Nilfisk-Advance C 125.4 Repair Manual page 18

3.3 Pressure build up-opening pressure / close gun
Gun close. Pressure build up. Opening pressure. Micro switch is activated
Non return valve
Outlet 130 BAR
3.4 Motor stop – Standby pressure
Gun close. Motor stops. Pressure in hose decreases to standby pressure.
Pump pressure is also standby pressure.
Non return valve
25 BAR
Outlet
Operation.
Pump
130 BAR
Pump
25 BAR
Inlet 3 BAR
Inl
3 BAR
18
G