Left and Right Timing Chain Covers
Left and Right Timing Chain Covers
Special tools, testers and auxiliary items required
• Hand drill with plastic brush attachment
• Protective eyewear
• Sealant.
Removing
• Removal and installation is only possible with engine removed.
• All cable ties opened or removed during engine removal must be reinstalled at the same locations during installation.
- Remove engine. Refer to --> [ Engine, Removing ] Engine Removing
- Drain the cooling system. Refer to --> [ Cooling System, Draining and Filling ] Procedures.
- Remove left coolant pipe. Refer to --> [ Left Coolant Pipe ] Left Coolant Pipe.
- Remove right coolant pipe. Refer to --> [ Right Coolant Pipe ] Right Coolant Pipe.
- Remove rear coolant pipe. Refer to --> [ Rear Coolant Pipe ] Rear Coolant Pipe.
- Remove bolts - 1 through 8 - and remove left timing chain cover.
- Remove bolts - 1 through 8 - and remove right timing chain cover.
Installing
• Replace O-rings.
• Secure all hose connections with hose clamps appropriate for the model.
• During installation, all cable ties must be reinstalled at the same location.
CAUTION!
Wear safety glasses.
- Remove sealant residue on the timing chain covers and cylinder head, e.g. with a rotating plastic brush.
CAUTION!
Make sure that no sealant residue enters the engine.
- Clean the sealing surfaces, they must be free of oil and grease.
- Cut tube nozzle at front marking (nozzle dia. approximately 2 mm).
- Drive left coolant intermediate pipe - 2 - out of left timing chain cover with a suitable drift.
- Replace O-rings - 1 - at coolant intermediate pipe.
- Insert coolant intermediate pipe in left timing chain cover.
- Apply sealant bead - arrow - on clean sealing surfaces of left timing chain cover, as shown in illustration.
• Thickness of sealant bead: 2.5 mm.
• Covers for timing chain must be installed within 5 minutes after applying sealant.
- Position left timing chain cover and tighten bolts - 1 through 8 - in sequence.
- Drive right coolant intermediate pipe - 2 - out of right timing chain cover with a suitable drift.
- Replace O-rings - 1 - at coolant intermediate pipe - 2 -.
- Insert coolant intermediate pipe in right timing chain cover.
- Apply sealant bead - arrows - on clean sealing surfaces of right timing chain cover, as shown in illustration.
• Thickness of sealant bead: 2.5 mm.
- Position right timing chain cover and tighten bolts - 1 through 8 - in sequence.
The rest of the installation is performed in reverse order of removal, noting the following:
- Install rear coolant pipe. Refer to --> [ Rear Coolant Pipe ] Rear Coolant Pipe.
- Install left coolant pipe. Refer to --> [ Left Coolant Pipe ] Left Coolant Pipe.
- Install right coolant pipe. Refer to --> [ Right Coolant Pipe ] Right Coolant Pipe.
- Install engine. Refer to --> [ Engine, Installing ] Engine Installing.
- Fill cooling system. Refer to --> [ Filling ] Procedures.
Tightening Specifications
