AR05.20-P-6020GS Set basic position of camshafts 17.12.09

ENGINE 111.958 in MODEL 170.444

ENGINE 111.983 in MODEL 170.449

ENGINE 111.951 in MODEL 203.035 /235 /735

ENGINE 111.955 in MODEL 203.045 /245 /745

ENGINE 111.981 in MODEL 203.747

P05.20-2067-09

1 Cover 5 Exhaust camshaft sprocket

2 Chain tensioner 6 Bolts

3 Top guide rail A Belt pulley/vibration damper

4 Bolts B positioning edge on timing case cover

7 Exhaust camshaft

8 Retaining pins

9 Exhaust camshaft bearing cap

10 Timing chain

11 Intake camshaft sprocket

12 Intake camshaft

13 Intake camshaft bearing cap

14 Circumferential end stops

P05.20-2066-11

Removing

1 Check basic position of camshafts AR05.20-P-6010GS

2 Remove cover (1) on cylinder head at the Engine 111.958/ 983 AR01.30-P-5700GSfront top

Engine 111.951/ 955/ 981 AR01.30-P-5700PK

3 Rotate engine at crankshaft in the direction The 20° marking on the belt pulley/of rotation until the piston of cylinder 1 is vibration damper (A) must align with the positioned at 20° after ignition TDC positioning edge (B) on the timing case

cover.

4 Remove chain tensioner (2) Engine 111.958/ 983 AR05.10-P-7800GS

Engine 111.951/ 955/ 981 AR05.10-P-7800PK

5 Remove slide rail above (3) Remove bolts (4).

Page 1 of 2© Daimler AG, 6/1/13, G/07/10 / ar05.20-p-6020gs / Set basic position of camshaftsENGINE 111.958 in MODEL 170.444 ENGINE 111.983 in MODEL 170.449 ENGINE 111.951 in MODEL 203.035 /235 /735 ENGINE 111.955 in MODEL 203.045 /245 /745 ENGINE 111.981 in ..

6 Remove exhaust camshaft sprocket (5) Counterhold exhaust camshaft (7) to

loosen bolts (6).

*104589010100

7 Rotate exhaust camshaft (7) into basic The cams of the exhaust camshaft (7) position and lock with retaining pin (8) must be positioned upwards at an angle at

cylinder 1.

Slide the retaining pin (8) into the aligning

bore of the exhaust camshaft (7) through the bore on the exhaust camshaft bearing cap (9).

*104589010100

*111589031500

8 Lift timing chain (10) from intake camshaft

sprocket (11)

9 Rotate intake camshaft (12) into basic The cams of the intake camshaft (12) position and lock with retaining pin (8) must be positioned upwards at an angle at

cylinder 1.

Slide the retaining pin (8) into the aligning

bore of the intake camshaft (12) through the bore on the intake camshaft bearing cap (13).

On engines with camshaft adjustment, the circumferential end stops (14) on the intake camshaft sprocket (11) must be in the "late"

position (end stop at the notches of the stub shaft in the camshaft rotating direction) (arrow).

*104589010100

*111589031500

Install

10 Place timing chain (10) on intake camshaft sprocket (11)

11 Install exhaust camshaft sprocket (5) with Replace bolts (6).the timing chain (10) on it. Counterhold exhaust camshaft (7) to tighten

bolts (6).

*104589010100

*BA05.20-P-1001-02A

12 Remove retaining pins (8)

13 Install slide rail at the top (3)

14 Install chain tensioner (2) Engine 111.958/ 983 AR05.10-P-7800GS

Engine 111.951/ 955/ 981 AR05.10-P-7800PK

15 Install cover (1) on cylinder head at the front Engine 111.958/ 983 AR01.30-P-5700GStop

Engine 111.951/ 955/ 981 AR01.30-P-5700PK

16 Check basic position of camshafts AR05.20-P-6010GS

Camshaft, camshaft adjustment

Number Designation Engine 111

BA05.20-P-1001-02A Bolt for camshaft sprocket/flange Stage 1 Nm 20shaft

Stage 2 ° 60

104 589 01 01 00 111 589 03 15 00

Open-end wrench, double Retaining pins

Page 2 of 2© Daimler AG, 6/1/13, G/07/10 / ar05.20-p-6020gs / Set basic position of camshaftsENGINE 111.958 in MODEL 170.444 ENGINE 111.983 in MODEL 170.449 ENGINE 111.951 in MODEL 203.035 /235 /735 ENGINE 111.955 in MODEL 203.045 /245 /745 ENGINE 111.981 in ..