be0130b100002c

Check values for cylinder head

Type be · topic 01.30 · version 0102 · 2017-10-18

Applies to: Engine 457.9 in model 382, 634 Engine 457.9 in model 693, 695, 696, 934 Engine 457.9 in model 695 Engine 460.984 in model 934, 938 Engine 904.9, 924.9 Engine 906.9, 926.9

Where it sits

Function group 1 Engine › 01 Complete engine, crankcase ventilation, cylinder head, crankcase › 01.30 Cylinder head — Series 382 · Series 460 (models 984) · Series 634 · Series 693 · Series 695 · Series 696 · Series 904 (models 9**) · Series 906 (models 9**) · Series 934 · Series 938

EinPAS 15 Engine › 15.16 Cylinder head › 15.16.31 Cylinder head/cylinder head gasket — Series 382 · Series 460 (models 984) · Series 634 · Series 693 · Series 695 · Series 696 · Series 904 (models 9**) · Series 906 (models 9**) · Series 934 · Series 938

Also applies to engines/gearboxes: 457 9**, 924 9**, 926 9**

BE01.30-B-1000-02C

Check values for cylinder head

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Engine	457.9 in model 382, 634
Engine	457.9 in model 693, 695, 696, 934
Engine	457.9 in model 695
Engine	460.984 in model 934, 938
Engine	904.9, 924.9
Engine	906.9, 926.9

Test values for the head

Number	Designation			Engine 457.9, 460.984	Engine 904.9/906.9
BE01.30-B-1001-02C	Cylinder head height	standard	mm	113,85...114,15	107,9...108,1
		minimum after machining	mm	113,5	106,9
BE01.30-B-1002-02C	Maximum permissible flatness deviation of cylinder head mating surface	on overall length	mm	-	0,05
		over a length of 150mm	mm	0,015	0,02
BE01.30-B-1003-02C	Roughness on cylinder head mating surface	Rz	mm	-	0,008...0,016
		R3z	mm	0,008...0,016	-
BE01.30-B-1004-02C	Parallel deviation between the bottom and top faces of cylinder head	maximum permissible	mm	0,1	0,2

Test values for the head

Number	Designation			Engine 926.9	Engine 924.9
BE01.30-B-1001-02C	Cylinder head height	standard	mm	107,9...108,1	107,9...108,1
		minimum after machining	mm	106,9	106,9
BE01.30-B-1002-02C	Maximum permissible flatness deviation of cylinder head mating surface	on overall length	mm	0,07	0,05
		over a length of 150mm	mm	0,02	0,02
BE01.30-B-1003-02C	Roughness on cylinder head mating surface	Rz	mm	0,008...0,016	0,008...0,016
		R3z	mm	-	-
BE01.30-B-1004-02C	Parallel deviation between the bottom and top faces of cylinder head	maximum permissible	mm	0,2	0,2