Page 12
D-Tec Vaporizer
August 2001
O & M Manual Part No. 1107-0622-000
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Caution: If there are no LCD bars visible and the amber LOW AGENT light is illuminated after the alarm
and display test is completed, there is less than 60 ml of agent in the sump and the vaporizer must be
filled as described in Section 5.4.
5.
If the LOW AGENT light remains illuminated after the alarm
and display test is completed, fill the vaporizer as described
in Section 5.4.
6.
If there is sufficient agent in the sump, check that each light
is extinguished, except the amber WARM-UP light which
indicates that the vaporizer is in its warm-up condition. If the
vaporizer is warm before it is connected to the electrical
supply the green OPERATIONAL light may illuminate
immediately.
AA.43.039
AA.43.040
DESFLURANE
NO OUTPUT
LOW AGENT
ALARM
BATTERY LOW
WARM-UP
OPERATIONAL
DESFLURANE
NO OUTPUT
LOW AGENT
ALARM
BATTERY LOW
WARM-UP
OPERATIONAL
Fig. 13 Amber WARM-UP Light
7.
After a warm-up period of up to 10 minutes check that the
amber WARM-UP light extinguishes and the green
OPERATIONAL light illuminates to indicate that the vaporizer
is ready for use.
8.
If the OPERATIONAL light does not illuminate within 10
minutes, refer to Section 8.0 Fault Diagnosis.
Fig. 14 Green OPERATIONAL Light
5.2
Preoperative Checkout
1.
Perform the leak test as described in the relevant anesthesia system's Operation And Maintenance
Manual initially with the dial at
q
. Repeat the test with the vaporizer dial turned to the 1% setting and
then turn the dial to the
q
setting.
2.
Check the amber ALARM BATTERY LOW light. If the light is illuminated, fit a new battery as described
in Section 6.2 and check that the light extinguishes.
3.
Turn the dial to a setting of 1% or above and then isolate the vaporizer from the electrical supply by
disconnecting the mains lead from its outlet socket.
4.
Wait for at least 15 seconds and then check that both the auditory alarm and the red NO OUTPUT light
are activated.
5.
If the alarm and light are not activated, do not use the vaporizer until the fault is rectified.
6.
When the alarm and light are activated, turn the dial to the
q
setting, reconnect the mains lead and
check that the alarm and display test is activated.
7.
When the green OPERATIONAL light illuminates, continue operation.
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