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Chapter
6
M
AINTENANCE
This chapter contains maintenance information to ensure proper operation
and reliability of the Innova Series gas monitor.
WARNING
Perform all procedures in a “fresh air” environment (environment
known to be free of combustible and toxic gases and of normal
oxygen content).
Preventive Maintenance
The following are daily, monthly, quarterly, and “as required” preventive
maintenance suggestions to ensure the reliability of the Innova Series gas
monitor.
NOTE
In instances where the Innova is in continual or everyday use, Thermo
Fisher Scientific recommends that you perform preventive
maintenance procedures more often than suggested in the following
sections.
Daily
B
ATTERIES
The Innova should always contain fully-charged NiCd batteries or
sufficiently powered alkaline batteries before each day’s use. You can verify
the capacity of the batteries using the Display Menu. To verify battery
capacity:
1. Press and hold the
RANGE
button, for three beeps, then release the
button.
If the display shows less than three bars, recharge the NiCd batteries
or replace the alkaline batteries as described later in this chapter.
2. Press the
↑
or
↓
buttons to scroll to exit.
3. Press
→
to return to the normal operation mode.
