Remove/install timing case cover · ar0140d8000c · Mercedes-Benz WIS

AR01.40-D-8000C

Remove/install timing case cover

12.4.10

ENGINES 111.979 in MODEL 901.0, 902.0, 903.0, 904.0

ENGINES 111.984 in MODEL 901.6, 902.6, 903.6, 904.6

D01.40-1002-06

 The picture shows engines 111.979 without camshaft adjuster. The following work description applies also for engine 111.984 with camshaft adjuster.

1 Internal Torx bolt

2 Camshaft sprocket outlet

3 Camshaft sprocket inlet

4 Hexagon socket head screw

5 Timing chain

6 Intake camshaft

7 Exhaust camshaft

8 Oil/water heat exchanger

9 Sealing rings

19 Sealing rings

20 Timing case cover

21 Bracket

22 Bolts

23 Bolt (M875)

24 Bolt (M860)

25 Bolt (M880)

26 Bolt (M860)

27 Slide rail pins

10 Venting hose

11 Bracket

12 Bolts

13 Power steering pump

14 Bolts

15 Belt pulley

16 Screw

17 Screw

18 Oil pan

 	Remove/install
1	Remove front cover at cylinder head		AR01.30-D-5700C
2	Remove guide rail in cylinder head		AR05.10-D-8432C
3	Retain camshafts (6 and 7)		AR05.20-D-6992-07C
			*111589031500
4	Mark timing chain and camshaft sprocket in relation to one another with colored marking	 Assembly aid
5	Remove chain tensioner		AR05.10-D-7800C
		 Installation:	AR05.10-D-7800-02C
6	Remove camshaft sprockets (2 and 3)	Engine 111.979	AR05.20-D-6992-08C
			*BA05.20-N-1001-01A
			*000589011000
7	Remove camshaft sprocket from exhaust camshaft	Engine 111.984	AR05.20-D-7201-03A
		 Installation:	AR05.20-D-7201-04A
			*BA05.20-N-1001-01A
			*000589011000
8	Remove camshaft adjuster from intake camshaft	Engine 111.984	AR05.20-D-7201-01A
		 Installation:	AR05.20-D-7201-02A
			*BA05.20-N-1001-01A
			*BA05.20-N-1003-01A
			*BA05.20-N-1004-01A
			*104589010100
			*111589014000
			*000589011000
9	Pull out slide rail bolt (27) at cylinder head		AR01.30-D-5800-04C
			*605589003300
10	Remove coolant pump		AR20.10-D-1271C
11	Remove poly-V-belt tensioning device		AR13.25-D-3210C
12	Remove oil-water heat exchanger (8) from timing case cover (20) and lay down to side with coolant lines connected		AR18.30-D-6840C
13	Remove belt pulley/vibration damper	 Installation: Before installing belt pulley/vibration damper, replace front crankshaft radial sealing ring: 	AR03.30-D-1600C
		Replace front crankshaft radial sealing ring	AR03.20-D-3000C
14	Remove power steering pump (13) and lay down to side with lines connected		AR46.30-D-0500-02C
			*BA46.30-N-1001-01A
			*BA46.30-N-1004-01A
15	Remove timing case cover (20)		AR01.40-D-8000-03C
			*BA01.30-N-1003-01A
			*BA01.40-N-1001-01A
			*BA01.45-N-1001-01A
			*BR00.45-Z-1019-01A
16	Install in the reverse order
17	Check for leaks

 Cylinder head

Number	Designation			Engine 111.979/ 984


BA01.30-N-1003-01A	Cylinder head on timing case cover	M8	Nm	21

 Crankcase, timing case cover, end cover

Number	Designation			Engine 111.979/ 984


BA01.40-N-1001-01A	Timing case cover to crankcase	M8	Nm	21

 Oil pan

Number	Designation			Engine 111.979/ 984


BA01.45-N-1001-01A	Bolt, oil pan to cylinder crankcase	M6	Nm	10
		M8	Nm	23

 Camshaft

Number	Designation			Engine 111.979	Engine 111.984


BA05.20-N-1001-01A	Camshaft sprocket/flange shaft on camshaft	Stage 1	Nm	20	20
		Stage 2	°	60	60
BA05.20-N-1003-01A	Armature on camshaft adjuster control plunger	Stage 1	Nm	-	5
		Stage 2	°	-	90
BA05.20-N-1004-01A	Nut, camshaft adjuster cover		Nm	-	65

 Power steering pump

Number	Designation		Model 690.6, 901.6, 902.6, 903.6, 904.6, 905.6	Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4


BA46.30-N-1001-01A	Power-steering pump on timing case cover / holder	Nm	21	21
BA46.30-N-1004-01A	Bolts for belt pulley to power steering pump	Nm	30	30

104 589 01 01 00

Pressure nut

Open-end wrench, double

Torx bit set

Retaining pins

000 589 01 10 00

111 589 01 40 00

111 589 03 15 00

Puller

605 589 00 33 00

Repair materials

Number	Designation	Order number
BR00.45-Z-1019-01A	Sealant/Omnifit FD 3042	A 002 989 47 20

Referenced documents

ar0130d5700c Remove/install front cover on cylinder head
ar0130d580004c Removing slide rail bolts on cylinder head
ar0140d800003c Remove, install timing case cover
ar0320d3000c Replacing front crankshaft radial seal
ar0330d1600c Removing and installing belt pulley/vibration damper
ar0510d780002c Installing chain tensioner
ar0510d7800c Removing, installing chain tensioner
ar0510d8432c Removing and installing slide rail in cylinder head
ar0520d699207c Locating camshafts
ar0520d699208c Removing and fitting camshaft sprockets
ar0520d720101a Removing camshaft adjuster from inlet camshaft
ar0520d720102a Fitting camshaft adjuster to inlet camshaft
ar0520d720103a Detaching camshaft sprocket from exhaust camshaft
ar0520d720104a Attaching camshaft sprocket to exhaust camshaft
ar1325d3210c Removing and installing shock absorber of poly-V-belt tensioning device
ar1830d6840c Removing and installing the oil/water heat exchanger
ar2010d1271c Remove/install coolant pump
ar4630d050002c Detaching and attaching power steering pump