Valtra VALMET Series Workshop Manual Download

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VALTRA – VALMET

MEGA MEZZO HI-TEC

WORKSHOP MANUAL

https://www.truck-manuals.net/

Summary of Contents for VALMET Series

Page 1: ...VALTRA VALMET MEGA MEZZO HI TEC WORKSHOP MANUAL https www truck manuals net...

Page 2: ...ls Tools Cab and Shields Hydraulics Valtra Inc 44200 Suolahti Finland Groups 10 100 General Engine Electrical system 40 50 60 70 80 100 90 6000 6100 6200 6250 6300 6350 6400 6550 6600 6650 6800 6850 6...

Page 3: ...Order no 39 210 211 ENGLISH https www truck manuals net...

Page 4: ...10 General 11 Layout 12 Repairs 13 Maintenance https www truck manuals net...

Page 5: ...2 https www truck manuals net...

Page 6: ...ual also contains descriptions of the design and function of the components Detailed maintenance instructions can be found in Operator s Manual The Service Manual will be continually updated with new...

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Page 8: ...cations Autocontrol 2 1 Agrodata instrument hydraulic type clutch release mechanism DPS modifications Supplement no 39 256 217 15 5 1996 Includes tractor 6800 tractors 8050 8750 amendments Supplement...

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Page 10: ...ssion a s o The number designation for each group is given in the top left box of the respective pages and the first figure in the code designa tion 410 1 50 60 70 80 90 100 Code Page 2 Division into...

Page 11: ...sue is printed in the crossed over box and the date of the current issue is printed in the real date box 6 Model At the top of each page the tractor model for which the page is valid is indicated 7 Ad...

Page 12: ...er lift 321 ACD power lift 330 Agrodata 331 AD instrument 340 Autocontrol III 350 Autocontrol IV 360 CareTel 40 Power transmission 41 Clutch 410 Technical data tools description 411 Clutch assembly an...

Page 13: ...644 Differential 645 Industrial front axle 70 Frame and wheels 710 Tractor frame 720 Tyres and wheel discs 80 Cab and shields 810 Cab 820 Shields 830 Air conditioner 90 Hydraulics 910 Technical data...

Page 14: ...n quality and surface treatment The values given in the table should be used if the tightening torque is not given in the repair instructions Safety Always bear safety in mind when repairing or servic...

Page 15: ...rounding area As soon as a line has been disconnected cap plug or tape the line or opening to prevent the ingress of foreign ma terial The same cleaning and covering precautions should be taken when a...

Page 16: ...r bolt head Always fit new retainers in compartments which house moving parts When fitting lockwashers on aluminium housings place a flat washer between the lockwasher and the housing Note 1 Never fit...

Page 17: ...5 70 7 90 10 M12 90 10 80 8 100 10 125 10 151 15 M14 140 15 125 10 160 15 200 20 240 20 M16 220 20 195 20 250 25 300 30 370 40 M18 300 30 270 30 350 35 430 40 510 50 M20 430 40 380 40 480 50 600 60 72...

Page 18: ...int at which the measurement was taken kilowatts kW Engine torque newton metres Nm 1 Nm 0 74 ft lb 1 ft lb 1 356 Nm Fuel consumption by weight kilograms per hr kg h 1 kg h 2 2 lb hr by volume litres p...

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Page 20: ...nts of dirt e g heavily clogged filters can point to a fault which could cause extensive and costly repairs if not corrected in time When carrying out checks the tractor should stand on level ground L...

Page 21: ...y fitted air filter and an ejector pipe clean suction housing hole plate 9 Check fan belt tightness 10 Check water trap on 6 cylinder engines On other mo dels on the other side On models 8200 8400 and...

Page 22: ...nd clean suc tion strainer 26 Change oil in front axle differential and hubs 27 Change cab ventilation air filter and wash cab recircula tion filter if fitted 28 Change fuel filters 6200 8000R change...

Page 23: ...xpansion tank 28 8400 model 2001 30 8050 Hi and 8150 Hi 28 8450 8550 8450 Hi 8550 Hi 25 27 8750 8950Hi 31 31 Brake fluid reservoir Clutch fluid resesvoir brake fluid SAE J1703 0 3 0 2 Window washer re...

Page 24: ...20 Engine 21 Engine 22 Fuel system 23 Cooling system 21 https www truck manuals net...

