New Holland Super Boom C185 Page 41 Repair Manual Download | Manualshive

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DISTRIBUTION SYSTEMS PRIMARY HYDRAULIC POWER SYSTEM

PRIMARY HYDRAULIC POWER SYSTEM Hydraulic schematic
frame 12 (Machines Equipped with Pilot Controls)

BC06J47112A

1

5. Circuit Relief Valve

47. Lift Cylinders

43. Tilt Spool

48. Tilt Cylinders with Cushions (190 Models)

44. Lift Spool

49. Auxiliary Outlets

45. Auxiliary Spool

50. Emergency Boom Lower Safety Valve (Pilot Control
Models Only)

46. Tilt Cylinders

51. Loader Control Valve (Track Models )

87630288 1 6/6/2007

A.10.A / 22

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Summary of Contents for Super Boom C185

Page 1: ...D FINANCIAL SERVICES CNH AMERICA LLC 245 E NORTH AVENUE CAROL STREAM IL 60188 U S A North American English Part Number 87630288 NA Printed in U S A Bur Issued 12 2006 Revised 05 2007 Replaces87578815 NA 87630288 NA L180 L185 L190 C185 C190 Mechanical and Pilot Control Cab Upgrade Machines SKID STEER LOADER COMPACT TRACK LOADER REPAIR MANUAL ...

Page 2: ...REPAIR MANUAL C185 C190 L180 L185 L190 87630288 1 6 6 2007 Find manuals at http best manuals com search s NH 87639288 ...

Page 3: ...EM B 50 A LUBRICATION SYSTEM B 60 A STARTING SYSTEM B 80 A POWER TRAIN C POWER COUPLING Fixed coupling C 10 B TRANSMISSION Hydrostatic C 20 F TRAVELLING D FRONT AXLE D 10 A REAR AXLE D 12 A STEERING Steering clutch D 20 F PARKING BRAKE Hydraulic D 32 C WHEELS AND TRACKS Tracks D 50 B WHEELS AND TRACKS Wheels D 50 C Final drive D 15 A BODY AND STRUCTURE E USER CONTROLS AND SEAT E 32 A USER PLATFORM...

Page 4: ... 50 B WORKING ARM H SINGLE ARM Lift H 40 B SINGLE ARM TOOL ATTACHMENT Tilt H 50 C TOOLS AND COUPLERS J CARRYING Unarticulated tools J 50 B COUPLING Hydraulic coupling J 80 C COUPLING Mechanical coupling J 80 B 87630288 1 6 6 2007 Find manuals at http best manuals com search s NH 87639288 ...

Page 5: ...87630288 1 6 6 2007 Find manuals at http best manuals com search s NH 87639288 ...

Page 6: ...INTRODUCTION 87630288 1 6 6 2007 1 Find manuals at http best manuals com search s NH 87639288 ...

Page 7: ...Contents INTRODUCTION Basic instructions 3 Torque 7 Conversion factors 11 87630288 1 6 6 2007 2 Find manuals at http best manuals com search s NH 87639288 ...

Page 8: ...ocess The ﬁrst category is the Location the second category is the Information Type and the third category is the Product LOCATION is the component or function on the machine that the piece of technical information is going to describe e g Fuel tank INFORMATION TYPE is the piece of technical information that has been written for a particular component or function on the machine e g Capacity would ...

Page 9: ...ers X X X X X X X X X X Seeding planting ﬂoating spraying equipment X X X X X X X X X Mounted equipment and tools X X X X Chapters Each Chapter is identiﬁed by a letter and number combination e g Engine B 10 A The ﬁrst letter is identical to the Section letter i e Chapter B 10 is inside Section B Power Production CONTENTS The Chapter Contents lists all the D technical data speciﬁcations C function...

Page 10: ...tems Primary hydraulic power Stack valve Functional data Sectional view CRIL03J033E01 1 Navigate to the correct information unit you are searching for by identifying the function and information type from the ICE code 1 Function and 2 Information type A corresponds to the sections of the repair manual B corresponds to the chapters of the repair manual C corresponds to the type of information liste...

Page 11: ...g references Section and Chapter description The page footer will contain the following references Publication number for that Manual Section or Chapter Version reference for that publication Publication date Section chapter and page reference e g A 10 A 9 87630288 1 6 6 2007 6 ...

