Engine timing, valve train,  M110

Removal and installation of slide rails

 

 

05—340 Removal and installation of slide rails

 

Tightening torques
Nm
Cylinder head cover capped nuts and bolts
5
Radiator drain plug
10
Ball locating ring in chain tensioner
25
Necked-down screw camshaft sprocket
80
Balance disc to crankshaft
400+50
Oil cooler drain plug
35
Special tools

 

 

Impact extractor for bearing pin (basic unit)
m110 - 0204-1.jpg
116 589 20 33 00

 

Bolt 6 x 50 for impact extractor
m110 - 0204-2.jpg
116 589 01 34 00
Bolt 6 x 150 for impact extractor
116 589 02 34 00
Bolt 10 x 100 for impact extractor
116 589 03 34 00
Balance disc extractor
116 589 10 33 00

 

Rigid chain tensioner
m110 - 0204-3.jpg
110 589 03 31 00

 

Chain tensioner holder

 

rTi?
110 589 02 31 00
N,

 

Holder
m110 - 0204-4.jpg
116 589 01 40 00

 

05.2-340/1 F3

 

 

 

Sliding rail (2) in camshaft housing
m110 - 0205-1.jpg
1    Remove valve cover and knock out sliding rail pin with an impact extractor.
Remove sliding rail.
2   Watch position of sliding rail when installing.
Coat collar of sliding rail pin with a sealing compound.

 

Sliding rail (2a) in cylinder head
m110 - 0205-2.jpg
1    Remove radiator.
2   Remove chain tensioner or spring in chain tensioner (05-310).
3   Mark relation of camshaft sprockets and timing chain with paint.
4   Remove sliding rail (2) in camshaft housing.
Chain drive
1 Exhaust camshaft sprocket 2-2b Sliding rail
3    Intake camshaft sprocket
4    Guide wheel
5    Lock screw
6    Intermediate wheel
7    Timing chain
8    Crankshaft sprocket
9    Tensioning rail bearing pin
10    Tensioning rail
11     Hydraulic chain tensioner

 

5 Connect a wire hook (5 mm thick) to guide wheel (4) and knock out the bearing pin with an impact ex­tractor (10 mm bolt). Remove guide wheel.
m110 - 0205-3.jpg

 

05.2-340/2

 

 

 

6   Knock out sliding rail pin with an impact extractor and pull out sliding rail with a wire hook.
7    Installation in reverse sequence of removal.
m110 - 0206-1.jpg

 

Sliding rail (2b) in crankcase
m110 - 0206-2.jpg
1    Remove radiator.
2   Remove entire oil pan (01—310).
3   Remove vibration damper and balance disc (03—340).
4   Mark relation of camshaft sprockets and timing chain with paint.
5   Remove sliding rail (2) and guide wheel (4).
6   Remove chain tensioner or compression spring (05-310).
7   Knock out sliding rail pin with an impact extrac­tor and remove sliding rail.
8   Installation in reverse sequence of removal.

 

05.2-340/3 F3