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M11 Series – Service Manual – 008-017   Coolant Vent Lines

Table of Contents

Initial Check

Initial Check

 TOC

The system

must be designed to allow air to escape while filling.

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The cooling system vent line is routed from the cylinder head (1) to the radiator fill or auxiliary tank above the coolant level.

Use No. 4 flexible hose.

  
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During engine operation, coolant will continue to flow through the engine vent line to remove air from the coolant.

  
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Do

not route the fill or vent line in a manner that will allow air to be trapped in the system.

Route the vent line away from the fill line as far as possible to prevent turbulence in the fill line.

  
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Last Modified:  07-May-2003
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