Valtra 205 Service Manual Download

Page: 23 / 41

Model

Code

Page

21. Engine

205--555

210

1. 7. 1989

10. 1. 1992

Valves, rocker arms and tappets (205---555)

Valve timing

At a valve clearance of 0,30 mm:

--- inlet valve opens at

B.T.D.C.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- inlet valve closes at

A.B.D.C.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- exhaust valve opens at

B.B.D.C.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- exhaust valve closes at

A.T.D.C.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Valve clearance, cold or warm engine:

--- inlet valve

0,30 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- exhaust valve

0,30 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Seat angle in cylinder head

±5’

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Seat width

1,0---1,5 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Valve seat angle

30’±5’

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Valve head diameter:

--- inlet valve

39 mm (45 mm, 355,455, 555)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- exhaust valve

39 mm (40 mm, 355, 455, 555)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Stem diameter, inlet valve

9.465---9.480 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Stem diameter, exhaust valve

9.445---9.460 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Clearance, valve stem---guide, inlet valve

0.040---0.070 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Clearance, valve stem---guide, exhaust valve

0.060---0.090 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Maximum wear limit, inlet valve

0.30 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Maximum wear limit, exhaust valve

0.35 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Valve guide I.D. (before fitting)

9.520---9.535 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Valve guide O.D

16.028---16.039 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bore in cylinder head for valve guide

16.000---16.018 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Height of valve guide above cylinder head face

21 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Distance between cylinder head and valve head

1.2---1.4 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Valve spring, free length:

--- inner spring

57 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- outer spring

61 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Loading when valve spring is compressed to:

--- inner spring, 41.5 mm

70---90 N

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

--- outer spring, 47 mm

190---210 N

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Rocker arm shaft diameter

19.959---19.980 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Rocker arm bushing I.D. (bushing fitted)

19.990---20.010 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Rocker arm bushing O.D. (before fitting)

23.035---23.048 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Rocker arm hole diameter

23.000---23.021 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Pushrod length

231

---1

(238

---1

, 455)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Pushrods must be straight to within

0.4 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Rocker arm shaft spring, free length

80 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Loading when rocker arm shaft spring is compressedto 58 mm

80---100 N

. . . . . . . . . . . . . . . . . . . . . . . . .

Tappet O.D

29.939---29.960 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bore in cylinder block for tappet

30.000---30.021 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Camshaft (205, 305, 405)

Bearing journal no. 1, diameter

49.925---49.950 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bearing journal nos 2---4, diameter

49.885---49.910 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bearing no. 1, bore

50.040---50.060 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bearings nos 2---4, bore

50.000---50.025 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Radial clearance no. 1

0.090---0.135 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Radial clearance nos. 2---4

0.090---0.140 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Tolerance, 1st bushing in block

0.025---0.080 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Camshaft end float (with 0.5 mm gasket betweencylinder block and timing gear

casing and betweentiming gear casing and front cover)

0.045---1.550 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Cam height (distance between cam lobe top and opposite side).41.44 mm

Cam lift (lobe top height above the “circle”)

7.44 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Max. permissible figure for out---of---roundness

0.03 mm

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Summary of Contents for 205

Page 1: ...00 205 255 305 355 365 405 Tractors General Engine Electrical system Power transmission Front axle and steering sys tem Tools Brakes Frame and wheels Cab and shields Hydraulics Service Manual Valtra I...

Page 2: ...Order no 39 200 212 ENGLISH Copyright E 2006 by Valtra Inc Find manuals at https best manuals com...

Page 3: ...1 10 General 11 Layout 12 Maintenance Find manuals at https best manuals com...

Page 4: ...2 Find manuals at https best manuals com...

Page 5: ...a Stanadyne rotary distribution pump 3 To the reader The Service Manual for the Valtra Valmet 205 900 tractors is intended to be a practical reference source to be used in workshop The repair instruct...

Page 6: ...4 Find manuals at https best manuals com...

Page 7: ...instructions for optional equipment 39 251 216 31 1 1996 only for 665 4MOD models 39 251 217 1 5 1996 model 865 Kontak valves for auxiliary hydraulics technical modifications Supplements 39 251 218 1...

Page 8: ...6 Model Code Page 10 General 205 900 110 0 1 4 2006 Ordering number Date Content Service Manual 39 200 212 04 2006 Second edition Find manuals at https best manuals com...

Page 9: ...ion 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 co...

Page 10: ...o boxes for dates In a case of revised issue the date of the earlier issue is printed in the crossed over box and and the date of the current issue is printed in the proper date box 7 Additions and am...

Page 11: ...vers 423 Shafts and gear wheels in gearbox 424 Differential 43 Torque converter and shuttle on 415 M 44 Low gear 440 Technical data description tools 441 Low gear 45 Final drives 450 Technical data de...

Page 12: ...order of dimension 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 r...

Page 13: ...50 5 45 5 60 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...

Page 14: ...46 kW the point 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 vol...

Page 15: ...hot when it drains from the tractor Waste oil and oil filters should be handled carefully and disposed of properly After completion of the service work always replace all safety covers etc Lubrication...

Page 16: ...d ends 4 nipples not on later models 4 wheel drive universal joints ZF 4 nipples Sige 2 nipples front axle mountings ZF 6 nipples Sige 4 nipples steering knuckles on later models 4 nipples 5 Lubricate...

