SAME RUBIN 160 Workshop Manual Download | Manualshive

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10-16

3.

LOAD SENSING VALVE, PRESSURE CONTROL VALVE

COMPONENTS

1.

Load Sensing valve spool

2.

Load sensing valve spring

3.

Pessure control valve spool

4.

Pessure control valve spring

5.

Swash plate return spring

6.

Control piston

7.

Directional control valve

8.

Actuator

D0000560

1

2

3

4

6

7

8

5

PP

⌬

PLS

PLS

LOAD SENSING VALVE, PRESSURE CONTROL VALVE

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Summary of Contents for RUBIN 160

Page 1: ...1 WORKSHOP MANUAL Head offices V le Ing F Cassani 15 24047 Treviglio BG Tel 0363 4211 www same tractors com RUBIN 160 RUBIN 180 RUBIN 200...

Page 2: ...Find manuals at https best manuals com...

Page 3: ...ata The technical material contained in this manual is reserved to Authorised Dealers and Service Centres who will be duly informed of any technical changes to the machines in question through the iss...

Page 4: ...Find manuals at https best manuals com...

Page 5: ...rs wear close fitting clothing safety goggles and protective gloves that are suitable for the task cleaning draining flu ids repairs When working near moving parts long hair should be gathered up and...

Page 6: ...e from overturning 24 To lift heavy components use a hoist or crane Check that wire ropes chains or fibre slings are not worn and that hooks are not damaged 25 Always use lifting equipment of suitable...

Page 7: ...ection 20 Contains information and diagrams regarding the machine s electrical and electronic systems This section also contains a guide to the use of the ALL ROUND TESTER which is required for machin...

Page 8: ...itting of the component in question Recover oil liquid or fuel and the quantity to be recov ered E g REFITTING UNIT Operation heading Refitting is the reverse of removal Technique to be applied during...

Page 9: ...supersedes the previous list 3 SYMBOLS USED IN THE MANUAL For greater clarity important information pertaining to operator safety and to critical stages in the working proce dures is highlighted by th...

Page 10: ...cotter pins are bent over so that they cannot work loose Ensure that circlips are correctly installed in their seatings When applying threadlocking compound first clean the part removing all oil and g...

Page 11: ...mmetrically arranged ropes Suspension of a load from a single rope could cause the load to start rotating and consequently cause the rope strands to untwist or the load to slip this could lead to seri...

Page 12: ...M16x2 164 182 120 9 134 1 241 267 117 6 196 8 282 312 207 8 229 9 M18x2 5 228 252 168 0 185 7 334 370 246 2 272 7 391 432 288 2 318 4 M20x2 5 321 355 236 6 261 6 472 522 347 9 384 7 553 611 407 6 450...

Page 13: ...re anaer obic threadlockers series 5 and 6 Can also be usedto increasecurespeed at lowtemperaturesor inapplicationswhere there is large gaps between the parts SEALANTS for faces and flanges Loctite 51...

Page 14: ...UNDS Loctite 601 Colour fluorescent green Anaerobic fast curing high strength adhesive Suitable for sealing and retaining cylindrical assemblies with gap clearances of up to 0 10 mm used for retaining...

Page 15: ...10A 011 5445 4 Control unit wiring T10B 011 6178 4 Armrest wiring T11 5 9030 433 0 Gauge for measuring valve stand in etc T12 5 9030 012 0 Valve spring remover T13 5 9030 650 0 Bore gauge for valve gu...

Page 16: ...0 Spacer 60 45 thickness 4 mm adjustment of primary shaft taper roller bearings T43 5 9030 856 0 Internal and external struts for transmission removal T44 5 9030 736 0 Tool for installing primary bear...

Page 17: ...all x 0 100 lb US gall x 0 120 kg m lb cu ft x 16 21 Nm lb ft x 1 356 bar psi x 1 379 CONVERSIONFROMMETRICTOBRITISHUNITS inch mm x 0 0394 foot m x 3 281 yard m x 1 094 Eng miles km x 0 622 Sq in cm x...

Page 18: ......

Page 19: ...ARIABLE DISPLACEMENT PUMP 10 AUXILIARY SERVICES CONTROL VALVE 24 DEFINITIONS OF VALVE ELEMENTS 25 CONTROL VALVE TYPES 26 MAIN CLUTCH CONTROL VALVE 28 POWER SHIFT CONTROL VALVE 29 SERVICES CONTROL VALV...

Page 20: ......

Page 21: ...into four main components Transmission lubrication circuit Oil level maintenance circuit Steering and Power Shift control circuit Auxiliary services and rear lift circuit Eachof these circuits is equi...

Page 22: ...TION A Oil level maintenance circuit B Steering and Power Shift circuit C Auxiliary services and lubrication circuit D0003100 B C A 11 12 13 14 15 16 17 18 19 6 8 10 7 4 3 20 7 1 2 5 E 9 REAR GEARBOX...

