Recommended Torque Values (X 20 DTL, X 20 DTH)
|
Nm |
Cover to starter |
6 |
Engine damping block adapter to timing case |
60 |
Starter to cylinder block |
45 |
Exhaust manifold to turbocharger |
30 |
Exhaust manifold to cylinder head |
22 1) |
Oil dip stick guide tube attaching strap to cylinder block |
8 |
Damper to auxiliary aggregates support |
23 |
Damper to tensioner |
23 |
Oil filter housing cover to oil filter housing (with plastic cover) |
25 - 30 |
Oil filter housing cover to oil filter housing (with metal cover) |
20 - 25 |
1) Use new fastening nuts.
Recommended Torque Values (Continued)
|
Nm |
Timing case cover to timing case |
6 |
Torsional vibration damper to crankshaft |
150 Nm / 111 lbf. ft. + 45 ° + 15 1) |
Power steering pump pressure line to power steering pump |
35 |
Duplex chain tensioner to timing case |
60 |
Dynamic oil level control to oil pan |
8 |
Upper part of intake manifold to lower part of intake manifold |
8 |
Lower part of intake manifold to cylinder head |
22 2) |
Fuel injection lines to injection pump |
30 |
Fuel injection lines to injection nozzle traverses |
30 |
Fuel injection pump to bracket |
20 |
1) Use new fastening bolt. 2) Use new fastening nuts.
Recommended Torque Values (Continued)
|
Nm |
Injection pump to cylinder block |
25 |
Accelerator with pedal bracket to bulkhead |
20 1) |
Flame sensor for heater element in fan motor housing |
2.5 |
Duplex timing chain guide rail to cylinder block |
8 |
Simplex timing chain guide rail to cylinder block |
8 |
Housing cover for fan motor and housing cover for heat exchanger to heater element |
4.5 |
Housing cover for fan motor and heater element control unit to heater element - hexagon socket bolts |
6 |
Housing cover for fan motor and heater element control unit to heater element - cross-head bolts |
3.5 |
Fan motor housing to heat exchanger housing |
6 |
Alternator to alternator bracket (coolant flange) |
35 |
1) Use new fastening nuts.
Recommended Torque Values (Continued)
|
Nm |
Glow plugs to cylinder head |
10 |
Sheathed glow plug for heater element in fan motor housing |
6 |
Auxiliary aggregate(s) support to cylinder block |
35 |
Starter bracket to starter |
7 |
Starter bracket to cylinder block |
25 |
Fuel injection pump bracket to cylinder block |
20 |
Alternator bracket to cylinder head |
20 |
Alternator bracket (coolant flange) to cylinder head |
20 |
Fuel filter housing bracket to bulkhead |
25 |
Engine damping block bracket to rear engine damping block |
45 |
Recommended Torque Values (Continued)
|
Nm |
Rear engine damping block bracket to transmission |
60 |
Bracket for front left engine damping block to transmission |
60 |
Front right engine damping block bracket to engine damping block adapter |
45 |
Bracket front right engine damping block to bracket |
45 |
Bracket for front right engine damping block to engine damping block |
45 |
Heat shields |
8 |
Crankshaft pulse pick-up to cylinder block |
8 |
Cable connections to sheathed glow plug for heater element. |
2 |
Refrigerant lines to condenser block connection |
27 |
Refrigerant lines to compressor |
33 |
Recommended Torque Values (Continued)
|
Nm |
Ribbed V-belt tensioner to auxiliary aggregates support |
(M10) 42 / (M8) 23 |
Fuel filter housing central bolt |
6 |
Fuel lines to fuel injection pump |
15 |
Cylinder block coolant flange to cylinder block |
20 1) |
Coolant temperature sensor to thermostat housing |
10 |
Coolant pump to timing case |
20 |
Crankshaft bearing bridge to crankshaft bearing cover |
20 |
Crankshaft bearing bridge to cylinder block |
20 |
Crankshaft bearing cap to cylinder block |
90 Nm / 66 lbf. ft. + 60 ° + 15 ° 2) |
Steering intermediate shaft to steering gear (interior) |
22 Nm / 16 lbf. ft. + 45 ° + 15 ° 2) 3) |
1) Use new seal ring. 2) Use new fastening bolts. 3) Re-cut thread for steering intermediate shaft before re-use. Insert new fastening bolts with screw locking compound (red). The installation time including torque check is max. 5 min.
