MotorVac COOLANTCLEAN III - Manual (Page 13)

Engine Cooling System Service Procedure
Follow this section to connect the CoolantClean3 unit to the vehicle's radiator & upper radiator hose.
Make sure the vehicle has at least 1/8 tank of fuel before beginning this process.
IMPORTANT
Do not perform the engine cooling system service
if the vehicle’s engine or transmission oil level is
low.
If necessary, add motor oil and/or transmission
fluid.
/!\ WARNING
Verify that engine and machine are both off before connecting or disconnecting
radiator hoses, lines or adapters.
Hot Coolant can spray out of pressurized lines when connecting or disconnecting.
Always wear safety goggles.
Wear chemical resistant gloves when connecting or disconnecting hot fittings and
adapters.
Wrap a shop towel around pressurized fittings and adapters 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.