Page 25: ...22 https www truck manuals net...

Page 26: ...lywheel starter gear 7 D Fitting flywheel 7 Cylinder head and valve mechanism Op no 212 1 Cylinder head A Removing cylinder head 1 B Removing valves 1 C Checking cylinder head 1 D Changing valve guide...

Page 27: ...ear casing 1 B Reconditioning idler gear 1 C Fitting timing gear casing 2 Lubrication system and oil sump Op no 215 A Reconditioning oil relief valve for lubrication oil pressure 1 B Removing and dism...

Page 28: ...09 K41106 L23506 Delta Delta Designation 420DSRE 420DSRE 420 DS 420 DW 420DW 420DWRE Turbocharger yes yes yes yes yes yes No of cylinders 4 4 4 4 4 4 Displacement litres 4 4 4 4 4 4 4 4 4 4 4 4 Cyl bo...

Page 29: ...6 5 1 16 5 1 16 5 1 16 5 1 Output kW r min DIN 81 2200 88 2225 88 2225 92 2200 92 2200 92 2200 92 2200 Torque Nm r min DIN 490 1400 455 1550 455 1550 540 1300 540 1300 540 1400 540 1400 Moment rise 39...

Page 30: ...5 1 16 5 1 16 5 1 Output kW r min DIN 118 2200 118 140 2200 118 140 2200 118 147 2200 Torque Nm r min DIN 650 1400 650 1450 650 1450 650 820 1400 Moment rise 27 27 27 27 28 Low idling r min 750 750 75...

Page 31: ...50 000 50 025 mm Camshaft clearance in bearing bush no 1 0 060 0 145 mm Camshaft clearance in bearing bushes others than no 1 0 090 0 140 mm Camshaft clearance in bearing bushes nos 2 3 and 4 620 634...

Page 32: ...ion in cylinder combustion chamber of piston to face towards injector Connecting rod Inside diameter of piston pin bush with bush pressed into connecting rod 40 025 40 040 mm Outside diameter of pisto...

Page 33: ...st plate 45 300 45 380 mm 4th oversize two 0 2 mm overthick thrust plates 45 400 45 480 mm Other crankshaft journals may not be ground longer Crankshaft end float 0 100 0 380 mm Max permissible ovalit...

Page 34: ...3 7 742 8 331 8 939 9 567 10 213 5 841 6 399 6 980 7 585 8 214 8 865 9 539 10 235 10 952 11 692 Cylinder head Height of cylinder head 104 800 105 000 mm Height min of cylinder head after repair grindi...

Page 35: ...meter 43 650 43 750 mm Thickness of gears 24 000 24 027 mm End play of gears 0 03 0 11 mm Depth of housing 24 000 24 043 mm Number of teeth on drive gear 320 engines 51 pcs Number of teeth on drive ge...

Page 36: ...pass turbo 620 634DW Shaft end float max 0 14 mm Shaft radial clearance1 max 0 95 mm Turbine housing attaching bolts 17 Nm Nut on end of shaft 15 6 Nm By pass passage opening pressure S2BG 0 9 bar 1 M...

Page 37: ...inlet valve seat 16 9101 65505 Milling cutter for inlet valve seat 17 9101 65506 Inner milling cutter for inlet valve seat 18 9101 66200 Lever for compressing valve spring 19 9052 47200 Counter nut f...

Page 38: ...33 Model Code Page 21 Engine 1 11 1998 6000 8750 210 11 1 9 1992 18 19 21 22 23 24 25 26 28 27 29 30 20 11 12 13 14 15 16 17 31 https www truck manuals net...

Page 39: ...grooves in the liner The upper part is sealed by the cylinder head gasket The camshaft is located in the cylinder block The camshaft front bearing location is fitted with a separate bearing sleeve The...

Page 40: ...of the V belt pulley An oil deflector ring is fitted between the hub and gear wheel and a dust shield is fitted on the hub in order to protect the seal The crankshaft is supported on the cylinder blo...

Page 41: ...ed helically cut gear wheels The gears are encased by the timing gear casing which is fitted tothe front of the engine The timing gear drives the camshaft fuel injection pump and oil pump The idler ge...

Page 42: ...he valve mechanism get their lubrication oil via the main oil gallery Lubricating system 620 engines 1 Lubricating oil pump 2 Pressure relief valve 3 Oil filter 4 Turbocharger not 8000 and 8100 tracto...