Recommended Torque Values (Continued)
|
Nm |
Rear engine damping block to front axle body |
20 |
Front left engine damping block to bracket |
45 |
Front left engine damping block to front axle body |
45 |
Front right engine damping block to side member |
45 |
Engine transport shackle to cylinder head |
20 |
Camshaft bearing caps to cylinder head |
15 |
Camshaft sprocket to camshaft |
90 Nm / 66 lbf. ft. + 60 ° + 30 ° 1) |
Oil drain bolt to oil pan |
10 |
Oil pressure switch to cylinder block |
30 |
Oil filter casing to cylinder block |
20 |
1) Use new fastening bolt.
Recommended Torque Values (Continued)
|
Nm |
Oil pump cover to timing case |
8 |
Turbocharger oil return line to turbocharger |
8 |
Turbocharger oil return line to cylinder block |
20 |
Oil intake pipe to oil pan |
8 |
Oil injection nozzle to cylinder block |
22 |
Turbocharger oil feed line to turbocharger |
20 |
Turbocharger oil feed line to cylinder block |
20 |
Oil pan to transmission (M10) |
40 |
Oil pan to timing case (M8) |
20 |
Oil pan to cylinder block |
20 |
Recommended Torque Values (Continued)
|
Nm |
Arm to spring strut support tube |
65 1) |
Con-rod bearing cap to con-rod |
35 Nm / 26 lbf. ft. + 45 ° + 15 ° 1) |
Wheel to wheel hub |
110 |
Pulley to coolant pump |
20 |
Crankshaft pulley to power steering pump |
20 |
Shift guide to shift rod |
12 Nm / 9 lbf. ft. + 180 ° 1) |
Flywheel to crankshaft |
45 Nm / 33 lbf. ft. + 30 ° + 15 ° 1) |
Coolant temperature sensor to cylinder head |
18 |
Charge pressure sensor to upper part of intake manifold |
8 |
Oil temperature sensor to oil pan |
18 |
1) Use new fastening bolts.
Recommended Torque Values (Continued)
|
Nm |
Simplex fuel injection pump gear to fuel injection pump flange |
28 |
Simplex chain tensioner to cylinder head |
60 |
Timing case to cylinder block |
20 |
Timing chain tension rail to cylinder block |
20 |
Exhaust manifold support to exhaust manifold and cylinder block |
25 |
Thermostat housing (radiator) to cylinder head |
8 |
Thermostat housing (heat exchanger) to cylinder block |
20 |
Injection nozzle traverse to cylinder head |
1) |
Turbocharger to exhaust manifold |
30 |
Return manifold to turbocharger |
30 |
1) Hand-tighten new fastening bolts by means of torx nut and extension (without toggle and ratchet), and then turn fastening bolt another 360 ° . Only this tightening procedure ensures that injection nozzle traverse is correctly tensioned on injection nozzle.
Recommended Torque Values (Continued)
|
Nm |
Switchover valve vacuum unit to lower part of intake manifold |
8 |
Brake servo vacuum line to vacuum pump |
18 |
Vacuum pump to cylinder head |
8 |
Compressor to ancillary component support |
20 |
Closure plug for oil pressure regulation valve to timing case |
60 |
Safety valve closure plug to timing case |
45 |
Front axle body to chassis |
100 Nm / 74 lbf. ft. + 45 ° + 15 ° 1) 2) 3) 4) |
Front exhaust pipe to muffler |
12 |
Front exhaust pipe to return manifold |
20 |
1) Installation and removal with an impact screwdriver is not permissible. Note various lengths of bolts and washers. 2) Use new fastening bolts. 3) Insert new fastening bolts with screw locking compound (red). The installation time including torque check is max. 5 min. 4) Before fitting the front axle body with drive unit: check thread of locking nuts for ease of movement, replace locking nuts if necessary - see operation "Replacement Locking Nuts" in group "A".
Recommended Torque Values (Continued)
|
Nm |
Heat exchanger to oil filter housing |
20 |
Heater element to heater element bracket |
7 |
Cylinder head to timing case |
20 Nm / 15 lbf. ft. + 30 ° + 5 ° 1) |
Cylinder head to cylinder block |
25 Nm / 18.5 lbf. ft. + 65 ° + 65 ° + 65 ° +65 ° + 15 ° 1) |
Cylinder head cover to cylinder head |
8 |
1) Use new fastening bolts.
|