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(6) Check the sealing parts on two connectors of the lifting device. If damaged, replace the
sealing parts. Then, re-install the lifting device on the breathing system.
6. Check the circuit inspiration and expiration parts.
Test procedures:
(1) Disable the system switch.
(2) Check the manual breathing bag. If damaged, replace it.
(3) Check the breathing tube. If damaged, replace it.
(4) Remove the Paw pressure gauge. Check the sealing part. If damaged, replace it.
(5) Remove the water collection cup. Check the sealing part. If damaged, replace it.
(6) Remove the O2 sensor (if no O2 sensor is available, remove the plug where the O2
sensor needs to be installed). Check the sealing part. If damaged, replace it.
(7) Remove the dome cover of the check valve. Check the sealing part. If damaged, replace
it.
(8) Remove the breathing bag support. Check the sealing part. If damaged, replace it.
(9) Remove the pre-pak assembly. Check the sealing part. If damaged, replace it.
7. Check the sealing parts of the APL valve, supporting tube of the intermediate plate, and
the Automatic/Manual switch.
The T-shape hexagon screw wrench is required in this test.
Test procedures:
(1) Disable the system switch.
(2) Remove the APL valve. Check all the sealing parts. If any one is damaged, replace it.
(3) Remove the supporting tube from the intermediate plate. Check all the sealing parts. If
any one is damaged, replace it.
(4) Remove the Automatic/Manual switch. Check all the sealing parts. If any one is
damaged, replace it.
Sealing part to be
checked
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