MotorVac CarbonClean Dual System MCS 352 - Manual (Page 18)

Carburetor Cleaning Procedure
Follow the steps below to circulate the fuel/detergent mixture through the vehicle's
carburetor.
1. Verify that Carburetor Setup Steps 1- 8 above have been completed.
2. Refer to the vehicle's service manual for the manufacturer's recommended pressure.
3. Adjust TIMER knob for 30 minutes. (Run time may be adjusted
depending on the condition of the vehicle’s fuel system.)
4. Press the ON/OFF switch on.
5. Press and hold the START/RUN switch.
6. Turn the Gasoline (Petrol) PRESSURE REGULATOR clockwise until the Fuel PRESSURE
gauge reads 4 PSI, or the equivalent of the manufacturer's recommended specifications.
7. Release the START/RUN switch. Check all connections for leaks.
8. Start the vehicle to begin the fuel system cleaning process.
x when the cleaning process is halfway completed, step on the vehicle’s accelerator quickly
three or four times. Then, maintain 1500 – 2000 RPM for 30 seconds.
9. When the run time expires, the cleaning is complete. The unit will automatically shut off and
the alarm will sound. Press off the
ON/OFF switch.
10. Turn OFF the vehicle's engine.
11. Turn the Gasoline (Petrol) PRESSURE REGULATOR counterclockwise on the unit to release
any residual pressure.
IMPORTANT
Wrap a shop towel around pressure fittings
before disconnection to protect against
residual fuel spray.
12. 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.
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