13. Appendix
115
Appendix 2. Tightening torque
Hexagon bolts and stud bolts
M 8 M 10 M 12 M 14 M 16
Nm ft-lb. Nm ft-lb. Nm ft-lb. Nm ft-lb. Nm ft-lb.
bolt quality 8.8 25 18 49 36 86 63 135 100 210 155
bolt quality 10.9 35 26 69 50 120 88 190 140 295 217
Gearbox, axles, wheels Nm ft-lb.
hexagon bolts M 10x1 (orbitrol to steering support) 40 29
clamping screws for hydraulic control valves 16 12
axle spindle to transmission case 86 63
axle spindle cover M 10 (planetary gear) 69 50
slotted nut M 45x1.5 on wheel flange 180 + 20 15 ?
spherical bearing M 12 86 63
lock bar M 16 210 155
coupling jaw attachment bar M 14 135 100
wheel fastener, including hub spacer, 24-mm wheel nut 340 250
Engine Nm ft-lb.
cylinder head cover 8.5 6
rocker arm adjustment screw 21 16
intake manifold 8.5 6
air intake pipe (TORX) 21 16
exhaust manifold (TORX) 22 16
oil drain plug 55 41
oil sump (cast) 31 22
injection line fastener 30 22
injection valve fastener (TORX) 21 15 ?
plugs and connecting screws for heating hoses 65 ± 5 44 ?
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