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Self-tests
Puritan Bennett™ 700 Series Ventilator System Service Manual
10070389 Rev. A
3-13
5
O
2
solenoids test
Checks oxygen
solenoids and oxygen
sensor
Fault if not
passed
No
NOTE:
Overriding this fault could result in inaccurate oxygen percentage delivery.
6
Flow sensor test
Checks accuracy of
exhalation flow sensor
Failure if not
passed
Yes, but
not
identical
7
Leak test
Checks ventilator
breathing circuit for
leaks
Fault if not
passed
Yes
NOTE:
Overriding this fault could cause improper compliance compensation, inaccurate tidal volume delivery,
or autocycling.
P
e
P
cyl
compare
(part of test 7)
Verifies proper
functioning of pressure
transducers and
ventilator breathing
circuit
Fault if not
passed
Yes
NOTE:
Overriding this fault could cause improper compliance compensation, inaccurate tidal volume delivery,
or autocycling.
Auto zero sol
test (part of
test 7)
Verifies if P
e
P
cyl
auto
zero solenoids can be
engerized and de-
energized.
Failure if not
passed
Yes
8
Circuit comp test
Determines ventilator
breathing circuit
compliance
Fault if not
passed
Yes
NOTE:
Overriding this fault could cause improper compliance compensation, inaccurate tidal volume delivery,
or autocycling.
Table 3-8: EST tests (continued)
No.
Test
Purpose
Status
In SST?
Comments
Summary of Contents for Puritan Bennett 700 Series
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