7-22
13. The interface as shown in the following figure is displayed if the ongoing calibration is
cancelled. Select [
Retry
] to re-calibrate. Select [
OK
] to quit calibration.
7.3.2.4 Common Failures and Recommended Actions
Failure Description
Possible Cause
Recommended Action
After Begin is
selected, no ventilation
sound is heard. The
prompt message
"Calibration Failure!
Please try again." is
displayed very soon.
The prompt message "Manual
Vent." is displayed, indicating
that the Auto/Manual switch is
set to the Manual position.
Set the Auto/Manual switch to the
Auto position.
The alarm "Drive Gas Pressure
Low" is generated. The
pressure indicated by the drive
gas (O2) pressure gauge is
lower than 200 kPa.
Change or connect the gas supply to
ensure that the drive gas pressure is
within the specified range.
A zero point error occurs in the
inspiratory/expiratory flow
sensor.
Replace the VCM.
After Begin is
selected, the
ventilation sound is
heard. The prompt
message "Calibration
Failure! Please try
again." is displayed
very soon.
The sampling line of at least
one of the inspiratory flow
sensor, expiratory flow sensor,
and ventilator flow sensor is
not connected or connected
incorrectly.
Re-connect the sensor sampling line.
The maximum flow is smaller
than 90 L/min when the
inspiration valve is opened.
Replace the expiratory valve
assembly.
1. An error occurs in the
pneumatic circuit connection
between the anesthesia
machine calibration device and
the VCM.
2. An error occurs in the
communication connection
between the anesthesia
machine calibration device and
the anesthesia machine.
3. The anesthesia machine
calibration device is set
incorrectly.
1. Check the pneumatic circuit
connection between the anesthesia
machine calibration device and the
VCM. Reconnect the pneumatic
circuit if necessary.
2. Check the communication
connection between the anesthesia
machine calibration device and the
anesthesia machine, or reconnect them
to ensure normal communication.
Replace the communication cable if
the problem persists.
3. Check the settings of the anesthesia
Summary of Contents for WATO EX-55Pro
Page 1: ...WATO EX 55Pro 65Pro Anesthesia Machine Service Manual ...
Page 2: ......
Page 34: ...2 20 South African standard ...
Page 48: ...2 34 VPM ...
Page 142: ...4 42 ...
Page 196: ...6 26 FOR YOUR NOTES ...
Page 356: ...8 102 FOR YOUR NOTES ...
Page 438: ...9 82 FOR YOUR NOTES ...
Page 447: ...10 9 10 3 2 Hardware Box 2 4 3 5 7 8 6 12 9 10 13 14 15 1 11 ...
Page 449: ...10 11 ...
Page 455: ...10 17 10 3 5 WATO EX 55 Pro 65 Pro Cart Assembly ...
Page 457: ...10 19 10 3 6 WATO EX 55 Pro 65 Pro Pre pak Circuit Bracket Assembly ...
Page 462: ...10 24 4 3 1 2 ...
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Page 474: ...PN 046 009688 00 4 0 ...