Shimadzu PDA-7000 - 5 Maintenance; 5.1 Maintenance and inspection items

3 Starting and Stopping the Instrument
3-6
3.5 Shutting down the instrument for a long time
The procedure to shut down the instrument for a long period of time is described
below.
1 Turn off the photo detector on Instrument Check screen on the data processor
system.
(See "4.3 Turning ON / OFF photo detector".)
2 Turn off the vacuum pump, and then open the pump leak valve slowly to allow
the air into the suction hose to prevent the contamination of the hose by the
pump oil.
After the sound of the air flowing into the hose disappears, close the pump leak
valve.
Pump Leak Valve
3 Close the BYPASS valve.
See "4.2 Checking gas flow rate".)
Caution
Do not over-tighten the BYPASS valve because it may break.
4 Turn off the printer.
5 Turn off the data processor system.
6 Turn off the monitor.
7 Turn off the AIRCON, CONSOLE, and SOURCE switches on the switch panel.
8 Turn off the MAIN switch on the switch panel.