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Maxton EMV10, Manual

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Maxton EMV10 Manual Download Page 20

 

1728 Orbit Way - Minden, Nevada  89423      P: 775-782-1700  F: 775-782-1701    [email protected]     www.maxtonvalve.com

 

 

  

20

 

\\SERVER\CATALOG 2019\2019 Catalog Rev 2 

 

PART #

 

 

DESCRIPTION

 

PART #

 

DESCRIPTION

 

PART #

 

DESCRIPTION

 

28149A

 

  

UP CONTROL BLOCK ASSEMBLY

 

 

 

  BPS SECTION (Continued)

 

 

  CHECK SECTION (Continued)

 

280070

 

 

 

Adjuster screw assembly (long)

 

 

 

 

 

BPS closure assy (continued)

 

28010A

 

 

 

  Check seat assembly (Continued)

 

203400

 

 

 

 

 

Seal nut

 

201200

 

 

 

 

 

BPS closure

 

2010A0

 

 

 

 

 

Check seat

 

227000

 

*

 

 

 

Teflon seal

 

201800

 

 

 

 

 

BPS adjuster screw

 

210370

 

 

 

 

 

Seal ring

 

200700

 

 

 

 

 

Adjuster screw

 

210600

 

*

 

 

 

Seal ring

 

 

 

 

280090

 

 

 

Adjuster screw assembly (short)

 

28014B

 

            BPS piston & guide assembly

 

205000

 

  VALVE BODY

 

203400

 

 

 

 

 

Seal nut

 

204000

 

 

 

          Sleeve

 

28030A

 

 

 

  Regulator assembly

 

227000

 

*

 

 

 

Teflon seal

 

210000

 

*

 

 

 

    Seal ring

 

2053A0

 

 

 

 

 

Up leveling speed adjuster

 

200900

 

 

 

 

 

Adjuster screw (short)

 

2038B0

 

 

 

 

 

BPS piston rod

 

210700

 

*

 

 

 

Seal ring

 

 

 

 

 

Up control block miscellaneous

 

210200

 

*

 

 

 

Seal ring

 

2030A0

 

 

 

 

 

Regulator

 

282920

 

+

 

 

 

Solenoid tube assembly

 

2023A0

 

 

 

 

 

Piston

 

218800

 

 

 

 

 

Spring

 

29298A-2

 

+

 

 

 

Solenoid seat kit

 

28098A

 

*

 

 

 

Piston ring  & expander assy

 

212200

 

 

 

 

 

Spring

 

292950

 

+

 

 

 

Ball cage kit

 

2057A0

 

*

 

 

 

Seal ring

 

214200

 

 

 

 

 

Spring boss

 

210800

 

*

 

 

 

Seal ring

 

2011E4

 

 

 

 

 

BPS guide (standard)

 

281610

 

 

 

  Up / Down strainer assembly

 

244500

 

 

 

 

 

Seal plug

 

2118A0

 

 

 

 

 

Lock nut

 

210700

 

*

 

 

 

Seal ring

 

2105LC

 

*

 

 

 

Seal ring

 

204200

 

 

 

          BPS Diffuser

 

216100

 

 

 

 

 

Strainer

 

2110LC

 

*

 

 

 

Seal ring

 

208900

 

 

 

          Spring, BPS diffuser

 

 

 

 

 

  Valve body miscellaneous

 

238000

 

 

 

 

 

Ball

 

28006A

 

 

 

Up / Down seat assembly

 

203500

 

 

 

 

 

Flange, 2½" Grooved (Shown)

 

243300

 

 

 

 

 

Spring

 

209300

 

 

 

 

 

Snap ring

 

203600

 

 

 

 

 

Flange, 2" Grooved

 

239509

 

 

 

 

 

Orifice (max UT) (Steel)

 

2006A0

 

 

 

 

 

Up seat

 

2035A0

 

 

 

 

 

Flange, 3" Grooved

 

2379A0

 

 

 

 

 

Screw, (¼-28 button head)

 

219200

 

 

 

 

 

Seal ring

 

205600

 

 

 

 

 

Flange, 2" Threaded

 

2372LC

 

*

 

 

 

Seal ring

 

 

 

 

 

 

205800

 

 

 

 

 

Flange, 2½" Threaded

 

 

 

 

 

 

 

 

 

 

 

  DOWN SECTION

 

2105LC

 

*

 

 

 

Seal ring

 

 

 

 Relief block assembly

 

280520

 

 

 

Down closure assembly

 

210700

 

*

 

 

 

Seal ring

 

 

 

 Note:

 Available in complete up block assy

    

 only.

 

205100

 

 

 

 

 

Lock nut

 

2379A0

 

 

 

 

 

Screw (¼-28 button head)

 

 

 

 

 

206700

 

 

 

 

 

Lock nut

 

235200

 

 

 

 

 

Pipe plug

 

28148A

 

  DOWN CONTROL BLOCK ASSY

 

205200

 

 

 

 

 

Down closure

 

213100

 

 

 

 

 

Regulator stud

 

280070

 

 

 

Adjuster screw assy (long)

 

2379A0

 

 

 

 

 

Screw (¼-28 button head)

 

2141A0

 

 

 

 

 

Set screw

 

203400

 

 

 

 

 

Seal nut

 

202900

 

 

 

 

 

Down leveling speed adjuster

 

 

 

 

 

 

 

 

227000

 

*

 

 

 

Teflon seal

 

210600

 

*

 

 

 

Seal ring

 

 

 

 

200700

 

 

 

 

 

Adjuster screw

 

203700

 

 

 

 

 

Down speed adjuster

 

 

 

                MISCELLANEOUS

 

280470

 

 

 

Manual lowering screw assembly

 

210500

 

*

 

 

 

Seal ring

 

2059A0

 

 

 

 

 

Coil Cover

 

203400

 

 

 

 

 

Seal nut

 

 

 

 

 

 

 

 

 

206400

 

 

 

 

 

Screw (Down closure)

 

227000

 

*

 

 

 

Teflon seal

 

28017B

 

 

Down piston & guide assy (std...)

 

206500

 

 

 

 

 

Screw (BPS closure)

 

204700

 

 

 

 

 

Manual lowering screw

 

2038A0

 

 

 

          Down piston rod

 

206600

 

 

 

 

 

Screw (flanges, Check closure)

 

230000

 

 

 

 

 

Roll pin

 

210200

 

*

 

 

 

Seal ring

 

213000

 

 

 

 

 

Lock ring

 

 

 

 

 

Down control block misc.

