Mindray A8 - Electronic Vaporizer Runtime Alarms

7-27
7.3.6 Electronic Vaporizer Runtime Alarms
Message
Priority
Cause
Solution
AA Vaporizer
Liquid Level Low
Low
The anesthetic agent
liquid level is lower
than 50 ml and higher
than or equal to 20
ml.
1. Observe the remaining anesthetic
agent through the glass tube. If the
anesthetic agent is insufficient, fill
the anesthetic agent.
2. If the anesthetic agent is
sufficient, reinstall the electronic
vaporizer.
3. If the problem persists, replace
the electronic vaporizer.
4. After the electronic vaporizer is
replaced and inserted, conduct the
power-on selftest, leak test, and
electronic vaporizer test (refer to
5.7).
AA Vaporizer
Almost Empty
Med
The anesthetic agent
liquid level is lower
than 20 ml.
1. Observe the remaining anesthetic
agent through the glass tube. If the
anesthetic agent is insufficient, fill
anesthetic agent.
2. If the anesthetic agent is
sufficient, reinstall the electronic
vaporizer.
3. If the problem persists, replace
the electronic vaporizer.
4. After the electronic vaporizer is
replaced and inserted, conduct the
power-on selftest, leak test, and
electronic vaporizer test (refer to
5.7).
AA Vaporizer Lid
is Open
1. Standby state:
Information
2. Non-standby
and non-active
state:
Information
(first 2 min),
Low (2 min
later)
3. Non-standby
and active state:
Information
(first 2 min),
Med (2 min
later)
The vaporizer lid is
open.
1. If the vaporizer lid is open, close
it.
2. Reinstall the electronic vaporizer.
3. If the problem persists, replace
the electronic vaporizer.
4. After the electronic vaporizer is
replaced and inserted, conduct the
power-on selftest, leak test, and
electronic vaporizer test (refer to
5.7).
AA Vaporizer
Failure
High
(1) AA vaporizer
boil-off space
temperature too high
(2) AA vaporizer
boil-off space
temperature sensor
failure
Rectify the fault based on the alarm
error code by referring to 7.3.6.2.