Service and repair
8-28
10070389 Rev. A
Puritan Bennett™ 700 Series Ventilator System Service Manual
8.6.5 Air flow thermistor assembly
(See Figure 8-23). Remove air flow thermistor assembly as follows. Install by reversing
removal procedure.
1.
Open and prop lid (Section 8.5.1).
2.
Disconnect air flow thermistor assembly from ventilator head harness.
3.
Using 2.5-mm hex key, remove two M3 x 8 screws and split-ring washers that attach air
flow thermistor assembly to air intake manifold.
Figure 8-23. Air flow thermistor assembly installed
8.6.6 Oxygen fitting, inspiration access panel, and air intake manifold
assembly
Remove oxygen fitting, inspiration access panel, and air intake manifold assembly as follows.
Install by reversing removal procedure.
1.
Open and prop lid (Section 8.5.1).
2.
Remove oxygen adapter assembly (if ventilator is so equipped) from ventilator’s male
DISS fitting.
3.
If required, remove male DISS fitting by unscrewing it while stabilizing nut with 19-mm
wrench (Figure 8-22).
NOTE:
You do not have to remove the ventilator’s male DISS oxygen fitting to remove the
inspiration access panel.
4.
Using 2.5-mm hex key, remove two M3 x 8 screws and split-ring washers that attach air
flow thermistor assembly to air intake manifold.
5.
Disconnect wires from air intake filter switch (Figure 8-23).
7-00160
Air intake
manifold
assembly
Air intake
filter switch
Air flow
thermistor
assembly
Pressure
solenoid PCB
Main ventilator
head harness
Summary of Contents for Puritan Bennett 700 Series
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