ALPHA series engines worksHoP mAnuAL
69
5.5 sPAnner torQues
The tolerance for all torque settings is ±10%, except
those marked with a * when it is +5% -0%. For
practical purposes the figures have been rounded.
Description of Component
Nm
lbf ft
Turbocharger oil drain pipe clips
2.0
1.5
Stop/run control assembly screw
7.0
5.0
Crankshaft pulley stud¹ ²
9.0
6.5
End cover nuts or bolts
9.0
6.5
Fuel filter bracket screw
Inlet and exhaust manifold bolts
Oil pump setscrew
Camshaft thrust plate screws
Governor weight plate screws
Air cowling fasteners
Cylinder head cover nut
Crankcase door bolt
11.0
8.0
Fuel lift pump blanking plate nuts
13.5
10.0
Glow plug
15.0
16.0
11.0
12.0
Glow plug to adaptor - LPWS 400
Series Builds
Alternator adjusting link fixing bolt to
backplate
Water pump studs (not bolts)
Fuel filter swivel union plug
20.0
15.0
Fuel lift pump nuts
21.0
15.5
Injector clamp nut
Axial fan bracket bolt
Alternator bolt
Water pump bolts and nuts
Deep sump bolts³
Centre bearing housing bolts
Exhaust manifold stud - LPW(S)T4
Turbocharger fixing nuts
Turbocharger exhaust flange nuts
Turbocharger oil feed plugs
Breather separator bolts - LPW(S)T4
5.5.1 stator motor terminal torques
Figure 5.5.1 Starter Motor Terminal Identification
A - Lucas/Magnetti Marrelli; B - Denso
Description of Component
Nm
lbf ft
Injector pipe nuts - LPWS
22.0
16.0
Glow plug - LPWS
27.0
20.0
Oil strainer tube nut
Main bearing housing nuts
Injector pipe nuts - LPW
28.0
21.0
Radiator fan nut - LPW, LPWS¹
30.0
22.0
Fuel pump clamp
34.0
25.0
Valve rocker nut
Connecting rod bolt*
35.0
26.0
Radiator fan spacer - Build 70
Cylinder head bolt*
Stage 1
Stage 2:
With 'High Boss' crankcase
Prior to 'High Boss' crankcase
8.0
6.0
61.0
48.0
48.0
35.0
Starter motor bolt
41.0
30.0
Oil pump relief valve
Oil filter adaptor bolt - LPW(S)T4
Injector nozzle nut - LPW
46.0
34.0
Fuel pump delivery valve holder
47.0
35.0
Injector - LPWS
68.0
50.0
Flywheel bolt* - not LPW(S)T4
Flywheel housing screw
79.0
58.0
Flywheel bolt* - LPW(S)T4
Injector nozzle nut - LPWS
81.0
65.0
Cylinder head bolt - LPW, LPWT, LPWS*
Stage 1
Stage 2
Stage 3
8.0
6.0
48.0
35.0
88.0
65.0
Crankshaft pulley¹ ² or pulley bolt¹
300.0
221.0