GE Aespire 7100 Technical Reference Manual page 180

Aespire 7100
7-14
Test 2
Lo
w-pressure leak
tes笛ng 曲emachlne
PO晴 1
1.
Remove the breathing system from the machine.
2.
A'阳ch the Machine Tes
tT
ool (using only the Thru POrt) and the low-pressure leak test
device to Port 3 of the breathing system interface as shown above.
Note: To prevent damage 阳由e airway pressure gauge
,
ensure that the gauge po民
(Port
1)
is not connected to the Tes
tT
oo l.
3. Set the ACGO selector switch to ABS.
4. Set the system switch to Standby.
5. Turn 0何 all vaporizers.
6. Open 由e flow controls one and a half tums countercloc阳ise.
7. Compress and release the bulb until it is empty.
8. The vacuum causes the floatsωmove. This is usual. Ifthe bulb completely inflates
in 30 seconds or le弱，
there is a leak in the low-pressure circui t.
ω107 M1110140