MSW Motor Technics MSW-ES-1010 Manual De Instrucciones página 49

3.3.
Working with the unit
3.3.1 Cleaning the inside of the unit (before first use)
IMPORTANT: each unit is factory-protected from the inside with a
special fluid "TSL", which ensures its smooth operation and preserves
it in case of risk of corrosion or prolonged storage.
a) The air hose and spray gun should be disconnected.
b) Place the suction hose in a container with material (e.g. paint)
c)
d) Start the unit connected to power by moving the ON/OFF switch
e) Keep pumping until no clean paint material comes out of the
3.3.2 Locking the trigger of the spray gun
In order to block the trigger of the gun one should set the "LOCK"
switch located on it perpendicularly to the gun handle. In order to
unblock the trigger more or less parallel with the gun grip.
and the return hose in a container for residue (waste). Secure
both hoses so that they do not accidentally fall out of the
containers.
Set the valve switch to the "Air release/Clean" position.
to the on ("I") position, and the unit will begin operation by
drawing from the tank and pumping into the other waste tank.
return hose into the tank.