New Holland 790CP Service Manual
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New Holland 790CP Service Manual

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SERVICE MANUAL
790CP
Pick-up Header
Part number 47779318
2nd edition English
September 2014
Replaces part number 84404970
Copyright © 2014 CNH Industrial America LLC. All Rights Reserved.

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  • Page 1 SERVICE MANUAL 790CP Pick-up Header Part number 47779318 2nd edition English September 2014 Replaces part number 84404970 Copyright © 2014 CNH Industrial America LLC. All Rights Reserved.
  • Page 2 SERVICE MANUAL 790CP 47779318 22/09/2014 Find manuals at https://best-manuals.com...
  • Page 3 Contents INTRODUCTION Main gearbox and drive ............... 14 [14.100] Main gearbox and drive ............14.1 Hydraulic systems...............
  • Page 4 INTRODUCTION 47779318 22/09/2014 Find manuals at https://best-manuals.com...

  • Page 5: Table Of Contents

    Contents INTRODUCTION Foreword - Important notice regarding equipment servicing ........3 Safety rules .

  • Page 6: Foreword - Important Notice Regarding Equipment Servicing

    Specifications, descriptions, and illustrative material herein are as accurate as known at time of publication but are subject to change without notice. In case of questions, refer to your NEW HOLLAND Sales and Service Networks. 47779318 22/09/2014...

  • Page 7: Safety Rules

    INTRODUCTION Safety rules Personal safety This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible death or injury. Throughout this manual you will find the signal words DANGER, WARNING, and CAUTION followed by special in- structions.

  • Page 8: Safety Rules - Personal Safety

    13. When transporting on a road or highway, use accessory lights and devices for adequate warning to the opera- tors of other vehicles. In this regard, check local government regulations. Various safety lights and devices are available from your NEW HOLLAND dealer. 14. Practice safety 365 days a year.

  • Page 9: Safety Rules - Ecology And The Environment

    • Do not open the air-conditioning system yourself. It contains gases that should not be released into the atmosphere. Your NEW HOLLAND dealer or air conditioning specialist has a special extractor for this purpose and will have to recharge the system properly.

  • Page 10: Safety Signs

    INTRODUCTION Safety signs The following safety signs are placed on your machine as a guide for your safety and for those working with you. Walk around the machine and note the content and location of these safety signs before operating your machine. Keep safety signs clean and legible.
  • Page 11 INTRODUCTION 93103373 Rear view 93103371 Left-Hand (LH) side 47779318 22/09/2014...
  • Page 12 INTRODUCTION 93103375 Right-Hand (RH) side 47779318 22/09/2014...
  • Page 13 INTRODUCTION WARNING Slippery surface. Do not use this area as a step or platform. Failure to comply could result in death or serious injury. Quantity: 2 87026533 87026533_B (1) LH side of feeder opening on the top rail. 93101831A (2) RH side of feeder opening on the top rail. 93101832A 47779318 22/09/2014...
  • Page 14 INTRODUCTION WARNING Crush Hazard. Engage safety latch before working under machine. Failure to comply could cause death or serious injury. Quantity: 2 84004735 84004735 (3) LH side hold down arm. 93101786B (4) RH side hold down arm. 93101789B 47779318 22/09/2014...
  • Page 15 INTRODUCTION DANGER Rest header on the ground or set header lift cylinder safety lock before going under unit. Failure to comply will result in death or serious injury. Quantity: 2 84068808 84068808_B (6) LH side rear panel. NHIL13GH00073AA (5) RH side rear panel. NHIL13GH00075AA 47779318 22/09/2014...
  • Page 16 INTRODUCTION DANGER Rotating drive line. Keep all shields and guards in place. Failure to comply will result in death or serious injury. Quantity: 1 86999254 86999254 (7) On the rear panel behind the Power Take-Off (PTO) shaft. NHIL13GH00060AA DANGER Rotating drive line Do not operate without: All drive line, tractor and equipment shields in place.
  • Page 17 INTRODUCTION DANGER Rotating drive line Failure to comply will result in death or serious injury. Do not operate without: All drive line, tractor and equipment shields in place. Drive lines securely attached at both ends. Drive line shields that turn freely on drive line. Do not use PTO adaptors.
  • Page 18 INTRODUCTION ATTENTION This case contains your operator's manuals. Please keep them in this case for convenient use and safe storage. Please read and understand the operator manual before using this machine. Quantity: 1 87699716 A 87699716 (11) On the document holder on the RH rear panel. NHIL13GH00075AA 47779318 22/09/2014...
  • Page 19 INTRODUCTION CAUTION Shield is open. Stand clear. Replace or close shield before operating machine. Failure to comply could cause death or serious injury. Quantity: 2 84004734 84004734A (12) LH side under the rear access panel. NHIL13GH00071AA (12) LH side under the front access panel. NHIL13GH00079AA 47779318 22/09/2014...

