Test Of Solenoid Valve/Pump - Hitachi IJ PH Service Manual

2.4 Test of solenoid valve/pump

- The operation confirmation of solenoid valve and pump is performed.
- Perform this test in a "stop" state.
With respect to the
password protection,
1 Press solenoid valve/pump test at the second page of the service
refer to " 2.1 setting of
service personnel
maintenance mode"
(1) Supply valve
(2) Replenishment valve
(3) Recovery valve
(4) Agitation valve
(5) Circulation valve
(6) Pressure relief valve
(7) Makeup ink valve
(8) Cleaning valve
(9) Shutoff valve
(10) Viscometer coil
(11) Pump
(In an operating state, only an operating state is displayed.)
maintenance screen.
When the previous menu and the next menu are not displayed in the maintenance menu,
set to the service personnel maintenance mode by the password protection.
The operating state of the solenoid valve and the pump is displayed.
(Confirm the operation by an operating sound.)
Open : The solenoid valve is opened.
Close : The solenoid valve is closed.
Operated : The pump is operated.
Stop : The pump is stopped.
(MV1)
(MV2)
(MV3)
(MV4)
(MV5)
(MV6)
(MV7)
(MV8)
(MV9)
(MV10)
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