Hitachi CHROMASTER 5160 Instruction Manual page 810

Syringe valve
3 2
4
5
Plunger
wash
Wash pump
P
Syringe
3-way solenoid valve
Degassing
unit
Wash
Wash
fluid1
fluid2
(1) Idle status
The mobile phase is flowing to the column from the pump via
the loop of the injection valve.
The wash fluid1 is connected to the syringe via the 3-way
solenoid valve, the wash pump, and the port3 of the syringe
valve.
Buffer tube
Injection valve
1
Waste
solution
From Pump
Needle
Injection port
5
4
Loop
3
6
1 2
Wash port
To Column
2 - 14
Sample
Waste
solution
Rack