MotorVac CarbonClean System MCS 245 - Manual (Page 41)

Note: To perform a leak down check, verify the vehicles fuel pump pressure, and/or fill the unit’s
reservoir; connect the TEE adaptor 060-4500 inline between the fuel rail and fuel pressure line
from tank. The unit’s RED output hose would connect to the ball valve of the TEE adaptor. The
BLACK return line is not used at this time.
You are now ready to perform the Returnless System cleaning procedure.
060-4500
“TEE”
REGULATOR & FUEL PUMP IN TANK
Returnless System Cleaning Diagram
Note: Black Return
Hose is not used.