Measure cylinder bores - AR01.40-P-9202A

ENGINES 604, 605, 606 / 

Fig 1: Identifying Measuring Point Of Cylinder Bores

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Figure item, etc.	Work instructions
1	Cylinder	Measure cleaned cylinder bores using an internal micrometer at the 3 measuring points (1, 2, 3) in the longitudinal and transverse directions.	Fig 2
			*WH58.30-Z-1011-12A
		Cylinder diameter	*BE01.40-P-1001-01E
		Permissible deviation from true cylinder (new condition)	*BE01.40-P-1004-01E
		Wear limit in longitudinal and transverse directions	*BE01.40-P-1003-01E
		Run-out If wear is excessive and/or if running surface is damaged ↓	*BE01.40-P-1005-01E
		Widening cylinder bore in crankcase For repair work, cylinder liners are to be installed and standard-size pistons used On engines with installed cylinder liner ↓ (engines already repaired)	AR01.40-P-9271A
		Removing cylinder liner ↓	AR01.40-P-9272A
		Installing cylinder liner ↓	AR01.40-P-9273A
		Chamfering cylinder bores ↓	AR01.40-P-9201-01B
		Boring and honing cylinder bores	AR01.40-P-9291A

Test values for cylinder bore

Number	Designation			Engine 604.910/912	Engine 604.915/917, 605.91/96, 606.91/96
BE01.40-P-1001-01E	Cylinder liner Ø	Normal dimension, standard	mm	89,0	87,0
		Group code letter A	mm	89,000...89,006	87,000...87,006
		Group code letter X	mm	89,006...89,012	87,006...87,012
		Group code letter B	mm	89,012...89,018	87,012...87,018
BE01.40-P-1003-01E	Cylinder liner	Wear limit in longitudinal and lateral direction	mm	0,20	0,20
BE01.40-P-1004-01E	Cylinder liner	Permissible deviation from cylinder shape (in new state)	mm	0,000...0,014	0,000...0,014
		Wear limit	mm	0,05	0,05
BE01.40-P-1005-01E	Cylinder liner	Run-out	mm	0,07	0,07

Fig 2: Identifying Dial Gage (001 589 53 21 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Commercially available tools

Number	Designation
WH58.30-Z-1011-12A	Internal measuring instrument