Page 23: ...nsion control valve Optional 7 Bistable valve 8 Auxiliary service control valve 6 8 ways 9 Lift control valve 10 Steering and Power Shift pump 11 Resonators 12 Power steering 13 Filter 15 mm 14 Power...

Page 24: ...MBIO POSTERIORE REAR GEAR BOX OPTIONAL OPTIONAL OPTIONAL 21 22 V0 0 7 P0 130 bar 16 min 16 min 70 bar V0 0 7 P0 130 bar V0 1 4 P0 65 bar V0 0 75 P0 140 bar A P T LS T LS 210 bar 210 bar S UP DOWN H P...

Page 25: ...x1 5 14 cm3 3 7 bar IMPIANTO DI STERZATURA STEERING SYSTEM 600 2350 RPM i 31 27 19 cm3 giro 13 51 L min E 8 D0003130 3 1 6 6 5 L H R H 4 2 7 13 14 9 12 10 11 SCATOLA CAMBIO POSTERIORE REAR GEAR BOX 19...

Page 26: ...bar 2 3 33 4 cm3 4 5 bar 1 7 1 REGOLATION BAND 2 5 14 bar 4 bar 15 bar C C1 0 8 1 5 L min 52 0 cm3 4 bar FRIZIONE CENTRALE MAIN CLUTCH 15 4 cm3 2 6 bar 0 3 0 8 L min 0 3 0 8 L min 33 4 cm3 4 5 bar 2 5...

Page 27: ...the rear PTO OPERATION The gear pump 1 draws in oil through filter 2 from the rear gearbox and sends it under pressure to the power steering 3 via the resonators 4 The oilis then sentunder pressure t...

Page 28: ...bar 21 7 psi prevents excessive pres sure in the lubrication circuit on cold starting and in very cold climatic conditions The pump 4 sends oil under pressure to the auxiliary service control valves 7...

Page 29: ...5 6 7 8 1 D0001310 OIL LEVEL MAINTENANCE CIRCUIT PUMP CHARACTERISTICS Displacement 19 cc rev Maximum capacity 51 3 min 15 553 US gpm at 2350 engine rpm 1 Bearing 2 Pump support 3 Drive gear 4 Flange...

Page 30: ...ONS a Port B To auxiliary control valve Port P or services b Port X From auxiliary control valve or services c Port G2 To secondary shaft lubrication d Port L To gearbox e Port S From gearbox FUNCTION...

Page 31: ...S 1 Drive shaft 2 Shaft seal 3 Swash plate spring 4 Swash plate 5 Control arm 6 Control piston 7 Cylinder block 8 Spacer 9 Cover 10 Roller bearings 11 Boost pump 12 Boost pump housing 13 Bearing 14 Va...

Page 32: ...ve 2 Pressure limiting valve spring 3 Filter by pass valve 4 Filter by pass spring COMPONENTS 1 Load Sensing valve spool 2 Choke 3 Collar 4 Load Sensing valve springs 5 Spring cover 6 Adjuster nuts 7...

Page 33: ...e pressurised oil is also used for lubrication of the secondary shaft 4 The pressure generated by the boost pump is controlled by the pressure limiting valve 5 setting 15 bar 21 7 psi which prevents e...

Page 34: ...nd rear bearings Theendsofthepistonsarespherical thepistonshoes 6 arestakedovertoformasingleassembly Thepiston 5 and shoe 6 together form a ball joint Theswashplate 3 has a flat surfaceA against which...

Page 35: ...oil into the bore Fig 1showsthe pumpconditiononcompletion of the suction phase in cylinder D and the deliv ery phase in cylinder C 3 When the axis X of the swash plate 3 is parallel to the axis of the...

Page 36: ...ensing valve spool 2 Load sensing valve spring 3 Pessure control valve spool 4 Pessure control valve spring 5 Swash plate return spring 6 Control piston 7 Directional control valve 8 Actuator D0000560...

Page 37: ...ed at a constant value DPLS Pump delivery pressure PP PLS delivery pressure to actuator If the pressure difference DPLS decreases relative to the pressure setting of the LS valve the swash plate angle...

Page 38: ...the pressure of the Load Sensing signal and the pressure difference between these two values In other terms the LS valve determines the pressure difference DPLS generated by the flow of oil through t...

Page 39: ...PLS of the LS signal remains at 0 bar 0 psi as no fluid is delivered from the control valve outlets and the signal is connected to drain At the same the pump delivery pressure PP increases as there i...

Page 40: ...eby connecting passages d and e Chamber Xis thus depressurised and the swash plate is moved to the maximum delivery position by the action of the spring 5 System balance is restored when the pressure...

Page 41: ...This as a preview PDF file from best manuals com Download full PDF manual at best manuals com...

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