Holder 4.74 manual Maintenance data, Tightening torques Hexagon screws and studs

Operating instructions

Maintenance data

Tightening torques

C 4.74

Hexagon screws and studs			M 8		M 10	M 12	M 14	M 16
Screw quality 8.8			25 Nm		49 Nm	86 Nm	135 Nm	210 Nm
Screw quality 10.9			35 Nm		69 Nm	120 Nm	190 Nm	295 Nm
Hydraulic system, wheels	Torque			Engine			Torque
M10 hex head screws (orbitrol		40 Nm		Cylinder head cover				8.5	Nm
to steering supports)
				Rocker arm setscrew				21	Nm
Clamping screws for hydraulic		16 Nm
control valves				Intake manifold				8.5	Nm
Wheel fasteners		215 Nm
				Intake tube (TORX)				21	Nm
				Exhaust manifold (TORX)				22	Nm
				Oil drain plug				55	Nm
				Oil sump				21 Nm
				Injection line fastener				30	Nm
				Injection valve fasterner				21 Nm
				(TORX)
				Plugs and connecting screws				65 + 5 Nm
				for heating hoses

198 149 443