 

2023A0

 

 

 

 

 

Piston

 

210400

 

*

 

 

 

Seal ring (flanges)

 

282920

 

+

 

 

 

Solenoid tube

 

28098A

 

 

 

 

 

Piston ring & expander assy

 

212900

 

 

 

 

 

Screw (regulator cap)

 

28292A

 

+

 

 

 

Solenoid tube w / stud

 

2057A0

 

*

   

Seal ring

 

2138A0

 

 

 

 

 

Screw (up block)

 

29298A-2

 

+

 

 

 

Solenoid seat kit

 

2017E4

 

 

 

 

 

Down guide (std.)

 

213900

 

 

 

 

 

Screw (up block)

 

292950

 

+

 

 

 

Ball cage kit

 

2118A0

 

 

 

 

 

Lock nut

 

215900

 

 

 

 

 

Screw (up & down blocks)

 

210800

 

*

 

 

 

Seal ring

 

204000

 

 

 

 

 

Sleeve

 

205100

 

 

 

 

 

Jam Nut

 

244500

 

 

 

 

 

Seal plug

 

210000

 

*

 

2379A0

 

 

 

 

 

Screw (Coil Bracket)

 

263900

 

*

 

 

 

Seal ring

 

28006A

 

 

 

Up / Down seat assembly

 

 

 

 

 

 

 

 

 

2105LC

 

*

 

 

 

Seal ring

 

209300

 

 

 

 

 

Snap ring

 

28082B

 

 

 

       Solenoid Coil Assembly

 

208700

 

 

 

 

 

Spring

 

2006A0

 

 

 

 

 

Down seat

 

2082B0

 

 

 

 

 

Solenoid coil 115 VAC / 24 VDC (Red)

 

238000

 

 

 

 

 

Ball

 

219200

 

 

 

 

 

Seal ring

 

208880

 

 

 

 

 

C-Frame

 

238100

 

 

 

 

 

Screw (10/32 button head)

 

 

 

  CHECK SECTION

 

 

 

 

 

 

 

 

 

2379A0

 

 

 

 

 

Screw (¼-28 button head)

 

280480

 

 

 

Check closure assembly

 

 

 

 

 

 

 

 

 

239513

 

 

 

 

 

Orifice (max DS)

 

204800

 

 

 

 

 

Check closure

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

210370

 

*

 

 

 

Seal ring

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

208800

 

 

 

           Spring, check piston

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

28011A

 

 

 

Check piston & guide assy (std.)

 

 

 

 

 

 

 

 

281780

 

  COIL BRACKET ASSEMBLY

 

2021A0

 

 

 

 

 

Lock nut

 

 Notes:

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 REFER TO THE UC2A EXPLODED

 

VIEW PARTS LIST FOR THE UC2A

 

DOWN VALVE SECTION.

 

 

 

* 

= PARTS INCLUDED IN

 

SEAL KIT # 291510

 

 

 

+ = PARTS INCLUDED IN

 

SOLENOID KIT # 29292A

 

217800

 

 

 

 

 

Conduit Bracket

 

200200

 

 

 

 

 

Spacer

 

207700

 

 

 

 

 

Grommet

 

2025A0

 

 

 

 

 

Check piston

 

207900

 

 

 

 

 

Ground screw

 

2057A0

 

*

 

 

 

Seal ring

 

 

 

 

 

2011E4

 

 

 

 

 

Check guide (std.)

 

 

 

 

 

 

 

 

 

281510

 

 

 

 

 

Check linkage assembly

 

 

 

  BPS SECTION

 

210200

 

      *

   

Seal ring

 

280120

 

 

 

BPS closure assembly

 

28010A

 

 

 

Check seat assembly

 

2067A0   

      Lock nut 

2095A0   

          Snap ring 

 

 

 

   

 

 

 

 

 

 

 

             

Seal ring

 

EXPLODED VIEW UC1A 

B44

 PARTS LIST 

Summary of Contents for EMV10

Page 1: ...hooting Procedures UC4 UC4M UC4MR B44 UC4 UC4MB44 Hydraulic Controllers Exterior Dimensions UC4 UC4M UC4MR B44 Guide Configurations UC4 UC4M UC4MR B44 Adjustment Procedure UC4 UC4M B44 Dual Valve Adjustment Procedure Exploded View UC4 UC4MB44 Exploded View Parts List UC4 UC4MB44 Seal Ring Locations UC4 UC4M UC4MR B44 UC4 UC4M UC4MRB44 35 64 EMV10 65 68 PSNO 2 Low Pressure Switch Isolation Coupling...

Page 2: ...le for consequential incidental or special damages The sole and exclusive remedy and the limit of MAXTON S liability for any loss whatsoever shall not exceed the price paid by the purchaser for the product to which the claim is made PRODUCT SUITABILITY Many states and localities have codes and regulations governing sales construction installation and or use of products which may vary from those in...

Page 3: ...tact Sales at 775 782 1700 Name _____________________________________________________ Phone __________________________________ Company Name _____________________________________________ Fax ____________________________________ Bill To City Address ____________________________________________________________________________________ Shipping Address __________________________________________________...

Page 4: ...This page intentionally left blank ...

Page 5: ... 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 5 SERVER CATALOG 2019 2019 Catalog Rev 2 UC4 UC4M UC1 UC1AB44 APPLICATION FLOW CHART MAXIMUM OPERATING PRESSURES UC1 1A SERIES VALVES 600 P S I UC4 UC4M SERIES VALVES 800 P S I ...

Page 6: ...2 1701 info maxtonvalve com www maxtonvalve com 6 SERVER CATALOG 2019 2019 Catalog Rev 2 Down Speed Regulated Valves MAXIMUM OPERATING PRESSURES UC4MR SERIES VALVES 800 P S I UC2 UC2A SERIES VALVES 600 P S I EMV10 SERIES VALVE 1000 P S I APPLICATION FLOW CHART ...

Page 7: ...8 71 56 40 Y 5500 926 778 572 438 366 346 280 237 231 195 166 143 124 109 97 78 62 44 6000 849 624 477 399 377 306 258 253 212 181 156 136 119 106 85 68 48 W 6500 920 676 517 432 409 331 280 274 230 196 169 147 129 115 92 73 52 E 7000 990 728 557 466 440 357 301 295 248 211 182 158 139 123 99 79 56 I 7500 780 597 499 472 382 323 316 265 226 195 170 149 132 106 85 60 G 8000 832 637 532 503 407 345 ...

