AR01.30-D-5700D | Remove/install front cover on cylinder head | 2.3.10 |
ENGINE 611.981 /987 in MODEL 901.6, 902.6, 903.6, 904.6
ENGINE 612.981 in MODEL 902.6, 903.6, 904.6, 905.6
ENGINE 611.983 in MODEL 690.6
D01.30-0020-06
1 Front cover of cylinder head
2 Bolts
3 Dowel pin
4 Dowel pin with notch
5 Dowel pin
6 Top guide rail
7 Locking pawl
| Remove/Install | ||
1 | Remove cylinder head cover | ||
2 | Remove vacuum pump | ||
3 | Remove predelivery pump | ||
4 | Remove chain tensioner | ||
5 | Unscrew bolts (2) at front cover (1) | Engine 611.981/983/987 | |
Engine 612.981 | |||
6 | Lift locking pawl (7) of top guide rail (6) up and off the dowel pin with notch (4) | Top guide rail (6) is released and remains in timing chain box. | |
7 | Pull front cover at cylinder head (1) forward and off the cylinder head | Pay attention to dowel pins (3, 4, 5). Installation: Clean sealing surfaces. Coat sealing surface of front cover (1) with sealing compound, refer to. | |
| Notes on application of sealant to front cover at cylinder head | Engine 611.960/961/962/980/981/983/987, 612.961/962/963/981, 613.960/961 | |
Loctite sealant 5970 | |||
Sealant gun | |||
8 | Install in the reverse order | ||
9 | Bleed low pressure fuel circuit | ||
Danger! | Risk of accident. Accidents may result if the vehicle starts off unintentionally with the engine running. Risk of injury. Crushing and burn injuries may result while working on engine during when it is being started or when it is in operation. | Secure vehicle to prevent it from moving. | |
10 | Inspect for oil leaks | Run engine until warm, switch off and inspect for leaks. |
Cylinder head tightening torques
Number | Designation | Engine 611.981/ | ||
BA01.30-P-1006-01A | Bolt of front cover to cylinder head | Nm | 14 | |
Cylinder head tightening torques
Number | Designation | Engine | ||
BA01.30-P-1002-01M | Bolt of front cover to cylinder head | Nm | 14 | |
Sealant gun
112 589 00 25 00
Repair materials
Number | Designation | Order number |
BR00.45-Z-1013-01A | Loctite sealant 5970 | A 003 989 98 20 |
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