Page 12: ...ex Nuts GRADE 2 GRADE 5 5 1 or 5 2 GRADE 8 or 8 2 GRADE L9 Alloy Dry Lubricated Dry Lubricated Dry Lubricated Head Nut SIZE Nm lb ft Nm lb ft Nm lb ft Nm lb ft Nm lb ft Nm lb ft Nm lb ft Nm lb ft 1 4 UNF 7 5 5 5 5 7 4 2 10 8 8 8 5 6 3 16 3 12 12 2 9 13 6 10 14 9 11 1 4 UNC 8 5 6 3 6 4 4 7 13 6 10 9 8 7 2 19 14 13 6 10 16 3 12 17 6 13 5 16 UNF 15 11 11 8 23 17 18 13 33 24 24 18 26 19 28 21 5 16 UNC...

Page 13: ...NC 1329 980 990 730 2983 2200 2224 1640 4827 3560 3621 2670 4475 3300 4949 3650 IMPORTANT DO NOT use these values if a different torque value or tightening procedure is given for a speciﬁc application Torque values listed are for general use only Check tightness of fasteners periodically Shear bolts are designed to fail under predetermined loads Always replace shear bolts with identical grade NOTE...

Page 14: ...3 240 to 300 8 12 7 mm 1 2 inch 3 4 16 46 56 408 to 504 10 15 9 mm 5 8 inch 7 8 14 77 to 85 684 to 756 12 19 0 mm 3 4 inch 1 1 16 12 107 to 119 79 to 88 14 22 2 mm 7 8 inch 1 3 16 12 127 to 140 94 to 103 16 25 4 mm 1 0 inch 1 5 16 12 131 to 156 97 to 117 20 31 8 mm 1 1 4 inch 1 5 8 12 197 to 223 145 to 165 24 38 1 mm 1 1 2 inch 1 7 8 12 312 to 338 230 to 250 Straight Thread with O ring Nom SAE Das...

Page 15: ...2 to 684 10 7 8 14 102 to 114 75 to 84 12 1 1 16 12 142 to 160 105 to 117 16 1 5 16 12 237 to 254 175 to 187 Pipe Fitting Nom SAE Dash Size Thread Size TFFT Turns For Finger Tight 2 1 8 27 2 0 3 0 3 1 8 27 2 0 3 0 4 1 8 27 2 0 3 0 5 1 8 27 2 0 3 0 6 1 4 18 1 5 3 0 8 3 8 18 2 0 3 0 10 1 2 14 2 0 3 0 12 3 4 14 2 0 3 0 14 3 4 14 2 0 3 0 16 1 11 1 2 1 5 2 5 20 1 1 4 11 1 2 1 5 2 5 24 1 1 2 11 1 2 1 5 ...

Page 16: ...314 66 1 307 950 0 033 814 1 056 814 0 879 877 0 264 172 0 219 969 cubic inch cubic foot cubic yd ounce US ﬂuid quart US liquid quart Imperial gallon US liquid gallon Imperial VOLUME TIME litre min litre min 0 264 172 0 219 969 gallon min US liquid gallon min Imperial U S to Metric MULTIPLY BY TO OBTAIN AREA square foot acre 0 092 903 0 404 686 square meter hectare FORCE ounce force pound force 0 ...

Page 17: ...unce US ﬂuid quart US liquid quart Imperial gallon US gallon Imperial 16 387 06 0 028 317 0 764 555 29 573 53 0 946 353 1 136 523 3 785 412 4 546 092 cubic centimeter cubic meter cubic meter milliliter litre litre litre litre VOLUME TIME gallon min 3 785 412 litre min 87630288 1 6 6 2007 12 ...

Page 18: ...REPAIR MANUAL DISTRIBUTION SYSTEMS C185 C190 L180 L185 L190 87630288 1 6 6 2007 A ...

Page 19: ...180 L185 L190 A 10 A SECONDARY HYDRAULIC POWER SYSTEM C185 C190 L180 L185 L190 A 12 A HIGH FLOW HYDRAULIC POWER SYSTEM C185 C190 L180 L185 L190 A 16 A ELECTRICAL POWER SYSTEM C185 C190 L180 L185 L190 A 30 A LIGHTING SYSTEM C185 C190 L180 L185 L190 A 40 A 87630288 1 6 6 2007 A ...

