14
MACHINE PREPARATION
11.
SOLUTION WATER
Fill the solution tank with clean water at a temperature not more than 50
°
C and add liquid detergent
in the proper concentration following the instructions of the manufacturer. Excess foam in the
recovery tank could damage the suction motor, so use only the minimum amount of detergent
necessary.
Always use low foam detergent. To avoid the production of foam, before
starting to clean, put a minimum quantity of antifoam liquid into the recovery
tank
. Never use pure acid.
12.
RECOVERY TANK
Check that the inspection cover has been tightened
and that the exhaust plug of the tank and the plug of the exhaust pipe are closed
