15 50 90 294 127 107 3 4 NPT N1C0400 660 248 416 243 208 90 M10 15 50 90 294 127 107 3 4 NPT N1C0500 675 248 522 243 261 90 M10 15 50 90 294 127 107 3 4 NPT N1D0300 786 303 308 360 154 108 M12 15 50 150 350 132 121 3 4 NPT N1D0350 789 303 360 3...

Page 30: ...0700 1228 531 725 515 363 198 M12 15 50 150 600 218 213 1 NPT N1H0800 1253 531 825 515 413 198 M12 15 50 150 600 218 213 1 NPT N1H0900 1305 531 925 515 463 198 M12 15 50 150 600 218 213 1 1 2 NPT N1H1000 1251 531 1030 515 515 198 M12 15 50 150 600 218 213 1 1 2 NPT N1H0800 2 1934 531 825 515 413 198 M12 15 50 150 600 218 213 1 NPT Cyl Diam 63 80 100 125 150 200 250 300 350 400 500 600 700 800 900 ...

Page 31: ...1 E6 576 950 260 236 130 75 M10 15 25 80 210 99 105 321 1 2 NPT N1B0300 E1 E6 548 950 308 236 155 75 M10 15 25 80 210 99 105 321 3 4 NPT N1B0350 E1 E6 551 950 360 236 180 75 M10 15 25 80 210 99 105 321 3 4 NPT N1B0400 E1 E6 596 950 416 236 208 75 M10 15 25 80 210 99 105 321 3 4 NPT N1C0300 E1 E4 599 1056 308 243 154 90 M10 15 50 90 294 127 107 379 3 4 NPT N1C0350 E1 E4 582 1056 360 243 180 90 M10 ...

Page 32: ...413 198 M12 15 50 150 600 218 213 605 1 NPT N1H0900 E1 1305 2155 925 515 463 198 M12 15 50 150 600 218 213 684 1 1 2 NPT N1H0900 E2 1305 1920 925 515 463 198 M12 15 50 150 600 218 213 628 1 1 2 NPT N1H0900 E3 1305 1480 925 515 463 198 M12 15 50 150 600 218 213 605 1 1 2 NPT N1H1000 E1 1251 2155 1030 515 515 198 M12 15 50 150 600 218 213 684 1 1 2 NPT N1H1000 E2 1251 1920 1030 515 515 198 M12 15 50...

Page 33: ...356 135 31 75 149 0 311 F35 N1G M36 45 406 180 44 45 199 4 383 F40 N1H M36 54 483 200 50 80 222 1 387 F48 VIEW FROM Z N1B VIEW FROM Z N1C TO N1G VIEW FROM Z N1H TO N1M VIEW FROM Z N1X SECTION B B Ø6 1 20 N1X TO N1A 30 N1B TO N1H 16 4 4 6 M6 VIEW FROM X N1X TO N1A B B 80 30 M5x10 DEEP 4 NOS ØQ G X H DEEP 8 NOS V ØTxW DEEP U ØQ G X H DEEP 4 NOS U V ØQ G X H DEEP 12 NOS ØTxW DEEP ØQ G X H DEEP 4 NOS ...

Page 34: ...Frame size B X A B C D E G H 3 Cylinder size 0250 0063 0080 0100 0125 0150 0200 0250 0300 0350 0400 0500 0600 0700 0800 0900 1000 4 Link type S Symmertric 5 Cylinder type 1 Single cylinder 2 Dual cylinder 6 Temperature range G 20 80 C 7 Single Double acting E01 E11 Spring to close D00 Double act 8 Spring action C Spring to close A Spring to open D Double act ...

Page 35: ...6 N1 70 en 35 ...

Page 36: ... Sorocaba São Paulo Brazil Tel 55 15 2102 9700 Fax 55 15 2102 9748 Asia Pacific 238B Thomson Road 17 01 Novena Square Tower B Singapore 307685 Tel 65 6511 1011 Fax 65 6250 0830 China 11 F China Youth Plaza No 19 North Rd of East 3rd Ring Rd Chaoyang District Beijing 100020 China Tel 86 10 6566 6600 Fax 86 10 6566 2583 Middle East Roundabout 8 Unit AB 07 P O Box 17175 Jebel Ali Freezone Dubai Unite...

Search results

Summary of Contents for Neles N1 Series

Reviews:

Related manuals for Neles N1 Series

Brands by name

Popular brands

Metso Neles N1 Series, Installation, Maintenance & Operation Instructions

Search results

Summary of Contents for Neles N1 Series

Reviews:

Related manuals for Neles N1 Series

Brands by name

Popular brands