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Dover TWG PULLMASTER M12, Instructions And Parts Manual

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Dover TWG PULLMASTER M12 Instructions And Parts Manual Download Page 32

PAGE 30

APPENDIX  B

550

DESCRIPTION

262

343

500

 1

 1

 2

 1

 1

 2

 2

- 1

- 2

- 3

-

 5

- 6

- 7

- 11

DRUM CODE

CIRCLIP

CABLE DRUM

BASE

21528

21529

21535

21537

21538

21539

21679

Part No.

Quantity

Part No.

Part No.

I

ITEM NO.

FREESPOOL

EXTENDER

256 REV.950401

20148

20148

20293

20148

20148

20293

21132

21670

21670

21680

21670

21670

21680

21680

Summary of Contents for TWG PULLMASTER M12

Page 1: ...RESPONSIBLE FOR THE OPERATION INSTALLATION SERVICING AND MAINTENANCE OF THIS PRODUCT INSTRUCTION AND PARTS MANUAL THE LOGICAL CHOICE MODEL M12 PLANETARY HYDRAULIC WINCH FREESPOOL 07 2020 TWG Headquart...

Page 2: ...that this Warranty does not cover failures of the unit which result in any manner from the operation of the machine or unit at vibration frequencies at or near the natural frequency vibration of the...

Page 3: ...a twisted kinked or damaged wire rope 25 Consult wire rope manufacturer for size type and maintenance of wire rope elen 26 Maintain five wraps of wire rope on the cable drum at all times 27 In case o...

Page 4: ...operation by modulation of the winch control valve handle When the control handle is returned to neutral position rotation stops and the disc brake applies automatically During the lowering operation...

Page 5: ...external brake release clockwise drum rotation external circulation flow 9 Automatic brake external brake release counterclockwise drum rotation external circulation flow 10 Automatic brake counterclo...

Page 6: ...d off the cable drum by an operator Freespooling should not be confused with free fall The freespool coupling cannot be disengaged or re engaged with a load on the wire rope or while the cable drum is...

Page 7: ...in 569 ft 173 m 7 16 in 458 ft 140 m 1 2 in 307 ft 94 m 9 16 in 287 ft 87 m 5 8 in 222 ft 68 m MAXIMUM OPERATING PRESSURE 2200 psi 152 bar MAXIMUM OPERATING VOLUME 50 US gpm 189 l min MINIMUM OPERATI...

Page 8: ...030718 PERFORMANCE GRAPHS 138 2000 110 1600 83 1200 55 800 28 400 FULL DRUM BARE DRUM LINE PULL kN LINE SPEED m min FULL DRUM BARE DRUM 2200 0 50 40 30 20 10 0 12000 10000 8000 6000 4000 2000 0 0 8 9...

Page 9: ...IR CONTROL VALVE MOTOR SPOOL 4 WAY SPRING RETURN TO CENTER HYDRAULIC PUMP 800 PSI 55 BAR 2 US GPM 8 L MIN REQUIRED FOR MODELS SUPPLIED WITH EXTERNAL BRAKE RELEASE OPTION 400 PSI 28 BAR PRESSURE REQUIR...

Page 10: ...ntrol HYDRAULIC PRESSURE RELIEF The hydraulic circuit for the PULLMASTER planetary winch requires a pressure relief set at the operating pressure see SPECIFICATIONS Usually a pressure relief is part o...

Page 11: ...ting bolt be installed Tighten all four bolts per BOLT TORQUE CHART 4 Fill the winch with lubricating oil See APPENDIX A for oil volume required 5 Use recommended circuit components and hydraulic hose...

Page 12: ...ntrolled by a single control valve lever which has a forward a reverse and a neutral position Speed control in either direction is obtained by modulation of the control valve lever Maximum line speed...

Page 13: ...ng and disassembled all of the hydraulic circuit components should be checked for proper function IMPORTANT The hydraulic oil volume relates to the line speed or rpm of the winch Therefore if the winc...

Page 14: ...13l min when the winch is reversed c Control valve has poor metering characteristics d Damaged brake plates or divider plates e The over running clutch which connects the motor shaft with the brake a...

Page 15: ...bly as follows DISASSEMBLY OF HYDRAULIC MOTOR ASSEMBLY If the analysed service or repair work requires access to the interior of the brake housing the hydraulic motor should not be disassembled In thi...

Page 16: ...ng 3 Disassemble brake hub assembly by removing circlip item 727 from motor drive shaft Remove motor drive shaft from brake hub item 720 Remove sprag clutch aligners items 722 and 724 support washers...

Page 17: ...d O rings item 123 and item 265 Inspect planet hub stopper item 126 for excessive wear and replace if less than 0 21 inch thick 3 Remove and inspect two thrust washers item 261 and thrust bearing item...

