
Originally Posted by
LandyAndy
Hi Bren
The easiest way to check for carby and manifold leaks is with a can of CRC or similar.Use the tube suplied and spray all the gasket surfaces whilst running.If the idle speed raises it means a gasket leak as its getting extra fuel from the CRC.
Goodluck
Andrew
Or in the case of small leaks, the CRC is blocking the hole - in which case the idle speed could increase or decrease, but any change in idle speed when you do this indicates a leak.
John
John
JDNSW
1986 110 County 3.9 diesel
1970 2a 109 2.25 petrol
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