Page 20: ...DISTRIBUTION SYSTEMS A PRIMARY HYDRAULIC POWER SYSTEM 10 A C185 C190 L180 L185 L190 87630288 1 6 6 2007 A 10 A 1 ...

Page 21: ...ulic schematic frame 07 Machines Equipped with Pilot Controls 17 Hydraulic schematic frame 08 Machines Equipped with Pilot Controls 18 Hydraulic schematic frame 09 Machines Equipped with Pilot Controls 19 Hydraulic schematic frame 10 Machines Equipped with Pilot Controls 20 Hydraulic schematic frame 11 Machines Equipped with Pilot Controls 21 Hydraulic schematic frame 12 Machines Equipped with Pil...

Page 22: ...tall 52 Charge pump Pressure test 54 Pressure test Machines Equipped with Pilot Controls 58 Reservoir Apply vacuum 60 Filling 61 Remove 62 Install 65 Visual inspection 67 Filter Remove 68 Install 69 Oil cooler Remove 70 Install 71 DIAGNOSTIC Sensing system Temperature sensor Testing 72 Filter restriction sensor Testing 72 87630288 1 6 6 2007 A 10 A 3 ...

Page 23: ...Y HYDRAULIC POWER SYSTEM Capacity Hydraulic System Capacity System 57 L 14 8 US gal PRIMARY HYDRAULIC POWER SYSTEM Special tools CAS10280 1 CAS 10280 Flowmeter CAS1808 2 CAS 1808 Flowmeter Fitting Kit CAS10090 3 CAS 10090 Hand Pump 87630288 1 6 6 2007 A 10 A 4 ...

Page 24: ...cation Hydraulic System Oil Type of Oil Capacity Total System NEW HOLLAND AMBRA AUTO SUPREME SAE 10W 30 57 L 14 8 US gal Chain Tank L180 and L185 Machines NEW HOLLAND AMBRA AUTO SUPREME SAE 10W 30 Each Side 10 1 L 10 7 US qt Chain Tank L190 Machines NEW HOLLAND AMBRA AUTO SUPREME SAE 10W 30 Each Side 12 3 L 13 US qt 87630288 1 6 6 2007 A 10 A 5 ...

Page 25: ...eneral speciﬁcation Loader Control Valve Main Relief Pressure Settings Main Relief Pressure at 20 gpm L180 L185 and L190 Machines 20 498 kPa 205 bar 2975 50 140 psi at 2300 rpm C185 and C190 Machines 20 500 kPa 205 bar 2975 psi at 2300 rpm 87630288 1 6 6 2007 A 10 A 6 ...

Page 26: ...chines 31 8 cc 1 94 in Flow at Engine Rated rpm at 100 Volumetric Efﬁciency L180 L185 C185 Machines 73 1 L min 19 3 US gpm Displacement Per Revolution L190 and C190 Machines 36 05 cc 2 20 in Flow at Engine Rated rpm at 100 Volumetric Efﬁciency L190 and C190 Machines 82 9 L min 21 9 US gpm Pump to Engine Speed All Models Ratio 1 1 87630288 1 6 6 2007 A 10 A 7 ...

Page 27: ...DISTRIBUTION SYSTEMS PRIMARY HYDRAULIC POWER SYSTEM Filter by pass General speciﬁcation Return Filter Bypass Pressure 345 kPa 50 psi 87630288 1 6 6 2007 A 10 A 8 ...

Page 28: ...DISTRIBUTION SYSTEMS PRIMARY HYDRAULIC POWER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM Identiﬁcation bs05e050 1 87630288 1 6 6 2007 A 10 A 9 ...

Page 29: ... 9 Left drive motor 17 Hydraulic reservoir 2 Right piston pump 10 Right drive motor 18 Drain manifold 3 Charge pump 11 Left brake 20 Oil Cooler Bypass valve 4 Hydrostatic pump 12 Right brake 21 Backup alarm switch ports 5 Circuit relief valve 13 Flushing valve 22 Brake light switch ports 6 Tow valve 14 Brake solenoid valve 25 Main relief valve 87630288 1 6 6 2007 A 10 A 10 ...

