MotorVac CarbonClean Dual System MCS 352 - Manual (Page 23)

12. Turn the Gasoline (Petrol) PRESSURE REGULATOR counterclockwise on the unit to open it
and release residual pressure.
13. Disconnect the battery leads, hoses, and adaptors. Return the vehicle's fuel system to its
normal operating condition by re-connecting the vehicle's fuel lines.
14. Re-install the vehicle's gas cap.
15. Start the vehicle and verify that there are no leaks.
16. Test drive the vehicle for five kilometers (3 miles) immediately following the cleaning
service to flush all detergent from the vehicle's fuel and exhaust systems.
IMPORTANT
Wrap a shop towel around pressure fittings
before disconnection to protect against
residual fuel spray.