Page 18: ...al planet hub assembly Press needle bearing item 323 into final planet gear item 320 Position thrust washers item 321 on either side of planet gear and press planet pin item 310 into final planet hub...

Page 19: ...ke hub item 720 Position sprag clutch aligners item 722 and item 724 and support washers item 717 on either side of brake hub Carefully slide motor drive shaft item 730 into brake hub assembly and sec...

Page 20: ...ternal spline goes into top position 5 Press other thrust plate complete with six new pocket seals onto bearings installed in port end cover so pocket seals are facing port end cover 6 Install port en...

Page 21: ...2 Disassemble the winch as per instructions 3 Discard and replace all O rings and oil seals 4 Clean all parts and inspect for wear and damage as per instructions Replace worn or damaged parts as requi...

Page 22: ...G 281 1 25883 THRUST BEARING TORRINGTON NTA 2233 283 1 25882 CIRCLIP ROTOR CLIP HO 206 285 2 25167 THRUST WASHER TORRINGTON TRB 2840 287 1 25155 THRUST BEARING TORRINGTON NTA 2840 300 1 20152 PLANET H...

Page 23: ...embly Parts that are referenced on the drawing but are not on the PARTS REFERENCE list should be ignored 256 REV 950401 FINAL DRIVE GROUP 124 120 130 320 321 311 313 323 310 109 513 103 263 251 261 26...

Page 24: ...HRUST BEARING TORRINGTON NTA 2031 700 1 21358 BRAKE HOUSING 703 1 25331 PLASTIC CAPLUG 3 4 NPT THREADED 707 1 25192 O RING 173 8 1 2 ID 3 32 CS 712 1 21208 BRAKE SPACER 714 7 21252 DIVIDER PLATE 715 6...

Page 25: ...Parts that are referenced on the drawing but are not on the PARTS REFERENCE list should be ignored G1034 A 256 REV 970801 BRAKE GROUP 600 603 444 420 410 411 421 423 412 413 440 606 615 717 723 714 75...

Page 26: ...881 1 25728 GEAR SET 097 885 2 25725 THRUST PLATE 887 1 25321 SEAL STRIP 899 2 25031 PIPE PLUG 1 4 18 NPT 929 1 950 1 SUB ASSY MOTOR 097 951 4 25324 CAPSCREW HEX HEAD 5 8 X 5 25 953 4 25325 WASHER 95...

Page 27: ...actually present in a specific assembly Parts that are referenced on the drawing but are not on the PARTS REFERENCE list should be ignored 256 REV 970801 MOTOR GROUP 899 870 875 865 861 887 821 823 88...

Page 28: ...8 MOUNTING BOLTS GRADE 5 OR BETTER MOTOR PORTS SEE MOTOR CHART FOR PORT SIZE FILLER PORT 3 8 18 NPT FILLER PORT 1 2 14 NPT BREATHER RELIEF VALVE FREESPOOL RELEASE PORT 1 8 27 NPT FREESPOOL MODELS ONLY...

Page 29: ...16 9 15 6 19 1 17 000 23 8 10 6 8 56 11 000 17 5 244 422 254 173 429 396 486 431 80 604 269 217 279 40 445 7 7 6 16 6 13 0 6 8 16 9 15 6 22 1 20 000 26 8 10 6 8 56 11 000 17 5 194 422 330 173 429 396...

Page 30: ...PAGE 28 G1033 A G1034 A G1035 256 REV 970801 ASSEMBLY DRAWING...

Page 31: ...6 10 0 222 287 307 12121 7143 104 176 1 0 194 371 254 68 87 94 53 9 31 8 32 54 3 8 2 9 6 14 6 10 0 162 226 245 9756 7143 129 176 1 5 244 371 254 49 69 75 43 4 31 8 39 54 5 7 3 9 6 16 6 13 0 341 440 4...

Page 32: ...2 2 1 2 3 5 6 7 11 DRUM CODE CIRCLIP CABLE DRUM BASE 21528 21529 21535 21537 21538 21539 21679 Part No Quantity Part No Part No IITEM NO FREESPOOL EXTENDER 256 REV 950401 20148 20148 20293 20148 2014...

Page 33: ...5085 22015 N A 21483 N A 25040 N A N A N A 25085 22016 N A N A 25040 25040 N A N A 26276 N A 22017 20849 N A 25040 N A 25622 25374 26276 N A 22018 20849 N A 25040 N A 25622 25374 26276 N A 22019 N A N...

Page 34: ...9 16 110 149 5 8 150 203 3 4 265 359 7 8 420 569 1 640 868 1 1 8 800 1085 1 1 4 1000 1356 1 3 8 1200 1627 1 1 2 1500 2034 BOLT TORQUE CHART BOLT DIAMETER Inches TORQUE Lb ft TORQUE Nm NOTE Unless othe...

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