Page 8: ...0 11 18 22 26 35 46 55 58 71 84 86 103 121 140 161 183 206 258 322 455 S 80 13 20 25 29 40 52 62 66 82 97 99 118 138 160 184 209 236 295 368 520 P 90 15 23 28 33 45 59 70 74 92 109 111 132 155 180 207 235 265 331 415 585 E 100 16 26 31 37 50 65 78 83 102 121 123 147 172 200 230 261 295 368 461 650 E 110 18 28 34 40 55 72 86 91 112 133 136 162 190 220 252 287 324 405 507 715 D 120 20 31 37 44 60 78...

Page 9: ...25 09 20 73 17 42 16 06 12 80 11 15 9 80 7 74 6 27 5 69 2500 38 72 31 36 25 92 21 78 20 07 16 00 13 94 12 25 9 68 7 84 7 11 3000 46 46 37 63 31 10 26 13 24 08 19 20 16 73 14 70 11 62 9 41 8 53 3500 43 90 36 29 30 49 28 10 22 40 19 51 17 15 13 55 10 98 9 96 4000 41 47 34 85 32 11 25 60 22 30 19 60 15 49 12 54 11 38 4500 46 65 39 20 36 13 28 80 25 09 22 05 17 42 14 11 12 80 5000 43 56 40 14 32 00 27...

Page 10: ...61 6 70 7 80 4 102 126 139 S 5 14 1 19 2 25 1 31 8 39 3 47 5 56 5 61 4 77 0 88 4 101 127 157 173 P 10 28 3 38 5 50 3 63 6 78 5 95 0 113 123 154 177 201 254 314 346 E 15 42 4 57 7 75 4 95 4 118 143 170 184 231 265 302 382 471 520 E 20 56 5 77 0 101 127 157 190 226 245 308 353 402 509 628 693 D 25 70 7 96 2 126 159 196 238 283 307 385 442 503 636 785 866 METERS 30 84 8 115 151 191 236 285 339 368 46...

Page 11: ... 1 349 16 753 6 152 40 28 274 182 415 1 469 18 244 6 1 4 158 75 30 590 197 933 1 593 19 783 6 1 2 165 10 33 183 214 084 1 796 22 305 6 3 4 171 45 35 785 230 869 1 858 23 075 7 177 80 38 485 248 287 1 999 24 826 7 1 2 190 50 44 179 285 023 2 295 28 502 7 3 4 196 85 47 173 304 341 2 450 30 427 8 203 20 50 266 324 293 2 611 32 426 8 1 2 215 90 56 745 366 096 2 947 36 599 8 3 4 222 25 60 132 387 948 3...

Page 12: ...This page intentionally left blank ...

Page 13: ...oils Encapsulated CSA UL Listed Overall Dimensions Width 13 inches 330mm Height 12 3 8 inches 314mm Depth 11 1 4 inches 286mm Weight UC1A 47 lbs UC2A 50 lbs Refer to flow Charts pg 5 6 To insure proper valve selection please return a completed copy of our Job Specification Sheet pg 3 to Maxton HYDRAULIC CONTROLLERS UC1A UC2A B44 Unit body construction Steel sleeve inserts in valve body Grooved or ...

Page 14: ...This page intentionally left blank ...

Page 15: ...com www maxtonvalve com 15 SERVER CATALOG 2019 2019 Catalog Rev 2 TANK JACK 3 1 8 79mm 4 3 4 121mm 8 203mm 11 1 4 286mm 3 1 2 89mm 4 1 2 114mm Top View JACK TANK 12 3 8 314mm 5 3 8 137mm PUMP 1 29 32 48mm 4 3 4 121mm 7 7 8 200mm 13 330mm Front View EXTERIOR DIMENSIONS UC1A PUMP BELOW ...

Page 16: ...nvalve com 16 SERVER CATALOG 2019 2019 Catalog Rev 2 EXTERIOR DIMENSIONS UC2A Top View TANK JACK 11 1 4 286mm 3 1 8 79mm 4 3 4 121mm 3 1 2 89mm 4 1 2 114mm 8 203mm PUMP Front View JACK TANK 12 3 8 314mm 13 330mm 7 7 8 200mm 4 3 4 121mm 5 3 8 137mm PUMP BELOW 1 29 32 48mm 12 3 4 324mm UA US UL UT ...

Page 17: ...y OUT CCW until the car accelerates smoothly Send car to upper landing Accel 0 04g 0 09g 9 DT Register a down call and turn DT IN CW so that the car slows to provide 4 to 6 inches of stabilized down leveling Send car to upper landing Decel 0 04g 0 09g 10 DL Disconnect D coil Register a down call hold D adjuster in place and set down level speed at 6 to 9 fpm with the DL adjuster Tighten both D DL ...

Page 18: ...ded car is operating 10 above its rated or normal speed turn the DSR adjuster OUT CCW to slow the car to its normal operating speed ATTENTION All Maxton Valves MUST be installed with the solenoids in the upright vertical position Prior to 2012 the sleeve and baseplate were an integral part of coil operation 2012 to current the C Frame is an integral part of coil operation COIL OPERATING SEQUENCE U...

Page 19: ... SOLENOID TUBE ASSY 28292A SOLENOID TUBE ASSY W STUD 28010A CHECK SEAT ASSY WARNING MANUAL LOWERING LABEL 28017B DOWN PISTON GUIDE ASSY 204200 DIFFUSER Notes ITEMS INCLUDED IN SEAL KIT 291510 REFER TO SEAL RING LOCATIONS SHEET UC1 UC1A UC2 UC2AB44 FOR PART NUMBER ITEMS INCLUDED IN SOLENOID KIT 29292A UC1A SHOWN REFER TO THE UC2A EXPLODED VIEW FOR THE UC2A DOWN VALVE SECTION 292950 BALL CAGE KIT 20...

Page 20: ...8148A DOWN CONTROL BLOCK ASSY 205200 Down closure 213100 Regulator stud 280070 Adjuster screw assy long 2379A0 Screw 28 button head 2141A0 Set screw 203400 Seal nut 202900 Down leveling speed adjuster 227000 Teflon seal 210600 Seal ring 200700 Adjuster screw 203700 Down speed adjuster MISCELLANEOUS 280470 Manual lowering screw assembly 210500 Seal ring 2059A0 Coil Cover 203400 Seal nut 206400 Scre...

