3 Checkout Procedure
M1207026
3-15
WARNING
Agent mixtures from the low-pressure leak test stay in the
system. Always flush the system with O
2
after the low-
pressure leak test (1 L/min for one minute).
Turn off all vaporizers at the end of the low-pressure leak
test.
7.
Flush the system with O
2
:
•
Set the O
2
flow to 1 L/min.
•
Continue the O
2
flow for one minute.
•
Turn the O
2
flow control fully clockwise (closed).
3.9.2 Positive low-
pressure leak test
CAUTION
Do the positive pressure leak test at the common gas
outlet only.
With ACGO
1.
Set the ACGO selector switch to ACGO.
2.
Turn all flow controls fully clockwise (closed).
3.
Using the positive pressure leak test adapter, connect the
positive low-pressure leak test device to the ACGO outlet. Push
the adapter into the ACGO outlet throughout the test to get a
good seal.
4.
Keep the flowmeter of the test device vertical for accurate results.
5.
Fully open the needle valve on the test device
(counterclockwise).
Leak Test Adapter
Test Device
Test Adapter
(Top View)
(Front View)
M1207027
004
MANUAL−DOC, Technical Reference Manual, Technical Reference Manual for 9100c, English−default
Reproduced from the electronic master in MATRIX
