LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2008 >> SLK280 Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 105 (Engine Timing -- Testing & Repair -- 203 Chassis - 2 Of 2) >> Testing & Repair >> Remove/install camshafts - AR05.20-P-6992QK

Remove/install camshafts - AR05.20-P-6992QK

WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2007 Mercedes-Benz C350, 2007 Mercedes-Benz C280, 2007 Mercedes-Benz C230, 2006 Mercedes-Benz C55, and 2006 Mercedes-Benz C350. However, it is still accessible from the selected car via links, so may be relevant.

ENGINE 271.921 /940 /941 /942 /946 /948 /955 /956 

Shown on engine 271.940 

Fig 1: Identifying Camshafts Remove/Install Components - Shown On Engine 271.940
G04731946
REMOVINGINSTALLING Remove/install    
1 Open engine hood Model 203 AR88.40-P-1000P
    Model 209 AR88.40-P-1000Q
    Model 211 AR88.40-P-1000T
2 Remove top part of camshaft housing See Remove/install camshaft case. AR05.20-P-6995QK 
3 Spin engine at the crankshaft in direction of rotation until the piston of cylinder 1 is positioned at IMPORTANT The cams of the exhaust camshaft (2) and intake camshaft(1) at cylinder 1 must be pointing upright at an angle.  
4 Remove inlet camshaft (1) IMPORTANT Tilt forward intake camshaft (1) and remove timing chain from drive gear.
NOTESInstallation:  Oil compensation elements and camshaft bearing points.
The cams of the intake camshaft (1) must be pointing upright at an angle at cylinder 1 after inserting the intake camshaft (1) (risk of cracks and fracture).
 
5 Check axial play of intake camshaft (1) at fit bearing   *BE05.20-P-1003-03A 
6 Remove exhaust camshaft (2) NOTES On models 203, 209 make sure that the vacuum pump (3) is not damaged when removing the drive.
NOTESInstallation:  Oil compensation elements, vacuum pump drive and camshaft bearing points.
The exhaust camshaft (2) cams must be pointing upright at an angle, at cylinder (1) after inserting the exhaust camshaft (2) (risk of cracks and fracture).
 
7 Check axial play of exhaust camshaft (2) at fit bearing   *BE05.20-P-1003-03A 
8 Check diameter of camshaft bearing journal   *BE05.20-P-1002-03A 
9 Set basic position of camshafts   AR05.20-P-6020QK 
10 Install in the reverse order    
Check values for camshaft bearings

Number Designation Engine 271
BE05.20-P-1002-03A Diameter of camshaft bearing journal Standard size mm 29.947...29.960
Repair size mm -
BE05.20-P-1003-03A Axial clearance of camshaft in fit bearing mm 0.05...0.15