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5.3.4.2 Leak Test of Low-pressure Pneumatic Circuit System
After making sure that the flow sensor pressure sampling pipeline is not leaky, perform leak
tests of the low-pressure pneumatic circuit system as shown in the following figures
(figures a through d).
Figure a System leak test
Figure b Leak test of the part only working in the manual ventilation mode
Figure c Leak test of the pipelines inside the main unit