Claas C490-C370 Repair Manual Download Page 9 | Manualshive

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00 0290 395 0 - RHB C 490-C 370 - 03/09

9

1 Introduction

General Information

44966
39101

Validity of instructions

The present Manual applies to the following machine /
front attachment:

Designation

Type

Serial number

from

to

C490

C430

C370

527

52700011

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Summary of Contents for C490-C370

Page 1: ...C490 C370 Repair manual ...

Page 2: ...44965 P l e a s e r e a d a n d f o l l o w t h e s a f e t y i n s t r u c t i o n s Find manuals at http best manuals com search s CLA 2903950 ...

Page 3: ...9 Tightening torques for metric standard threads 19 Tightening torques for metric fine threads 20 Tightening torques for hydraulic screw fittings with ferrule according to DIN 3861 21 Tightening torques for hydraulic screw fittings and air conditioner fittings with a sealing cone and O ring DIN 3865 22 Tightening torques for hydraulic male connector DIN 3901 23 Tightening torques for direction adj...

Page 4: ... drive shaft 47 Removing the intermediate drive shaft 47 Intermediate drive shaft Overview 49 Installing the intermediate drive shaft 49 09 Hydraulic system 09 15 Hydraulic lines 51 Overview of front attachment multi coupler 8011 51 09 20 Valves 53 Overview of reel adjustment valve block 53 09 20 Special tools for valves 55 Pulling out the valve insert 55 Screwing out the iron core 55 Dismounting ...

Page 5: ...88 Removing the left reel height adjustment hydraulic cylinder 3015 89 Overview of left reel height adjustment hydraulic cylinder 3015 90 Installing the left reel height adjustment hydraulic cylinder 3015 91 Removing the right reel height adjustment hydraulic cylinder 3014 92 Overview of right reel height adjustment hydraulic cylinder 3014 93 Installing the right reel height adjustment hydraulic c...

Page 6: ... transmission 128 Assembling and installing the wobble transmission 129 Overview of knife drive belt R1 135 Overview of jockey pulley belt R1 136 Overview of guide roller of belt R1 137 Removing the driven pulley of belt R1 138 Overview of driven pulley of belt R1 139 Installing the driven pulley of belt R1 140 21 23 Mower unit special tools 141 Disassembling assembling the wobble transmission 141...

Page 7: ... followed Supplements are added to reflect the ongoing techni cal development of the machines and the manual is thereby continuously being updated as a reference book As a precaution always compare the setting values and fill quantities with the most recent operator s man ual for the respective machine Texts and figures Pictures and graphics are neutral Differences are pointed out by notes beneath...

Page 8: ...e last pages of this manual Directions Text elements such as front rear right and left always apply to the direction of travel In figures the direction of travel may be indicated by a direction arrow Your CLAAS Service Department Symbol Meaning Description See index The symbol points out that further information on this subject matter can be found in another section of this manual See index of the...

Page 9: ...n General Information 44966 39101 Validity of instructions The present Manual applies to the following machine front attachment Designation Type Serial number from to C490 C430 C370 527 52700011 Find manuals at http best manuals com search s CLA 2903950 ...

Page 10: ...correct spare parts Only use original CLAAS spare parts accessories and ancillary equipment that have been tested and approved by CLAAS This is the only way to ensure that the design related characteristics of the harvest ing machine as well as its functional efficiency are maintained In addition original CLAAS parts maintain the active and or passive driving safety as well as occupational safety ...

Page 11: ...pplied and tightening is to the specified torque and in the correct sequence of assembly Disassembly After loosening the axial clamping loosen the taper ring fastener with a sharp blow using a block ended tube 85677 Gib head key joints Prior to installation the shaft the hub and the keyway must be cleaned so they are free of grease paint and rust When delivered as a spare part the gib head key is ...

Page 12: ...ratures will not exceed 90 C max These bolts can be subjected to full stress after 24 hours at 20 C The complete curing period can be shortened by heating e g to 15 minutes at 70 C In individual cases bolts with liquid locking compound can be used instead of self locking bolts only where these bolts can be heated up to approx 200 C for removing them Comply with the specified quality grade of bolts...

Page 13: ...nting of bearings at a later date Always arrest the eccentric ring moderately in direction of rotation of the shaft and lock it with a set screw To loosen the bearing drive off the eccentric ring against the sense of rotation of the shaft 14035 Adapter sleeve bearing Adapter sleeve bearings do not require a specially machined bearing seat They may be mounted on any drawn or scalped shaft This is a...

Page 14: ...ube The tube must not rotate This point can be felt because increased power is needed from here Tighten the union nut half a turn beyond the point where resistance is felt Check the cut produced by the cutting edge A visible collar must fill up the space ahead of the ferrule face The ferrule may rotate but axial dis placement must not be possible Final assembly Insert the pre assembled tube into t...

Page 15: ...here resistance is felt Check the cut produced by the cutting edge A visible collar must fill up the space ahead of the profiled ring face The profiled ring may rotate but axial displacement must not be possible Final assembly Insert the pre assembled tube into the well oiled screw fitting Tighten the union nut until considerably more force is needed and then add another half a turn Important Back...

Page 16: ...ing screw fittings on hydraulic lines see above For sealing cone screw fittings on hydraulic lines see above Laying the hoses Observe the information provided with the five figures below Avoid twisting the hoses during installation A incorrect installation B correct installation Hoses must be installed in such a way that neither tensile loads will occur in any operating condition nor compression l...

Page 17: ...H Cover up sharp edged components permanently E incorrect installation F correct installation Avoiding torsional loads When connecting a hose to moving parts avoid twisting the hose especially when the movement and the bending occur in the same plane K incorrect installation L correct installation Protection against external temperature effects When major external temperature effects occur install...

Page 18: ...e under load When fitted with a quarter turn from this position they will get loose fall out or shear off Replace split pins locking wires locking plates tab washers and lock washers when carrying out repairs Install greasable ball and sliding bearings with the grease specified for them Align sprockets and V belt pulleys toward each other Care for strict cleanliness when working on hydraulic syste...

Page 19: ...the descriptive text no additional screw locking such as microencap sulated bolts or liquid locking compound is used Tightening torque in Nm for a coefficient of friction µ tot 0 14 Bolts and nuts Property class 8 8 10 9 12 9 Dimensions Hex bolts ISO 4014 to ISO 4018 Cheese head screws ISO 4762 Hex nuts ISO 4032 M 4 2 9 4 3 5 M 5 5 8 8 5 10 M 6 10 14 5 17 M 8 24 5 36 42 M 10 48 5 71 83 5 M 12 83 5...

Page 20: ...ap sulated bolts or liquid locking compound is used Tightening torque in Nm for a coefficient of friction µ tot 0 14 Bolts and nuts Property class 8 8 10 9 12 9 Dimensions Hex bolts ISO 8765 ISO 8876 Hex nuts ISO 4032 M 8 x 1 26 38 5 45 M 10 x 1 54 79 92 5 M 10 x 1 25 51 74 5 88 M 12 x 1 25 90 5 134 156 M 12 x 1 5 87 128 150 M 14 x 1 5 143 210 246 M 16 x 1 5 219 323 378 M 18 x 1 5 331 470 551 M 18...

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