Page 21: ...BA ADJUSTER ASSY 206500 SCREW NOTES ITEMS INCLUDED IN SEAL KIT 291510 REFER TO SEAL RING LOCATIONS SHEET UC1 UC1A UC2 UC2AB44 FOR PART NUMBERS REFER TO THE UC1A EXPLODED VIEW PARTS LIST FOR ALL OTHER ASSEMBLIES WITH THE EXCEPTION OF THE DOWN VALVE SECTION 220300 SPRING 219300 SLEEVE 218400 RESTRICTOR SEAT 28189A DSR ADJUSTER ASSY S Port 28191D RESTRICTOR CLOSURE ASSY B Port 283810 SCREW 239504 ORI...

Page 22: ...8017B Down piston guide assy std 218300 Roll pin 29298A 2 Solenoid seat kit 2038A0 Down piston rod 2177B0 90 deg male connector 292950 Ball cage kit 210500 Seal ring 212400 Ball 210800 Seal ring 2023A0 Piston 212200 Spring 244500 Seal plug 28098A Piston ring expander assy 239504 Orifice 263900 Seal ring 2057A0 Seal ring 210200 Seal ring 2105LC Seal ring 2017E4 Down piston guide std 28190A Balance ...

Page 23: ...00 210600 1 2057A0 1 9 2105LC 2 2107LC 210400 1 1 210370 WHITE TEFLON SEAL 227000 4 2057A0 1 5 210500 2057A0 1 1 210400 210800 4 236000 4 28098A PISTON RING EXPANDER ASSY 1 210400 2105LC 5 238500 4 2372LC 1 2298A0 2 4 282920 4 229400 4 282950 4 29298A 2 292950 29292A Sold As Kits 2 263900 Notes SEAL RINGS SHOWN IN ACTUAL SIZE 263900 210200 210600 210800 210400 210000 2057A0 210300 210370 2105LC 1 ...

Page 24: ...This page intentionally left blank ...

Page 25: ...f car speed NOT to exceed 6 inches for every 25 fpm of car speed the up solenoid U is de energized allowing fluid from the control side of the up piston to flow through the up transition adjustment UT then to the up leveling speed regulator LS orifice which is held open by a mechanical linkage attached to the check valve The control fluid then returns to the reservoir and the up piston moves towar...

Page 26: ...of the piston is larger in area than the area exposed to jack pressure This causes the down piston to start closing A control rod follows the movement of the piston uncovering control porting and allowing fluid to flow through the down level adjustment DL which when equal in quantity to the flow through the down transition adjustment DT stops the motion of the piston placing the down valve in the ...

Page 27: ... Way Minden Nevada 89423 P 775 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 27 SERVER CATALOG 2019 2019 Catalog Rev 2 HYDRAULIC SCHEMATIC UC1A B44 NOTE THE DOWN VALVE IS ROTATED 90 FOR CLARITY ...

Page 28: ...1728 Orbit Way Minden Nevada 89423 P 775 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 28 SERVER CATALOG 2019 2019 Catalog Rev 2 HYDRAULIC SCHEMATIC UC2A B44 ...

Page 29: ...nnect switch off and that the elevator is resting on the buffers zero system pressure The possible problems and causes are listed in likelihood and ease of checking The first section of the guide deals with the UP SECTION while the second deals with the DOWN SECTION It is important to use the following reference materials in conjunction with the trouble shooting procedures UC1 UC1A UC2 UC2AB44 Ope...

Page 30: ...ck up control fluid strainer underneath the up control block for lint If clogged remove debris in this case oil in the system must be filtered Remove BPS closure and piston Examine piston ring for debris and or damage it must expand after it has been manually compressed Clean or free if necessary Check piston ring for ring groove wear Make sure the large recycle spring grips the shoulder of the pi...

Page 31: ...eveling Speed adjuster dot is referenced to the line between F and S Check Relief for proper setting If car will not adjust using LS Leveling Speed adjuster turn US Up Stop adjuster in CW Be sure to count the number of turns for later readjustment If the car moves then 1 Check for proper coil voltage 2 Remove the US solenoid assembly and check for foreign material and or damage Ball Cage must oper...

Page 32: ... freedom of movement SLOW DOWN START Turn DA Down Acceleration adjuster out CCW Turn DS Down Stop adjuster in CW Check jack packing and guide shoes for any binding Remove D solenoid assembly Check for debris and or damage Ball Cage must operate freely within solenoid tube Replace solenoid seats HARSH OR BOUNCY START Bleed air from jack Check for tight packing or guide shoe friction FAST DOWN START...

Page 33: ... for debris and or damage Ball Cage must operate freely within solenoid tube 3 Replace solenoid seat If car does not lower turn DT in CW until normal leveling speed is attained DOWN STOP TOO SMOOTH OR INACCURATE Turn DS Down Stop adjuster out CCW This will necessitate readjusting the DA Down Acceleration adjustment Check slow down switch and relays for possible delay Remove DL solenoid assembly an...

Page 34: ...ster in clockwise CW fully If leak stops this indicates a leak at the down solenoids Replace D and DL solenoid seats Refer to solenoid kit 29292A If leak is present replace with valve exchange new valve or contact Maxton technical support ADDITIONAL PROCEDURE FOR UC2A UC2 FULL DOWN SPEED TOO SLOW In examining flow charts the down flow capacity of the UC2A UC2 valve is 10 percent less than the UC1A...

Page 35: ... Coils Encapsulated CSA UL Listed Overall Dimensions Width 8 7 16 inches 214mm Height 10 1 2 inches 268mm Depth 9 3 16 inches 233mm Weight 27 lbs 12 2kg Refer to flow Charts pg 5 To insure proper valve selection please return a completed copy of our Job Specification Sheet pg 3 to Maxton Unit body construction Steel sleeve inserts in valve body Feedback control for stall free operation Individuali...

