Viasys Avea Metal Top Cover Disassembly

Introduction

This guide aims to remove the metal top cover of the ventilator.

Removing the Metal top cover is discussed in service manual revision D:

Chapter 4: Assembly and Disassembly, Pg 52-53

PLEASE NOTE: This repair guide was developed by a student iFixit team based on Viasys/CareFusion's own service manual. Neither iFixit nor this repair guide is endorsed by or affiliated with Viasys or CareFusion.

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Étape 1 Viasys Avea UIM and Plastic Cover Disassembly

Viasys Avea Metal Top Cover Disassembly, Viasys Avea UIM and Plastic Cover Disassembly: étape 1, image 1 de 1

Remove the ‘rubber collar’ located at the UIM rear neck, by grasping one of the two rubber tabs at the bottom. Pull firmly in an “arcing” motion.

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Étape 2

Pull UIM forward and look for the Phillips Screw on the front arm cover. Remove (1) Phillips screw from the front arm cover. Remove the front arm cover.

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Étape 3

Remove the two mounting screws now visible inside the ‘back arm cover’. Tilt the UIM down and remove the ‘back arm cover’.

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Étape 4

Remove the (4) 11/32 KEP nuts that secure the ‘plastic top cover’ opening onto the chassis.
Remove (2) Phillips screws that secure the ‘plastic top cover’ to the rear chassis.
Slide the top ‘plastic top cover’ upward and forward away from the chassis.

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Étape 5

Remove the (2) Phillips screws and washers that secure the HSSC Cable on the GDE. Unplug the HSSC Cable.
Carefully feed the HSSC Cable through the ‘plastic top cover’ opening.

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Étape 6

While continuously supporting the UIM, remove (4) 3/8 nuts that fasten the UIM support arm onto the pneumatics.
Lift UIM off of pneumatics and set aside.
Remove plastic cover and set aside.

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Étape 7 Viasys Avea Exhalation Corner Assembly Removal

Check to see if the exhalation filter assembly is installed, if it is, remove the exhalation filter assembly.
Rotate the metal locking lever on the lower right of the ventilator body forward to an open position.
Remove the exhalation filter assembly from the ventilator body by pulling straight down.

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Étape 8

Using a long Phillips screwdriver, remove the Phillips screw located at the top of the exhalation filter assembly well, if applicable.

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Étape 9

Using a long Phillips screwdriver, remove the Phillips screw located at the exhalation port marked EXH, if applicable.

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Étape 10

Using a long Phillips screwdriver, remove the Phillips screw from the outside of the plastic cover.

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Étape 11

Using a long Phillips screwdriver, remove the Phillips screw on the font left wall.
Using a long Phillips screwdriver, remove the Phillips screw on the right side of the wall.
Set the plastic cover aside.

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Étape 12

Using a long Phillips screwdriver, remove the 3 Phillips screws on the metal re-enforcement cover, if applicable, and set aside.
Remove the Exhalation Corner Assembly.

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