  • Page 20: Torque - Minimum Tightening Torques For Normal Assembly

    INTRODUCTION Torque - Minimum tightening torques for normal assembly METRIC NON-FLANGED HARDWARE NOM. LOCKNUT LOCKNUT SIZE CL.8 CL.10 CLASS 8.8 BOLT and CLASS 10.9 BOLT and W/CL8.8 W/CL10.9 CLASS 8 NUT CLASS 10 NUT BOLT BOLT PLATED PLATED UNPLATED UNPLATED W/ZnCr W/ZnCr 2.2 N·m (19 lb...
  • Page 21 INTRODUCTION METRIC FLANGED HARDWARE NOM. CLASS 8.8 BOLT and CLASS 10.9 BOLT and LOCKNUT LOCKNUT SIZE CLASS 8 NUT CLASS 10 NUT CL.8 CL.10 W/CL8.8 W/CL10.9 BOLT BOLT PLATED PLATED UNPLATED UNPLATED W/ZnCr W/ZnCr 2.4 N·m (21 lb 3.2 N·m (28 lb 3.5 N·m (31 lb 4.6 N·m (41 lb 2.2 N·m (19 lb...
  • Page 22 INTRODUCTION 1. Manufacturer's Identification 2. Property Class 3. Clock Marking of Property Class and Manufacturer's Identification (Optional), i.e. marks 60 ° apart indicate Class 10 properties, and marks 120 ° apart indicate Class 8. INCH NON-FLANGED HARDWARE LOCKNUT LOCKNUT NOMINAL SAE GRADE 5 BOLT SAE GRADE 8 BOLT GrB W/ Gr5...
  • Page 23 INTRODUCTION INCH FLANGED HARDWARE NOM- LOCKNUT LOCKNUT SAE GRADE 5 BOLT and SAE GRADE 8 BOLT and INAL GrF W/ Gr5 GrG W/ Gr8 SIZE BOLT BOLT UNPLATED PLATED UNPLATED PLATED or PLATED W/ZnCr or PLATED W/ZnCr SILVER GOLD SILVER GOLD 12 N·m (106 lb 13 N·m (115 lb...
  • Page 24 INTRODUCTION Inch Lock Nuts, All Metal (Three optional methods) 20090268 Grade Identification Grade Corner Marking Method (1) Flats Marking Method (2) Clock Marking Method (3) Grade A No Notches No Mark No Marks Grade B One Circumferential Notch Letter B Three Marks Grade C Two Circumferential Notches...

  • Page 25: Torque - Standard Torque Data For Hydraulics

    INTRODUCTION Torque - Standard torque data for hydraulics INSTALLATION OF ADJUSTABLE FITTINGS IN STRAIGHT THREAD O RING BOSSES 1. Lubricate the O-ring by coating it with a light oil or petroleum. Install the O-ring in the groove adjacent to the metal backup washer which is assembled at the extreme end of the groove (4).
  • Page 26 INTRODUCTION PIPE THREAD FITTING TORQUE PIPE THREAD FITTING Torque (Maximum) Thread Size Before installing and tightening pipe fittings, clean the 1/8-27 13 N·m (10 lb ft) threads with a clean solvent or Loctite cleaner and apply 1/4-18 16 N·m (12 lb ft) sealant L ®...

  • Page 27: Basic Instructions - Shop And Assembly

    Only use CNH Original Parts or NEW HOLLAND Original Parts. Only genuine spare parts guarantee the same quality, duration, and safety as original parts, as they are the same parts that are assembled during standard production. Only CNH Original Parts or NEW HOLLAND Original Parts can offer this guarantee.
  • Page 28 W0111A Special tools The special tools that NEW HOLLAND suggests and illustrate in this manual have been specifically researched and designed for use with NEW HOLLAND machines. The special tools are essential for reliable repair operations. The special tools are accurately built and rigorously tested to offer efficient and long-lasting operation.

  • Page 29: Basic Instructions - Chain Wear Tables - Roller Chains

    INTRODUCTION Basic instructions - Chain wear tables - Roller chains Chain wear The individual joints in a roller chain articulate as they en- ter and leave the sprockets. This articulation results in wear on the pins and bushings. Material that is worn away from these surfaces will cause the chain to gradually elon- gate.
  • Page 30 INTRODUCTION WEAR LIMITS ON ROLLER CHAIN Strand No. 40 Chain (08A) No. 50 Chain (10A) No. 60 Chain (12A) No. 80 Chain (16A) Length Replace Replace Replace Replace Pitches 508 mm 523 mm 635 mm 654 mm 762 mm 787 mm 1016 mm 1047 mm (20.0 in)

  • Page 31: Frame - Dimension

    This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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