Mazzoni KB4000 Use And Maintenance Manual page 26

KB4000/KB4050/KB4025/KD4000/KXSB15500
How to use the adjustable head:
Selection of the low and high pressure (passing from one to the other pressure
must absolutely be done with closed gun) (1)
High pressure (arrow operation) (2)
Low pressure (arrow operation) (3)
1
In low pressure the pump is pre-arranged to suck and mix detergents and
other liquid additives thanks to an incorporated automatic device that can
be remote controlled by the adjustable head. POS.3
To suck detergent and other liquid additive the operator must act on the head
and reach the low pressure that allows the automatic suction.
When the detergent suction operation is over, the operator must reach the high
pressure acting on the adjustable head. POS.2
How to use the gun safety:
1. Safety release (A)
2. Safety locking (B)
PRESSURE
PRESSURE
A/B
22
HIGH
LOW
2
3