11-12 624074/07
11 Maintenance
Perform preventive maintenance on your HAMILTON-G5
according to the schedule shown in Table 11-2. You can view
the hours of ventilator operation in the
System -> Info
win-
dow. The following subsections provide details for some of
these preventive maintenance procedures.
Table 11-2. Preventive maintenance schedule
Interval Part/accessory Procedure
Between patients
and according to
hospital policy
Breathing circuit
(including mask,
inspiratory filter, flow
sensor, nebulizer jar,
exhalation valve cover
and membrane)
Replace with sterilized or
new single-patient use parts.
Run the tightness test and
the flow sensor calibration
(Section 4.3.2).
Entire ventilator Run the preoperational check
(Section 4.2).
Every day or as
required
Gas inlet water trap Empty any water by pressing
on drain valve.
Every 2 days or
according to
hospital policy
Breathing circuit Empty any water from breath-
ing tubes or water traps.
Inspect parts for damage.
Replace as necessary.
Every month
(or more often,
if required)
WARNING
To reduce the risk of patient cross-contamina-
tion through the fan filter, always perform
maintenance at the prescribed interval.
Fan filter (rear panel) Check for dust and lint. If
needed, clean or replace.
Every 3 months
(1250 hours)
Batteries Verify that batteries can hold
their charge by unplugging
ventilator power cord and veri-
fying that after 10 min battery
symbol (INT or EXT) is still
green.
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