Measure projection of cylinder liner

Designation

Engine
457.9

BA01.40-N-1009-01U

Nut for pressing the cylinder liner into the crankcase

AR01.40-W-9314C

Measure projection of cylinder liner

10.10.07

ENGINES 457.9 in MODEL 374, 375, 940, 942, 943, 944, 958

W01.40-1064-06

Illustrated on model 944

1 Cylinder liner

2  Insertion device

3  Dial indicator holder

4  Dial indicator

A Protrusion

B Measuring points

Modification notes

1.10.07	Use a commercially available open end wrench, size 24 mm, without an extension - added.	Step 3
	Special tool torque wrench handle altered.		*001589352100

	Measure
1	Remove cylinder head for cylinder in question		AR01.30-W-5800C
2	Clean cylinder liner collar and crankcase
3	Fit on insertion device (2) and press into cylinder liner (1)	 Use a commercially available open end wrench, size 24 mm, without an extension.	AR01.40-W-9324-02C
			*BA01.40-N-1009-01U
			*001589352100
			*457589003300
			*541589013300
4	Install dial indicator (4) with preload in the dial indicator holder (3)		*001589532100
			*541589004000
5	Mount dial indicator holder (3) on the contact surface of the crankcase and set scale of dial indicator (4) to "0"		*001589532100
			*541589004000
6	Measure protrusion (A) of cylinder liner (1) from cylinder liner collar to crankcase	 Conduct measurements at four measuring points (B) and note values on the measurement sheet. Set scale of dial indicator (4) to "0" before every measurement.	*BE01.40-N-1009-03J
	Data sheet cylinder liner protrusion form		OF01.40-W-3000-01C
7	Compare noted values of protrusions (A) of the cylinder liner (1)	 Calculate the difference of the protrusions (A) at all four measuring points (B) per cylinder liner (1). If the value deviates from specification: 	*BE01.40-N-1008-03J
		Remove cylinder liner (1) concerned and install a suitable sealing ring.	AR01.40-W-9324C
		Then measure the protrusion of the cylinder liner (1) again and note values on the measurement sheet.
	Data sheet cylinder liner protrusion form		OF01.40-W-3000-01C
8	Remove installer (2) on crankcase
9	Install cylinder head		AR01.30-W-5800C

Check values for cylinder liner

Number	Designation		Engine 457.9


BE01.40-N-1008-03J	Permissible difference of the individual measuring points of the measured cylinder liner protrusions from each other	mm	0.02
BE01.40-N-1009-03J	Cylinder liner projection for pre-compressed cylinder liner to crankcase separating surface	mm	0.23 to 0.33

 Crankcase, timing case cover, end cover

001 589 53 21 00

Supplementary set

Dial indicator

Torque wrench handle

Removal and insertion device

001 589 35 21 00

457 589 00 33 00

541 589 01 33 00

Dial gauge holder

541 589 00 40 00