Page 36: ...TALOG 2019 2019 Catalog Rev 2 DL D B A BPS R CENTER LINE OF PUMP Top View ADJUSTER MAX LENGTH UC4M SHOWN PUMP CENTER LINE OF PUMP 9 3 16 233mm 6 5 8 168mm 5 1 16 129mm 1 1 2 38mm 10 1 2 267mm Front View 3 13 16 97mm 4 1 4 108mm 2 3 16 55mm 3 13 16 97mm 8 7 16 214mm 4 5 8 117mm EXTERIOR DIMENSIONS UC4 UC4M UC4MR B44 J T ...

Page 37: ...1728 Orbit Way Minden Nevada 89423 P 775 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 37 SERVER CATALOG 2019 2019 Catalog Rev 2 GUIDE CONFIGURATIONS UC4 UC4M UC4MR B44 ...

Page 38: ...This page intentionally left blank ...

Page 39: ...n US IN CW as needed to bring car to floor level The pump must be timed to run second after the car has reached the floor 6 With empty car at bottom floor disconnect U US coils and register a call The car must not move If movement occurs check BPS and US LS Dot on the LS adjuster should be referenced to the line between F S When necessary disconnect the U coil and turn the UL adjuster IN CW to sto...

Page 40: ... coil operation COIL OPERATING SEQUENCE US For up travel energize when pump starts and de energize to stop With US energized and pump running car will move up at leveling speed For soft stop pump should run second after US de energizes U Energize with US coil to run up at contract speed De energize at slowdown distance from floor Slowdown distance 2 inches for each 10 fpm of car speed NOT to excee...

Page 41: ...lve 2 This will allow independent adjustment between each valve 1 Set BPS Disconnect the US Coil start the pump for the valve to be adjusted Turn the BPS adjuster in CW until the car moves up then back the adjuster out CCW until the car stalls then back out the adjuster turn more Snug the adjuster lock nut No further adjustment is needed 2 Set UA Re connect the US Coil make an up call The car shou...

Page 42: ...ing pressure Tighten the lock nut snug Restart to check the pressure relief setting Seal as required Open the manual shut off valve to the jack Readjust UA for proper Up Acceleration DOWN Section Adjustment Start and adjust each valve unit separately Later combine the valve units and make final adjustments as indicated 1 Set the Down Speed D The down speed for an individual unit is obtained by div...

Page 43: ...0 SCREW ASSY Available in complete closure assy only 232900 SCREW 28328MW CLOSURE ASSY 28328W UC4 212900 SCREW 283240 DOWN LEVEL ADJ ASSY OPTIONAL 283580 2 THD FLANGE ASSY 28346MW CONTROL PLATE ASSY 28346W UC4 283430 2 Grooved FLANGE ASSY SHOWN 244600 SEAL PLUG 28082B 115 VAC 24VDC RED With C Frame For Optional Coils See Page 81 282990 MANUAL LOWERING SCREW ASSY 238100 SCREW 2379A0 SCREW 2139B0 SC...

Page 44: ...ster screw 212200 Spring 210800 Seal Ring 210500 Seal ring 214200 Spring boss 234400 Spring 230200 Spring boss 213400 Ball 3 16 230300 Spring 28350B Regulator rod assembly Control plate assy miscellaneous 230500 Ball retainer 235200 Pipe plug 282920 Solenoid tube assembly 236900 Ball 214100 Set screw 29298A2 Solenoid seat kit Valve closure assy miscellaneous 2350B0 Regulator rod 292950 Solenoid ba...

Page 45: ...ASSY 2107LC 1 210200 2 210200 1 283330 BPS ADJUSTER ASSY 2105LC 8 232100 1 210500 1 237200 1 210500 5 210800 6 210800 3 210500 2 238500 4 233600 2 282920 4 282950 4 229400 4 236000 4 2298A0 2 4 29298A 2 292950 292920 UC4M SHOWN Sold As Kits See Detail A 210800 4 13 285010 DSR ADJ ASSY 28328MRW CLOSURE ASSY UC4MR 210800 1 238500 1 238500 1 210200 1 237200 1 233600 1 210500 2 SEAL RING LOCATIONS UC4...

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Page 47: ...to flow to the jack cylinder causing the jack to move in the up direction The elevator then accelerates to full speed as the up piston closes the up valve Upon reaching a predetermined distance below the floor to which the car is traveling 2 inches for each 10 fpm of car speed NOT to exceed 6 inches for every 25 fpm of car speed the up solenoid U is de energized allowing fluid from the control sid...

Page 48: ...n the area exposed to jack pressure This causes the down piston to start closing A control rod follows the movement of the piston uncovering control porting and allowing fluid to flow through the down level adjustment DL which when equal in quantity to the flow through the down transition adjustment DT stops the motion of the piston placing the down valve in the leveling position The rate of movem...

Page 49: ...t Way Minden Nevada 89423 P 775 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 49 SERVER CATALOG 2019 2019 Catalog Rev 2 NOTE UC4 IS A MIRROR IMAGE OF THE UC4M HYDRAULIC SCHEMATIC UC4M UC4 B44 ...

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Page 51: ... Port 1 8 NPT Pressure Switch S Port 1 8 NPT Operating Temperature 80 150 F 26 65 C Oil Type Hyd ISO VG 32 150 SUS 100 F 38 C Solenoid Coils Encapsulated CSA UL Listed Overall Dimensions Width 8 7 16 inches 214mm Height 10 1 2 inches 268mm Depth 9 3 16 inches 233mm Weight 27 lbs 12 2kg Refer to flow Charts pg 6 To insure proper valve selection please return a completed copy of our Job Specificatio...

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Page 53: ... second after the car has reached the floor 6 With empty car at bottom floor disconnect U US coils and register a call The car must not move If movement occurs check BPS and US LS Dot on the LS adjuster should be referenced to the line between F S When necessary disconnect the U coil and turn the UL adjuster IN CW to stop Unlock the LS adjuster by loosening the screw next to the symbol 1 turn Move...

Page 54: ...SEQUENCE US For up travel energize when pump starts and de energize to stop With US energized and pump running car will move up at leveling speed For soft stop pump should run second after US de energizes U Energize with US coil to run up at contract speed De energize at slowdown distance from floor Slowdown distance 2 inches for each 10 fpm of car speed NOT to exceed 6 inches for every 25 fpm of ...

