GE Aestiva 5 Service Manual

2 Cleaning and Sterilization
1006-0939-0002-17
2-17
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Reinstall the canisters:
a. Ensure seals and rim are free of soda lime dust.
b. Place the canisters in the drain dish.
c. Turn the canister release handle counterclockwise to its locked position while gently applying pressure on the 
canisters to hold them against the canister guides.
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Test the Bag circuit for leaks according to the Breathing System tests in the Appendix...

Aestiva
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2-18 

1006-0939-0003-1
3-1
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Datex-Ohmeda strongly recommends that you use O2 monitoring with this equipment. 
Refer to local standards for mandatory monitoring.
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European Standard EN 740 requires anesthetic agent monitoring when anesthetic 
vaporizers are in use.
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European Standard EN 740 requires CO
2 monitoring during ventilation.
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Aestiva
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3-2
Breathing system setup
To assemble the patient circuit, start at step 5.
Step 1
Install the main manifold.
Step 2
Install the Bellows. 
•Make sure the release 
button aligns correctly.
Step 3
Gently close the control 
panel. 
Step 4
Install the bag arm. 
• Install a rebreathing bag 
on the bag arm.
AA.96p024
AA.96p022
AA.96p012
AA.96p019 

3 Setup and Connections
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Step 5
Identify the breathing circuit 
module (Circle or Mapleson).
Look at the tabs on the rear or 
the label on the front.
Step 6
Install the breathing circuit 
module. You will feel some 
resistance. Continue to push.
Step 7
Completely tighten the 
thumbscrew.
Step 8
Install the O2 sensor.
•Completely tighten the 
sensor.
•Connect the cable.
Mapleson CircleAB.23.211
AA.96p017
AA.96p016
AA.96p013, 014 

Aestiva
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3-4
Step 9
Install the flow sensor 
module.
•You will hear a “click” 
when it locks into 
position.
•Refer to Note 1 or the User 
Maintenance 
section.
Step 10
Close the front panel.
Step 11
Connect the patient circuit.
AA.96p011
AA.96p009
Circle Module
Mapleson D / Bain Module
AB.23.104
AB.23.152
To-fro 

3 Setup and Connections
1006-0939-0003-53-5
Note 1 
Flow sensor assembly
AA.96p039 AA.96p038 

Aestiva
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3-6
Canister setup
Each canister holds 1.35 kg of loose absorbent or 1.13 kg of commercially 
packaged (pre-pack) absorbent. Datex-Ohmeda recommends Sodium or Bar-
ium hydroxide based absorbent.
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Change absorbent often to prevent the build up of non-metabolic gases 
when the system is not in use. 
Inspect absorbent at the end of a case. During non-use, absorbent can go 
back to the original appearance. Refer to the absorbent...

3 Setup and Connections
1006-0939-0003-73-7
Step 3 
Push in the buttons and install 
the top dish and drain dish.
Pull down to make sure the top 
dish is locked in place.
Step 4 
Fill the canisters with absorbent 
and install them. Push down on 
the drain dish if necessary.
Step 5 
Turn the release 
counter-clockwise.
Step 6 
Push in the release.
AA.96p054
AA.96p029
AA.96p028
AA.96p026 

Aestiva
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3-8
Pneumatic and electrical connections
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Equipment connected to the electrical outlets can increase the leakage 
current. Regularly test the leakage current.
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Use only medical grade gas supplies. Other types of gas supplies may 
contain water, oil, or other contaminants.
The Aestiva gas supplies also supply these devices through internal connec-
tions:
•The venturi suction regulator...