Air Products GASGUARD TE10, Installation, Operation And Maintenance Manual, Page: 143 / 196

Section 8: Operating Procedures
Revision – September 2009 8 - 19
8.5.2 Stop Process Gas Flow
1. Press and enter the password.
2. On the Main Menu screen, press the Mode
Menu button for the Line you want to
operate.
4. From the Mode Menu, select "STOP
PROCESS GAS".
6. The appropriate process inlet valve will close
(valve 2-1 for Line 1).
8.6 Manual Mode Operation
Only experienced operators should operate
the Distribution System in manual mode.
Operating valves out of their proper
sequence could potentially cause damage
to the product by interrupting or providing
insufficient gas flow. Manual operation
should not be used for normal, daily
operation.
Manual mode provides a means of flowing purge gas through the valve manifold
panel lines during Distribution System installation and pre-start-up procedures. It
also provides a means of flowing purge gas while maintenance or repairs are being
performed. Manual mode should not be used for process gas flow as critical
shutdown alarms may be disabled.
NOTE: Access to Manual Mode is not permitted when a digital
Shutdown alarm condition is present.