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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Cleaning, Inspection And Adjustment >> Fuel Tank, Fuel Lines And Evaporative System (B5254T2; 2004-2006) >> Evaporation System Emissions, Leak Detection >> Smoke Machine

Smoke Machine

The smoke machine generates smoke that is used to detect leaks in the EVAP- system. Follow the instructions that are supplied with the smoke machine to use it and to check for leaks.

Information 

To be able to check for leaks in the whole EVAP-system, the connections must be disconnected and the smoke machine must be connected in such a way that the smoke is not stopped by non-return valves or by the EVAP-pump being closed. Two persons should help each other when checking for leaks. One that operates the smoke machine and one that visually checks for leaks.

HINT: To see the smoke easier, use a powerful light with flood lights. 

The smoke contains a coloring agent that leaves invisible marks in case of leaks. These marks are seen as small green spots when they are illuminated with UV-light and yellow screened glasses are used for viewing.