Shel lab SVAC9-2, Инструкция по установке и эксплуатации, Страница: 34 / 46

34 | P a g e
OPERATION
Procedure 2 : Vacuuming down with an external vacuum supply connected to the
KF-25 fitting on the back of the oven.
End of procedure
Vacuum Down
1
Turn the oven Vent Valve control to the closed position (all the way
clockwise)
2
Turn the Vacuum Valve control to the closed position (all the way
clockwise), if it is not already closed. Note: Leave the Vacuum closed
when using a vacuum source plumbed to the KF-25 fitting on the back
of the oven.
3
Open the vacuum regulator on your supply
system to begin evacuating the oven chamber.
Hold at Vacuum
4
Keep the oven chamber under vacuum throughout the duration of
your baking application to evacuate outgassed byproducts. The
achievable vacuum level is dependent on the vacuum supply
efficiency and volume of outgassed byproducts.
Restore Atmosphere to the Oven Chamber
5
Close the regulator on your supply system to stop vacuuming down
the oven chamber.
6
Slowly turn the Vent Valve control to the open position to
reintroduce atmosphere or introduce a purge gas (15 psi
max.) into the oven chamber.
VENT
VACUUM
VENT