Heath Consultants GT Series - Manual (Page 36)

3-14
USER HANDBOOK
If overdue but within the ‘extended period’, the
screen, shown in Fig. 3.21, is displayed.
Fig. 3.21 Service Overdue
The user must acknowledge that Service has
expired.
Note:
The extended period can be set from 1 to
31 days
To accept ‘extended period’ option:
• Press and hold YES and the instrument warm-
up continues.
Note:
When the extended period option expires,
the user will be forced to switch the
instrument OFF.
To reject ‘extended period’ option:
•
Press and hold NO . The screen, shown in
Fig. 3.22, is displayed.