Page 17: ...Check oil level in differential 4 wheel drive 25 Check oil level in hub reduction gears 4 wheel drive 26 Check oil level in hydraulic system 27 Change pressure filter in hydraulic system 28 Change oi...

Page 18: ...Diesel fuel 73 79 extra tank 103 Cooling system without expansion tank 205 565 600 700 665 865 800 900 Cooling system with expansion tank 600 700 800 900 Anti feeze agent water stan dard ASTM D3306 86...

Page 19: ...gine 21 Engine 22 Fuel system 23 Cooling system 309 and 311 engines 309 and 311 engines 309 and 311 engines 21A Engine 22A Fuel system 23A Cooling system 320 420 engines 320 420 engines 320 420 engine...

Page 20: ...18...

Page 21: ...ng 4 B Changing crankshaft rear oil seal 4 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 guides...

Page 22: ...ngine Op no 219 1 Removing and fitting engine by parting tractor A Removing engine 1 B Fitting engine 2 2 Removing and fitting engine without parting tractor A Removing engine 3 B Fitting engine 3 Tec...

Page 23: ...Valve spring free length inner spring 57 mm outer spring 61 mm Loading when valve spring is compressed to inner spring 41 5 mm 70 90 N outer spring 47 mm 190 210 N Rocker arm shaft diameter 19 959 19...

Page 24: ...der liners 355 455 555 Height above block face 0 030 0 080 mm Max height difference between cylinder liners under thesame cylinder head 0 020 mm Cylinder liner I D 108 000 108 022 mm Liner flange heig...

Page 25: ...x permissible weight difference between pistons 25 g Heat piston to 100_C before fitting piston pin The combustion chamber should be turned towards the injectors Connecting rod 205 305 405 Connecting...

Page 26: ...nals diameter standard 67 981 68 000 mm 1st undersize 0 25 mm 67 731 67 750 mm 2nd undersize 0 50 mm 67 481 67 500 mm 3rd undersize 1 00 mm 66 981 67 000 mm 4th undersize 1 50 mm 66 481 66 500 mm Big...

Page 27: ...205 555 Lubricating oil pressure at working temperature at low idling speed minimum 150 kPa 1 5 kp cm at rated speed 300 500 kPa 3 5 kp cm Spring for oil relief valve free length 80 mm Spring for oil...

Page 28: ...part number Diam Type Opening Fully Max stroke commences open mm 8360 15156 54 79 C 80 3 C 94 C 7 5 8360 15486 54 83 C 83 3 C 95 C 7 5 Cylinder block 205 305 405 Holes for guide pins 13 000 13 043 mm...

Page 29: ...g cap bolts 90 Nm 9 kpm Main bearing cap bolts 160 Nm 16 kpm Crankshaft nut 600 Nm 60 kpm Flywheel bolts 120 Nm 12 kpm Idler gear bolts M 10 60 Nm 6 kpm M 14 140 Nm 14 kpm Cylinder head bolts 160 Nm 1...

Page 30: ...5 98900 Drift for fitting dust cover crankshaft front seal 505 905 23 9051 40200 Drift for fitting coolant pump seal 505 905 24 9025 98800 Drift for fitting tubular pin in timing gear casing 505 905 2...

Page 31: ...29 Model Code Page 21 Engine 205 555 210 9 1 12 1986 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 26A 27 28...

Page 32: ...30 Model Code Page 21 Engine 205 555 210 10 1 12 1986 29 30...

Page 33: ...on diesel engine The peripherals of the engine are shown in Figs 210 1 and 210 2 309 left side 1 Turbocharger 2 Injector 3 Fuel filter 4 Water trap 5 Oil pressure gauge sender 6 Oil dipstick 7 Oil fil...

Page 34: ...gine 205 555 210 12 1 12 1986 309 right side 1 Thermostart device fuel reservoir 2 Thermostart glow plug 3 Breather hose 4 Temperature gauge sender unit 5 Coolant pump 6 Timing gear casing cover 7 Alt...

Page 35: ...33 Model Code Page 21 Engine 205 555 210 13 1 12 1986 Longitudinal section of engine 309...

Page 36: ...hen fitting the cylinder liner Flywheel housing Figure 210 5 1 Flywheel housing 2 Bolt M12x35 3 Socket head bolt M10x30 4 Crankshaft oil seal 5 Rubber plug 6 Tubular pin 7 Screw stud 10x25 8 Washer 9...

Page 37: ...e of cast iron and each cylinder has its own inlet port and common exhaust port The stiffness and even spread of attaching bolts give a good seal for the cylin der head gasket The directed flow of the...

Page 38: ...ys in the camshaft Crank mechanism 1 Crankshaft 2 Key 3 Cylindrical pin 4 Main bearing 5 Thrust bearing 6 Flywheel 7 Ring gear 8 Bolt 9 Hub 10 Shaft seal boot 11 Deflector ring 12 Gear wheel 13 Gear w...

Page 39: ...bear ings are three layer bearings which have a tough lead bronze alloy with good heat dissipating properties inside the steel shell The actual sliding surface is covered by a layer of indium lead whi...

Page 40: ...drive are fitted to the timing gear casing The front cover 7 is fitted to the Idler gear with securing parts 1 Bolt M10x55 2 Bolt M14x65 3 Locking flange 4 Bearing bushing 5 Gear wheel 6 Shaft stud Th...

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

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