Page 43: ...n necessary The inner safety filter prevents impurities form entering the engine should the main filter element break or be fitted incorrectly An electric service indicator is located in the filter bo...

Page 44: ...ts are a little bigger than on other models Also a pipe which removes impurities with the aid of the suction created by exhaust gas flow is standardequipment Theair intakecover ing above the filter ha...

Page 45: ...10 1 9 2002 6250 8950 210 18 1 8 2000 Model Code Page 21 Engine https www truck manuals net...

Page 46: ...11 1 9 2002 6200 8400 210 19 1 8 2000 Model Code Page 21 Engine https www truck manuals net...

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Page 48: ...der 1 If the cylinder liners are to be used again they should be marked so that they can be fitted in the same position 2 Remove the cylinder liners using cylinder liner puller 9051 73100 9051 73100 C...

Page 49: ...Oversize bushings for camshaft If the location of the camshaft bushing front bearing is dam aged a bushing with a 0 4 mm oversize outer diameter can be fitted Bushings are available even for other ca...

Page 50: ...and o ring 6146 05125 after machining Order no Hole diameter 1 8363 24661 56 02 56 05 2 8368 52460 55 42 55 45 3 8368 52460 55 42 55 45 4 8368 52461 55 64 55 67 Order no Hole diameter 1 8363 24661 56...

Page 51: ...iner height see point 5 needs to be adjusted use milling cutter 9101 65600 If necessary a light lapping can be executed after milling with the help of the cylinder liner Apply lapping paste to the und...

Page 52: ...ted with a cylinder liner recess cutter 9101 65600 7 If the liner height of acylinder lineris notthe sameall theway round the cylinder liner flange and the cylinder block recess depth should be checke...

Page 53: ...bly and possible turbine clutch 2 Remove the flywheel 3 Remove the oil seal Do not damage the crankshaft 4 Clean the seal location and grind off any burrs 8360 20054 Note If the crankshaft is worn at...

Page 54: ...uide pins can be used studs M12 2 pcs which are screwed in to the flywheel fixing bolt holes Note On the flywheel there is a fuel injection timing mark Fit the flywheel in the right position according...

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Page 56: ...l the cylinder head bolts firstby a1 4 turn andthen remove them Remove the cylinder head B Removing valves Ensure that valves which are to be re used are marked so that they are fitted in their origin...

Page 57: ...using drift 9101 65800 Clean the valve guide locations 2 Lubricate the outside of the new guides and fit them using drift 9101 65900 which ensures the correct fitting height 21 mm over the spring face...

Page 58: ...hich is stamped on the cylinder head front upper surface on the exhaust side As a spare part these heads can be fitted on all engines The V marked cylinder heads are also available for the 4 cylin der...

Page 59: ...sealing surfaces are clean and fit thecylinder head gasket s and the cylinder head s Ensure that on the six cylinder engines both cylinder heads are parallel by fastening lighty the exhaust manifold...

Page 60: ...y as the hardened layer is thin 60 5 Fit the plug to the other end of the rocker arm shaft Lubri cate the shaft and fit various parts in a correct order Note the correct position of the shaft and the...

Page 61: ...the adjusting screw measure clearance with a feeler gauge The clearance is correct when a 0 35 mm feeler gauge is slightly tight fitted between the rocker arm and the valve stem end Adjust clear ance...

Page 62: ...aper or other wear must not exceed 0 03 mm 3 Refit the bearing caps with new bearing shells and tighten them to the correct torque Measure the I D with a dial gauge which has been zeroed to the dimens...

Page 63: ...E Fitting crankshaft 1 Clean the oilways bearing shells and bearing locations Check that the crankshaft is clean 2 Fit the bearing shells into the cylinder block and the bearing caps Ensure that the b...

Page 64: ...ging connecting rod bearings 1 Clean the connecting rod and bearing shells Fit them together and tighten the bolts to 40 Nm 90 2 Measure the I D using a cylinder gauge which has been zeroed to the dia...

Page 65: ...ture turn the connecting rod round sothat the other side of thecon necting rod faces the fixture Then measure the same dis tance The accepted deviation is 0 6 mm max 86 50 6 Measure the length of the...

Page 66: ...Thank you very much for your reading Please Click Here Then Get More Information https www truck manuals net...

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