D-Tec Vaporizer
Page 13
O & M Manual Part No. 1107-0622-000
August 2001
5.3
Turning The Dial To The Required Setting
w
Warning: High % dial settings combined with low gas flows may lead to hypoxic mixtures within the
breathing circuit. Datex-Ohmeda strongly recommends the use of oxygen monitoring.
w
Warning: The dial release must be operated to turn the dial from the
q
q
q
q
q
setting and also to increase
the dial setting to above 12%. Do not operate the dial release when turning the dial to any other
setting, it may result in overriding the 12% stop and causing an inadvertent delivery in excess of 12%.
w
Warning: The vaporizer has not been calibrated at any dial setting between
q
q
q
q
q
and 1%. Do not use the
vaporizer at dial settings between
q
q
q
q
q
and 1%.
w
Warning: It is a requirement of the ASTM Standard F1850-98 and the European Standard EN 740 -
Anaesthetic Workstations And Their Modules, that the gas monitoring device referred to in Section 2.1
of this manual is in operating condition, by being enabled and functioning, prior to use of the
vaporizer.
1.
Operate the dial release and turn the dial in a counter-clockwise direction from the
q
setting, as
illustrated in Fig. 15.
2.
Release the dial release and turn the dial to the required percentage setting.
AB.54.007
Fig. 15 Turning The Vaporizer Dial
3.
Check that when the vaporizer dial is turned from the
q
setting, the dial of no other vaporizer mounted
on the same manifold can be turned.
4.
Turn the dial to the
q
setting and check that the dial release springs out.
Note: The vaporizer will remain in standby
q
, ready for further use if required, until the electrical supply is
disconnected.
DIAL RELEASE
