ar0320w435102c

Tightening procedure for crankshaft bearing caps

Type ar · emne 03.20 · version 0102 · 2018-03-15

Gælder for: Engine 457.9 in model 374, 375, 940, 942, 943, 944, 958

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 1 Motor › 03 Drivværk › 03.20 Krumtapaksel — Serie 374 · Serie 375 · Serie 940 · Serie 942 · Serie 943 · Serie 944 · Serie 958

EinPAS 15 Motor › 15.15 forbrændingsmotor komplet/motorblok/krumtapdrev › 15.15.41 Krumtapaksel/svinghjul/medbringerskive — Serie 374 · Serie 375 · Serie 940 · Serie 942 · Serie 943 · Serie 944 · Serie 958

Gælder også for motorer/gearkasser: 457 9**

AR03.20-W-4351-02C

Tightening procedure for crankshaft bearing caps

Engine

457.9 in model 374, 375, 940, 942, 943, 944, 958

Tightening procedure for crankshaft bearing caps

1

Lightly lubricate bolts with engine oil.



2

Tighten screws to stage 1 of tightening torque.


Observe tightening sequence. Always begin with position 1 on the flywheel side.



3

Then tighten screws to stage 2 of tightening torque.


Observe tightening sequence. Again begin with position 1 on the flywheel side.


W03.20-1093-05

If tightening torque was exceeded for a screw, remove both screws of crankshaft bearing cap and/or main fitted bearing cap. Check shank length of both bolts. If the permissible shank length was exceed, replace bolt concerned and tighten beginning again with tightening torque stage 1.