Hatz 2-4L30, Workshop Manual

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Tightening torques in Nm
4
L / M . . / 07.96
L 31. M 31
Engine L 30 L 40. M 40
L 41. M 41
Shouldered nuts on stud bolts (tierods) for cylinder head
(Coat the tierod thread and washer contact face in the
oil cavity with sealant D ) 50 65
Big end bolts: M 10 x 1 (8 mm Allen screw) 60 60
M 11 x 1 (10 mm Allen screw) – 115
Machine screws for counterweights 65 65
Machine screws for end cover, flywheel side
(Coat thread with sealant
D
) 10 10
Hex nuts for securing injectors 15 15
Pressure valve at injection pump 35 35
Collar nut for injector nozzle 85 85
L 41. M 41 40-50
Machine screws at balancing weight
bearing journals (4-cyl.) 30 30
Machine screws at drive gearwheel for balancing weights
(4-cyl.)(Coat thread with sealant D ) 75 75
Hex nut for attaching spring bridge (governor) 25 25
Machine screws M 12 x190 (crankcase halves) 90 90
Flywheel bolts 135 200
Machine screws for gearwheel on crankshaft 30 30
Machine screws M 6 for securing cam tracks
(injection timer) 14 14
Hex bolts for connecting housing
(Coat thread with sealant D ) 140 140
Support mount for front engine feet (Silent Pack) 130 130
Hex bolts for governor weight holder 25 25
Hex nut for cylinder head cover (pressure-cast version) – 10
Machine screws holding solenoid valve
to engine monitoring block – 6.5