Page 55: ...338E4MR BPS PISTON GUIDE ASSY 28328MRW CLOSURE ASSY 28346MRW CONTROL PLATE ASSY 28371E PISTON RING ASSY 285010 DSR ADJ ASSY Notes ITEMS INCLUDED IN SEAL KIT 291540 REFER TO SEAL RING LOCATIONS SHEET UC4 UC4M UC4MRB44 FOR PART NUMBERS REFER TO THE UC4M EXPLODED VIEW FOR ALL OTHER ASSEMBLIES SPECIFICATION LABEL EXPLODED VIEW UC4MR B44 285060 PUSH BUTTON MANUAL LOWERING ASSY J DL D B A BPS R DSR ML T...

Page 56: ... adjuster Control plate assy miscellaneous 237200 Seal ring 210700 Seal ring 282920 Solenoid tube assembly 230100 Relief adjuster screw 2347W0 Regulator 29298A2 Solenoid seat kit 210500 Seal ring 212200 Spring 292950 Solenoid ball cage kit 230200 Spring boss 214200 Spring boss 2385LC Seal ring 230300 Spring 2372LC Seal ring 230500 Ball retainer 28350B Regulator rod assembly 21019LC Seal ring 23690...

Page 57: ...L CHECK VALVE BODY US BALL CHECK MAXIMUMDT ORIFICE DS BALL CHECK 7 8 9 10 11 12 15 16 17 18 DOWNSTRAINER UPSTRAINER DOWN CHECK PISTON GUIDE ASS Y RE GULATOR ROD LS ADJUSTER 13 14 16 15 JACK TANK RELIEF BPS DL D VALVE BODY CLOSURE VALVE CONTROL PLATE 1 3 4 5 6 2 8 10 12 17 18 13 14 D SOLENOID DL SOLENOID US SOLENOID U SOLENOID MANUAL LOWERING DT DA UT UA UL US PUMP BELOW BP S PISTON GUIDE ASS Y DSR...

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Page 59: ... disconnect switch off and that the elevator is resting on the buffers zero system pressure The possible problems and causes are listed in order of likelihood and ease of checking The first section of the guide deals with the UP SECTION while the second deals with the DOWN SECTION It is important to use the following reference materials in conjunction with the trouble shooting procedures UC4 UC4MB...

Page 60: ... UA Up Acceleration adjuster out counterclockwise CCW Check relief valve for proper setting Refer to adjustment procedures Check belts and pulleys on pump and motor to make sure they are not slipping Check motor for proper HP rating and line voltage for excessive voltage drop Remove transfer line Check up control fluid strainer on the end of the transfer line for lint If clogged remove debris in t...

Page 61: ...er minute Remove the US solenoid assembly and check for foreign material and or damage Ball Cage must operate freely within solenoid tube Replace the BPS adjuster CAR STALLS OR LEVELING SPEED VARIES IN LEVELING ZONE Make sure the US Up Stop and U Up coils are connected in proper operating sequence Refer to Adjustment Procedure Make sure LS Leveling Speed adjuster dot is referenced to the line betw...

Page 62: ...ck piston guide and seat for freedom of movement SLOW DOWN START Turn DA Down Acceleration adjuster out CCW Turn DS Down Stop adjuster in CW Check jack packing and guide shoes for any binding Remove D solenoid assembly Check for debris and or damage Ball Cage must operate freely within solenoid tube Replace solenoid seats HARSH OR BOUNCY START Bleed air from jack Check for packing or guide shoe fr...

Page 63: ... LEVELING SPEED Turn DA Down Acceleration adjuster out CCW Turn ML Manual Lowering screw out CCW If car lowers 1 Check voltage to DL solenoid coil 2 Remove DL solenoid assembly and check for debris and or damage Ball Cage must operate freely within solenoid tube 3 Replace solenoid seat If car does not lower remove valve closure check down leveling spool and spring to make sure it is not sticking o...

Page 64: ... down control fluid strainer assembly for lint If clogged remove debris in this case oil in the system should be filtered CAR DRIFTS SLOWLY DOWN Send car to upper floor Open main power disconnect switch Close pit valve If car still drifts the leak is in the jack assembly Turn ML Manual Lowering screw out CCW and then turn in CW fully to insure a good seat Turn DA Down Acceleration adjuster in cloc...

Page 65: ...ecured Verify all voltage sources to the EMV10 are secured before making repairs 4 Wiring All wiring should be routed in such a way that it is not likely to be pulled pinched stepped on have objects placed on it or damaged in any way 5 Retain User Manual The user manual should be retained for future reference The Maxton EMV10 Electronic Motor Valve was designed to meet a growing demand for low use...

Page 66: ...odegradable oil Electrical Input Provided by Elevator Contractor Valve Controller Power Supply 24 VDC 3 2A Regulated Pump Disable Circuit 110 VAC Coil Input Signals 110 VAC Overall Dimensions Width 5 7 8 149 2 mm Height 8 203 2 mm Depth 8 203 2 mm Weight 14 lbs 6 4 kg MAJOR COMPONENTS PORT LOCATIONS Manual Lowering Pressure switch port S on valve body Down DV Solenoid Coil Compensator Strainer Acc...

Page 67: ...ly makes for a simple control valve modernization but decreases set up time and improves elevator ride performance with an upgrade to Maxton s electronic residential LULA control valve the EMV10 RV100 Conversion Kit includes Simple drop in solution EMV10 valve preset for your job specs Low pressure switch PSNO 2 Power Supply Complete set of plumbing connections Complete set of electronic hook ups ...

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Page 69: ...379 l min OSV STD 100 300 gpm 379 1136 l min Operating Pressure Minimum 50 psi 3 4 bar Maximum 800 psi 55 bar Line Connections Jack Port Flange 2 2 NPT or Grooved Tank Port Flange 2 2 NPT or Grooved Operating Temperature 80 150 F 26 65 C Oil Type Hyd ISO VG 32 150 SUS 100 F 38 C Overall Dimensions Width 11 1 4 inches 286mm Height 10 1 8 inches 257mm Depth 6 9 16 inches 167mm Weight 28 lbs 12 7kg S...

Page 70: ...uates Lock jam nut 3 Return the car to the upper floor turn CR in CW three turns initially Exit the pit and register a down call Repeat this procedure using one turn increments to obtain a comfortable firm stop 4 Seal adjustments TS and CR as required by local code 5 Adjust the down valve and down transition back to normal settings contract speed full down speed with rated load CAUTION Never adjus...

