Hamilton Galileo Ventilator Power Supply Replacement

Introdução

Utilize this guide to replace the power supply. This guide requires access to the column, so you will need to view the “Opening the Column” guide as well. For more information on replacing the power supply, please refer to page 11-179 in the full service manual.

O que você precisa

Passo 1 Opening the Column in the Hamilton Galileo

Hamilton Galileo Ventilator Power Supply Replacement, Opening the Column in the Hamilton Galileo: passo 1, imagem 1 %32

Use a grounding cable and wrist band connected to the GALILEO or other work surface when you are working on the GALILEO.

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Passo 2

Remove from GALILEO: External mains power supply, Air and oxygen supplies, Patient breathing circuit (for convenience only), Flow Sensor tubes (for convenience only).

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Passo 3

Loosen the rear panel of the column by removing the six hexagonal-drive (Allen) screws that hold it in place.

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Passo 4

Without removing any electrical connections, open the left side of the column as wide as practical.
This exposes: GALILEO’s internal power supply, The battery fuse, The diagnostic LEDs on the power supply’s main circuit board, and the back up batteries.

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Passo 5

Make sure no electrical connections are touching the column.
Make sure all green/brown grounding (earthing) cables are securely in place.

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Passo 6 Power Supply

Hamilton Galileo Ventilator Power Supply Replacement, Power Supply: passo 6, imagem 1 %32

Hamilton Galileo Ventilator Power Supply Replacement, Power Supply: passo 6, imagem 2 %32

Remove all cables connecting power supply to GALILEO.
To remove the main power connector, squeeze on the two points indicated in the second picture.

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Passo 7

Remove the rear cover and place it on a suitable surface.

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Passo 8

Unscrew the retaining strip securing the power supply in its housing.

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Passo 9

Slide the power supply out from its housing.

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Passo 10

To install the new power supply, simply do steps 5-2 in reverse.
Make sure the security clamp (shown in picture) is tight before reinstalling power supply.

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Passo 11

Perform the internal voltage test linked here: page 7-5 of Section 7.3, Checking voltages.
If this test is not successful, it is likely that there is a loose connection somewhere between the internal power supply and the printed circuit boards. Check the wires to make sure they are securely fastened.
When the above test is successful, continue with the tests in the following sections:
1) Section7, Checking hardware, voltages, and interface
2) Either: Section 9, Running Original Upgrade 1 test software OR Section 10, Running Upgrade 2 test software