Care, Maintenance, and Tests
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7.4 The Maintenance Screen
WARNING: Never attempt to access ANY Maintenance
Screen functions while the ventilator is connected to a
patient.
WARNING: Several Maintenance Screen functions
involve service functions that are critical to ventilator
operation. Do not attempt to change any settings you do
not completely understand.
7.4.1 Calibration
WARNING: Only trained personnel should perform
calibration procedures.
For a description of the Calibration procedure refer to
VersaMed Service Manual.
7.4.2 Ventilator Verification Tests
The Ventilator Vertification Test (VVT) is a set of simple self-
tests designed to confirm ventilator functionality. It is designed
as a troubleshooting procedure to check the operation of a
multitude of functions. A series of simple user prompts guides
the user through each step.
⇒ The Ventilator Verification Test should be performed
quarterly, or whenever a Call Service pop-up appears.
It will be necessary to perform a VVT after a software update.
When the iVent detects that a VVT has not been performed, or
if for any reason the iVent has failed to pass a VVT previously,
a warning pop-up will appear:
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