Page 30: ...DISTRIBUTION SYSTEMS PRIMARY HYDRAULIC POWER SYSTEM 7 Check valve 15 Charge pressure switch 8 Hydraulic pump 16 Oriﬁce 87630288 1 6 6 2007 A 10 A 11 ...

Page 31: ...hematic frame 02 Mechanical Control Machines BC06J471 02A 1 5 Circuit Relief Valve 23 Tilt Cylinders 28 Lift Spool 16 Shut Off Plug 24 Lift Cylinders 29 Auxiliary Spool 16A Anti Cavitation Valve 26 Loader Control Valve 30 Auxiliary Outlets 19 Oil Cooler 27 Tilt Spool 87630288 1 6 6 2007 A 10 A 12 ...

Page 32: ...BC06J471 03A 1 5 Circuit relief valve 15 Charge pressure switch 33 Left two speed shuttle valve 11 Left brake 16 Oriﬁce 34 Right two speed shuttle valve 12 Right brake 31 Left two speed motor 35 Brake two speed valve 13 Flushing valve 32 Right two speed motor 36 Two speed solenoid valve 14 Brake solenoid valve 87630288 1 6 6 2007 A 10 A 13 ...

Page 33: ...e 04 Mechanical Control Machines BC06J471 04A 1 5 Circuit Relief Valve 27 Tilt Spool 37 High Flow Pump 5A Circuit Relief Valve Track Models 28 Lift Spool 38 High Flow Oil Cooler 16 Oriﬁce 29 Auxiliary Spool 39 High Flow Control Valve 26 Loader Control Valve 30 Auxiliary Outlets 87630288 1 6 6 2007 A 10 A 14 ...

Page 34: ...IC POWER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM Hydraulic schematic frame 05 Mechanical Control Machines BC06J471 05A 1 40 Attachment case drain 41 Hydraulic coupler control valve 42 Hydraulic coupler cylinder 87630288 1 6 6 2007 A 10 A 15 ...

Page 35: ...ON SYSTEMS PRIMARY HYDRAULIC POWER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM Hydraulic schematic frame 06 Mechanical Control Machines BC06J471 06A 1 43 Secondary auxiliary control valve 87630288 1 6 6 2007 A 10 A 16 ...

Page 36: ...ressure Switch 2 Right Piston Pump 10 Hydraulic Pump 18 Shut Off Plug 3 Charge Pump 11 Left Drive Motor 19 Hydraulic Reservoir 4 Hydrostatic Pump 12 Right Drive Motor 20 Drain Manifold 5 Circuit Relief Valve 13 Left Brake 21 Oil Cooler 6 High Pressure Relief Valve 14 Right Brake 22 Oil Filter Bypass Valve 7 Control Cartridge 15 Flushing Valve 8 Boost Valve 16 Brake Solenoid Valve 87630288 1 6 6 20...

Page 37: ...LIC POWER SYSTEM Hydraulic schematic frame 08 Machines Equipped with Pilot Controls BC06J471 08A 1 23 Backup Alarm Port 26 Ground Drive Controller Spool 24 Ground Drive Controller 27 Resolver Block Shuttle Valve 25 Control Interlock Valve 87630288 1 6 6 2007 A 10 A 18 ...

Page 38: ...J471 09A 1 5 Circuit Relief Valve 32 Brake Two Speed Valve 15 Flushing Valve 33 Charge Pressure Switch 18 Shut Off Plug 34 Brake Solenoid Valve 28 Left Two Speed Drive Motor 35 Two Speed Solenoid Valve 29 Right Two Speed Drive Motor 36 Left Two Speed Shuttle Valve 30 Left Brake 37 Right Two Speed Shuttle Valve 31 Right Brake 87630288 1 6 6 2007 A 10 A 19 ...

Page 39: ...DRAULIC POWER SYSTEM Hydraulic schematic frame 10 Machines Equipped with Pilot Controls BC06J471 10A 1 38 Implement Controller 40 Implement Controller Spool 39 Control Interlock Valve 41 Implement Controller Spool with Magnetic Detent 87630288 1 6 6 2007 A 10 A 20 ...

