MotorVac CarbonClean System II LE-1 - Manual (Page 21)

Overview
1998 MotorVac Technologies, xx
/!\ WARNING
Flammable Liquid can squirt out of pressurized lines when connecting or disconnecting.
Wear Safety goggles.
Obtain ZERO pressure before connecting or disconnecting any fuel lines or
adaptors.
Wear chemical resistant gloves when connecting or disconnecting fittings and
adaptors.
Wrap shop towel around pressure fittings and adaptors when disconnecting.
Avoid exposure to flames, sparks, hot engine parts, and other ignition sources.
Explosion or flame or exposure to flammable liquid and vapors can cause injury.
9. As shown in the figure below, connect one end of the loop adaptor (#060-2501) to the pressure
line coming from the vehicle's fuel tank. Connect the other end of the loop adaptor (#060-2501)
to the return line going back to the fuel tank. This forms a tank-to-tank loop, making it
unnecessary to disconnect the fuel pump.
10. As shown in the figure above, connect the output ( red ) hose from the unit to the adaptor on the
pressure line going into the TBI unit.
11.
As shown in the figure on the previous page, connect the return ( black ) hose from the unit to the
adaptor on the return line coming from the TBI unit.
You are now ready to perform the TBI cleaning procedure.