Valtra 115 - Page 34

30
Model Code Page
21. Engine
1. 11. 2000
95--115
X100--X120
210 8
Lubricating system
Oil pressure at normal running temperature:
--- at idling speed (min.) 100 kPa (1,0 kp/cm
2
)...........................................................
--- at running speed 250---400 kPa (2,5---4,0 kp/cm
2
)..............................................................
Free length of oil pressure valve spring 80 mm..............................................
Spring pressure when valve spring is compressed to a length of 52 mm 54+5 N (5,4+0,5 kp)..................
Diameter of oil pressure valve plunger 19,602...19,635 mm..............................................
Diameter of oil pressure valve cylinder 19,700...19,752 mm..............................................
Oil filter by---pass valve opens at a pressure difference of 2±0,5 kp/cm
2
..............................
Oil pump (420 engines)
Backlash between gears when crankshaft lies firmly against the lower side of main bearings:
--- cr ankshaft gear---lubricating oil pump gear 0,05...0,25 mm........................................
--- between the pump gears 0,16...0,26 mm.......................................................
Diameter of drive shafts:
--- at bearings for body and cover 17,966...17,984 mm..................................................
--- at gear wheel pressed on shaft 18,099...18,109 mm..................................................
Diameter of shaft holes on body and cover 18,000...18,018 mm..........................................
Diameter of gear wheel holes 18,060...18,078 mm......................................................
Drive shaft gear (press fit), distance between side gear (thread side) and first shoulder 14,80...15,20 mm.....
Fixed shaft, diameter 18,028...18,039 mm.............................................................
Protrusion of fixed shaft end below pump body face 0,5...1,0 mm...................................
Thickness of cover gasket 0,06...0,08 mm.........................................................
Outside diameter of gear 43,486...43,525 mm..........................................................
Housing diameter 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 gear (420 engines) 46 pcs.........................................