11. D isconnect
t he
1 /8"
O D
t ube
f rom
t he
Y -‐Connector,
o r
T -‐Connector,
t hat
c onnects
t o
t he
pressure
t ransducer
o n
t he
l eft
s ide
( located
a t
t he
b ack
o f
t he
P SA
S ystem).
12. F or
t he
F reeStyle,
r emove
e ach
t ie-‐wrap
a round
t he
u pper
t op
s crew
b osses.
13. U sing
n eedle-‐nose
p liers,
d isconnect
a ll
o f
t he
v alves
f rom
t he
c ircuit
b oard,
c arefully
n oting
where
e ach
v alve
i s
c onnected.
D o
n ot
d isconnect
b y
p ulling
o n
t he
w ires.
Portable
O xygen
C oncentrator
Figure
1 3.7:
T ie-‐wrap
R emoval
Figure
1 3.8:
D isconnecting
t he
E qualization
V alve
MN220-‐1
A
5 9