Page 40: ...ith Pilot Controls BC06J471 11A 1 5 Circuit Relief Valve 46 Tilt Cylinders 42 Loader Control Valve Wheel Models 47 Lift Cylinders 43 Tilt Spool 48 Tilt Cylinders with Cushions 190 Models 44 Lift Spool 49 Auxiliary Outlets 45 Auxiliary Spool 50 Emergency Boom Lower Safety Valve Pilot Control Models Only 87630288 1 6 6 2007 A 10 A 21 ...

Page 41: ...ith Pilot Controls BC06J471 12A 1 5 Circuit Relief Valve 47 Lift Cylinders 43 Tilt Spool 48 Tilt Cylinders with Cushions 190 Models 44 Lift Spool 49 Auxiliary Outlets 45 Auxiliary Spool 50 Emergency Boom Lower Safety Valve Pilot Control Models Only 46 Tilt Cylinders 51 Loader Control Valve Track Models 87630288 1 6 6 2007 A 10 A 22 ...

Page 42: ...HYDRAULIC POWER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM Hydraulic schematic frame 13 Machines Equipped with Pilot Controls BC06J471 13A 1 52 High Flow Pump 53 High Flow Filter 54 High Flow Control Valve 87630288 1 6 6 2007 A 10 A 23 ...

Page 43: ...WER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM Hydraulic schematic frame 14 Machines Equipped with Pilot Controls BC06J471 14A 1 55 Attachment Case Drain 56 Hydraulic Coupler Control Valve 57 Hydraulic Coupler Cylinder 87630288 1 6 6 2007 A 10 A 24 ...

Page 44: ...STEMS PRIMARY HYDRAULIC POWER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM Hydraulic schematic frame 15 Machines Equipped with Pilot Controls BC06J471 15A 1 58 Secondary Auxiliary Control Valve 87630288 1 6 6 2007 A 10 A 25 ...

Page 45: ... pump Sectional view BS98F177 1 1 Gear plate 7 Washer 13 Wear plate 2 Cover 8 Washer 14 Seal 3 Bearing sleeve 9 Dowel pin 15 Seal 4 Body 10 Oil seal 16 Socket bolt 5 Idler shaft 11 Seal ring 17 Socket bolt 6 Drive shaft 12 Wear plate 87630288 1 6 6 2007 A 10 A 26 ...

Page 46: ... Control valve spools do not return to neutral C Movement of control valve spools is difﬁcult D Hydraulic oil becomes too hot E Pump gears housing and other parts wear rapidly F Relief valves or check valves held open by dirt G Quick failure of components that have been repaired H Cycle times are slow machine does not have enough power 3 If your machine has any of these problems check the hydrauli...

Page 47: ...STEM Decontaminating A 10 A 9 If the contamination is microscopic A Check the maintenance schedule for the ma chine to learn if the hydraulic oil must be changed If necessary change the hydraulic oil Change the hydraulic ﬁlter B Do steps 12 through 41 10 If the contamination is visible do the following steps A Change the hydraulic oil and hydraulic ﬁlter B Do steps 11 through 41 11 Check the amoun...

Page 48: ...l lever in the ROLLBACK position for ﬁve seconds C Return the blade control lever in the NEUTRAL position for ﬁve seconds D Repeat steps 25B and 25C until the oil is at op erating temperature 26 With the engine running at full throttle and the portable ﬁlter running completely extend and retract the lift cylinders and the bucket cylinders Continue to operate the cylinders two times one after the o...

Page 49: ...nd hydrostatic ﬁlter elements on the machine 41 Start the engine Check for oil leakage around the new hydraulic and hydrostatic ﬁlters 42 Stop the engine 43 Check the level of the oil in the reservoir and add oil as required Reservoir Filling A 10 A 87630288 1 6 6 2007 A 10 A 30 ...

Page 50: ...ne from the OPEN end and CLOSED end of each cylinder 11 Be sure all control levers are in the NEUTRAL posi tion 12 Start and run the engine at low idle IMPORTANT Check the oil level in the hydraulic reservoir frequently while doing step 13 Have another person hold a container under the hydraulic lines while you do step 13 13 Slowly move the control lever for each bucket and lift cylinders in both ...

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