Page 71: ...4 331 414 519 731 S 100 20 33 39 46 63 81 98 104 128 151 154 184 215 250 288 326 369 460 576 813 P 110 23 35 43 50 69 90 108 114 140 166 170 203 238 275 315 359 405 506 634 894 E 120 25 39 46 55 75 98 118 124 153 181 185 220 259 300 344 391 443 553 691 975 E 125 25 40 49 58 78 103 123 129 160 189 193 230 269 313 359 408 460 575 720 1016 D 130 26 41 50 60 81 106 128 134 166 196 200 239 280 325 373 ...

Page 72: ...1728 Orbit Way Minden Nevada 89423 P 775 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 72 SERVER CATALOG 2019 2019 Catalog Rev 2 OVERSPEED VALVE TRIPPING SPEED PRESETS ...

Page 73: ...sing one turn increments to obtain a comfortable firm stop NOTE THE NUMBER OF TURNS IN ON THE CR ADJUSTER ADJUSTMENT OSV 2 5 OSV 2 Turn MS and TS adjusters OUT CCW to stop 6 Turn TS adjuster IN CW the same number of turns as TS on OSV 1 from initial setting 7 Turn CR adjuster IN CW the same number of turns as CR on OSV 1 from initial setting 8 Send car down OSV 1 should trip Send car to upper floo...

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Page 75: ...e of flow between the OSV25 and the power unit The OSV25 complies with ASME A17 1 CSA B44 Working Flow 80 of Tripping Flow OSV25 3 24 gpm 11 4 90 8 l min Operating Pressure Minimum 150 psi 10 3 bars Maximum 1000 psi 68 9 bars Line Connections OSV25 NPT Jack Tank Oil Type Hydraulic ISO VG 32 150 SUS 100 F 38 C Operating Temperature 80 150 F 26 65 C Overall Dimensions Width 4 5 8 inches 118 mm Heigh...

Page 76: ...d with a fully loaded car Whenever possible run car to an intermediate floor during adjustments and tests It may be advisable to adjust for a slightly faster down transition to insure floor stop 1 Set car speed to contract down speed 25 contract speed full down speed with rated load 2 Return car to the upper floor turn TS in CW one quarter turn Exit the pit and register a down call Repeat this pro...

Page 77: ...LS AVAILABLE FOR IMMEDIATE DELIVERY Now you can offer your customers faster service Economically priced Minimize down time Save on field labor costs Utilize labor time to increase production and profitability Limited Two year warranty CONTACT OUR SALES DEPARTMENT FOR ADDITIONAL INFORMATION Maxton Valve Exchange Program Won Buildings Magazine s 2011 Money Savings Product Award VALVE EXCHANGE PROGRA...

Page 78: ...mation of the serial number the Customer Service Representative will continue with your order and obtain the usual information including PO number ship to address how to ship as well as the flange information Please note that VEPs do not come with coil assemblies if you need coils included with your order they are available for an additional charge just advise your Customer Service Rep The custome...

Page 79: ...e wear and tear as the valve It is important that when installing the flange the Reinforcement Rib inside the flange be installed in line with the Jack and Tank ports on the valve body Maxton has not manufactured the UC3 since 1977 and the UC3A UC3AM since 1983 We no longer support the UC3 3A 3AM in the form of parts kits or repairs The UC4 series valve is the direct piping replacement for the UC3...

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Page 81: ...0 Green 96 29 230 VAC 116 230 208100 Black 96 32 115 VDC 512 22 208300 Black 96 22 12 VDC 5 20 2 19 2080A0 Blue 96 28 185 VAC 78 2 220 2082A0 Dual Voltage Red 96 Yellow 23 12 VDC 4 4 2 59 Red 27 120 VAC 24 2 650 Black N A Common Set of 4 29082B Set of 4 290800 208100 208300 2080A0 2082A0 115 VAC 24 VDC Ea 2082B0 230 VAC Ea 208000 115 VDC 12 VDC 185 VAC 12 VDC 120 VAC 288980 24 VDC Use with EMV10 S...

Page 82: ...1728 Orbit Way Minden Nevada 89423 P 775 782 1700 F 775 782 1701 info maxtonvalve com www maxtonvalve com 82 SERVER CATALOG 2019 2019 Catalog Rev 2 COIL EXTERIOR DIMENSIONS ...

Page 83: ...d replacement valve and includes a 2 year limited warranty the same as our new valves Seat kits seal kits and solenoid kits are intended for use by professionals trained in the manufacture installation and maintenance of hydraulic elevator systems Before disassembly or replacement of a control valve the main line power switch should be disconnected and locked out and the car landed on the buffers ...

Page 84: ... snap ring There are no longer parts seats or seals available for this style solenoid assembly The valve can be returned to Maxton for repair and return including an upgrade to the current style blocks re porting of the valve body or may be replaced through the purchase of a new valve or valve exchange program Solenoid kit 29292A UC1 1A 2 2A valves Each kit contains matched solenoid seats ball cag...

Page 85: ...38500 Seal Ring Spring guide 1 210600 Seal Ring Tripping speed adjuster 1 210190 Seal Ring Spring guide new style 1 2107LC Square C S Seal Ring Face Seal 6 2105LC Square C S Seal Ring Face Seal 1 2385LC Square C S Seal Ring Face Seal 1 210700 Seal Ring Control block Valve Body 4 210800 Seal Ring 1 4 28 Button head screw IMPORTANT NOTICE In order to ensure the retrofit of the diameter piston assemb...

Page 86: ...4 238500 Seal Ring Solenoid Tube 29298A 2 SOLENOID SEAT KIT FOR UC4 UC4M UC4MR UC1A UC1 UC2A UC2 Quantity Part No Description Quantity Part No Description 4 2298A0 2 Solenoid Seat 4 236000 Seal Ring 4 210800 Seal Ring 292950 BALL CAGE KIT UC4 UC4M UC4MR UC1A UC1 UC2A UC2 Quantity Part No Description Quantity Part No Description 4 282950 Ball Cage Assembly 4 229400 Spring 29298EMV SOLENOID SEAT KIT...

Page 87: ...ndation A B Replace every 2 000 000 cycles A C Retrofit valves produced prior to July 1995 UC1A UC2A CONTROL BLOCKS SHOWN UC4M CONTROL PLATE SHOWN 238500 238500 REPLACEMENT PROCEDURE 1 Turn power off at main disconnect switch 2 Land car on buffers zero system pressure 3 Use caution when handling seats Tools should be used on the outer holes only to avoid damaging the sealing edge of the center hol...

