Valtra VALMET Series User Manual

31
Model Code Page
21. Engine
1. 10. 1999
6000--8950
210 9
1. 6. 1999
Balancing unit (420 e ngines)
Tooth backlash:
--- crankshaft ring gear---balancer weight gear wheel 0,1...0,3 mm..................................
--- between the balancer weights gear wheels 0,05...0,250 mm........................................
Balancing weights end float 0,1...0,5 mm.......................................................
Shaft diameter at bearing surfaces 36,000...36,016 mm.................................................
Bearing bushing inner diameter (fitted) 36,050...36,075 mm..............................................
Diameter of holes in body for shafts, rear end 36,058...36,083 mm........................................
Diameter of holes in body for shafts, front end 35,958...35,983 mm........................................
Shim thickness , cylinder block---balancer unit 0,2 mm........................................
Turbocharger
Schwitzer S1A (320 DS engines)
Shaft end float max 0,14 mm..................................................................
Shaft radial clearance
1
) max 0,61 mm..........................................................
Turbine housing attaching bolts 22 Nm....................................................
Nutatendofshaft 6,8 Nm...............................................................
Schwitzer S1B (420 DS engines) and S1BG by-- pass turbo (420DW engines)
Shaft end float max 0,14 mm...................................................................
Shaft radial clearance
1
) max 0,51 mm...........................................................
Turbine housing attaching bolts 22 Nm....................................................
Nutatendofshaft 8,1 Nm...............................................................
By---pass passage opening pressure (S1BG) 1,035 bar.........................................
Schwitzer S2B (620D S, 634 D S engines) and S2BG by-- pass turbo (620/634DW)
Shaft end float max 0,14 mm...................................................................
Shaft radial clearance
1
) 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
) Measured at nut on end of shaft.
Tightening torques
Main bearing bolts 200 Nm...............................................................
Cylinder head bolts 80 Nm+90˚+90˚+60˚..............................................................
Cylinder head studs to cylinder block 30 Nm...............................................
Main bearing bolts 200 Nm...............................................................
Connecting rod bo lts 40 Nm + 90˚.............................................................
Crankshaft nut:
--- 320/420 600 Nm......................................................................
--- 6 2 0 1000 Nm..........................................................................
Flywheel bolts:
--- 1 0 . 9 140 Nm.........................................................................
--- 1 2 . 9 160 Nm.........................................................................
Flywheel housing bolts:
--- o u t e r r i n g M 1 2 110 Nm (8.8), 150 Nm (12.9)................................................................
--- i n n e r ri n g M 1 0 60 Nm (8.8), 90 Nm (12.9)................................................................
Idlergearbolts:
--- M 1 0 60 Nm.........................................................................
--- M 1 4 200 Nm.........................................................................
Compressor V---belt pulley, nut 80 Nm.....................................................
Balancing weights, 420 60 Nm...........................................................
Crankshaft counterbalance weight bolts (320) 160 Nm........................................
Exhaust manifold bolts 50 Nm...........................................................
Inlet manifold bolts 30 Nm...............................................................
Injector attaching nuts (on studs) 15 Nm...................................................
Delivery valve retainer 40 Nm............................................................
Injector nozzle sleeve 60 Nm.............................................................
Engine---oil sump:
--- 320/420 engines M12 bolts 110 Nm (8.8), 140 (12.9)......................................................
--- 620/634 engines M8 bolts 30 Nm.......................................................
--- 620/634 engines M10 bolts 90 Nm......................................................
--- 620/634 engines M20 bolts 600 Nm......................................................
Nut for lubricating oil pump gear 60 Nm...................................................
Lubricating oil pump fixing bolts 60 Nm....................................................
V alve of piston co o ling nozzles, 620/634 30 Nm.............................................
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Valtra VALMET Series Specifications

General

Engine	Agco Power
Fuel Type	Diesel
Drive	4WD
Engine Power	75-400 HP
Hydraulic System	Open or Load-sensing
PTO	540/1000 rpm
Weight	Varies by model
Fuel Tank Capacity	Varies by model