Page 88: ...alve com www maxtonvalve com 88 SERVER CATALOG 2019 2019 Catalog Rev 2 SEAL RINGS 210400 210300 2057A0 210800 237200 2372LC 217400 210000 210370 233600 238500 2385LC 236000 263900 210190 21019LC 211000 2110LC 232100 219200 210500 2105LC 210700 2107LC 211300 210200 210600 204500 ...

Page 89: ...ng of 2 2 5 grooved or threaded connections contact Maxton for combinations not listed below SHUT OFF BALL VALVE TOP VIEW FRONT VIEW Handle is rotated 90 To display closed posi on SPECIFICATIONS Oil Type Hydraulic Fluid Max Operating Temperature 150 F 65 C Max Operating Pressure 1000 psi 69 bar Line Connections 2 2 5 Grooved or NPT Valve Type 1 4 Turn Ball 3 Grooved BV2G2G SHOWN 11 13 16 300mm 6 1...

Page 90: ...oy Max Operating Pressure 1000 psi 55 bar Line Connections 1 4 NPT or 1 8 NPT Max Opera ng Temperature 150 F 65 C Oil Type Hydraulic Fluid Overall Dimensions Width inch Height inch Weight ounce 297150 625 900 1 0 oz 297170 625 900 0 8 oz BV1 8A BV1 4A 1 4 NPT Female to Male 1 8 NPT Male to Male Specifications Max Operating Pressure 1000 psi 55 bar Line Connections 1 8 NPT 1 4 NPT or 3 4 NPT Max Op...

Page 91: ...hydraulic elevator in case of emergency The Maxton ILV complies with ASME A17 1 CSA B44 Specifications RATED FLOW Maximum 360 gpm 1362 l min Operating Pressure Minimum 100 psi 6 9 bar Maximum 800 psi 55 bar Line Connections Jack Port Flange 2 2 NPT or Grooved Tank Port Flange 2 2 NPT or Grooved Operating Temperature 80 150 F 26 65 C Oil Type Hyd ISO VG 32 150 SUS 100 F 38 C Overall Dimensions Widt...

Page 92: ...noid Coils D DL to allow down flow De Energize to stop MANUAL LOWERING Open main valve manual lowering first On Interlock Valve push ML Button to lower car downward at leveling speed when necessary ILV Coil ILV TYPICAL INSTALLATION NOTE Solenoid Coil Assembly must be mounted in the vertical position ILV Top ILV Side PUMP TANK JACK ILV Coil ML Push Bu on Main Valve UC4 Shown INTERLOCK HYDRAULIC VAL...

Page 93: ...aphs and speeds for quick accurate adjusting of hydraulic and traction elevators It s like having another guy said David Hall Elevator Mechanic Koch Elevator SafeTach2 now incorporates an APP with the user s mobile device to provide remote access of accurate hydraulic traction elevator performance measurements Resolution Speed 1 fpm Acceleration 1 milli g Jerk 1 ft sec New benefits Bluetooth remot...

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Page 95: ...on traveling up to 36 inches at 35 feet per minute The slowdown signals and stopping points have been set based on cylinder travel and speed Features Maxton UC4M control valve Pressure gauges A port B port PLC control operator Interface Speed Readout Easily toggle ON OFF coils Digital position feedback Direct drive power unit with overload Instruction manual Clean and quiet suitable for classroom ...

Page 96: ...be activated by the loss of positive pressure at the top of the cylinder The switch shall prevent automatic door opening and the operation of the lowering valve or valves The door s shall be permitted to open by operation of the in car door button when the car is within the unlocking zone Specifications Actuation pressure rise 65 10 psi contacts closed Release pressure fall 45 5 psi contacts open ...

Page 97: ...reduction and metallic isolation Maxton Isolation Couplings comply with ASME A17 1 CSA B44 ISO2T Grooved Flange ISO2 ISO25 ISO3 Grooved Flange Retainer Ring Molded Sleeve Molded Seal 2 NPT 2 NPT Specifications Oil Type Hydraulic Fluid Maximum Operating Temperature 150 F 65 C Maximum Operating Pressure 1000 psi 69 bar Line Connections 2 2 5 3 Grooved or 2 NPT IS02 2 Grooved IS02T 2 NPT IS025 2 5 Gr...

Page 98: ...y new hydraulic elevator installation with new oil Maxton recommends checking the TDF quarterly to maintain optimal elevator performance Filters need replacing when white bag color turns brown black to maintain a clean system Non Clean System Definition This is an elevator system in use without an oil filtration device Maxton recommends installing the TDF and running the pump no coils energized fo...

Page 99: ...s 2 Grooved Max Operating Temperature 150 F 65 C Oil Type Hydraulic Fluid Overall Dimensions Dia 3 inches Height 2 inches Weight 1 1 lbs Maxton 2 to 3 4 Port Adapter Flange was designed for Residential LULA or low flow hydraulic elevator applications using the UC4 UC4M Series of Maxton Valves These easy to install flanges use a seal ring design to insure proper sealing of the 2 side against the Ma...

Page 100: ...te possible space constraints Quick Disconnect Couplings and Nipples are Interchangeable with ISO B 7241 Fittings and can also be installed in the B Port for compliance with code ASME A17 1 2010 3 19 4 5 QDK1 8 1 8 NPT Coupling 1 8 NPT Hex Nipple 1 8 NPT 90º Fitting 1 8 NPT Nipple QDC1 8 Specifications Series H Hydraulics Steel Max Operating Pressure 800 psi 55 bar Line Connections 1 8 NPT A B por...

Page 101: ...s of oil MAXGLIDE is not a miracle cure but it has provided remarkable ride improvement under difficult field conditions MAXGLIDE IS SAFE FOR SUBMERSIBLE MOTORS This product is not new to the field MAXGLIDE is a proven product in the reduction and elimination of serious jack piston packing friction STICK SLIP problems Performance Claims Reduced oil operating temperature Minimizes packing friction ...

Page 102: ...port for further information at support maxtonvalve com UC4 4M 4MR WATER VALVE UC 1 1A 2 2A WATER VALVE EXPLOSION PROOF COIL COVER Maxton MFG Co produces Explosion Proof Coil Covers for Use in Hazardous Classified Locations on a special order case by case basis Class 1 Division 1 Groups A B C D and Class 2 Division 1 Groups E F and G Please contact Maxton Technical Support for further information ...

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