Ohio Medical Corporation MiniOX 1, Operating Manual

Page: 17 / 102

P/N 711462 (Rev.3) 02/2016
MiniO
X
®
1
Oxygen Analyzer Secttion 5, Maintenance and Care
Section 5
Maintenance and Care
Use only genuine Ohio Medical Corporation
replacement parts when performing any
maintenance procedures included in this
manual. Failure to do so may seriously
impair the analyzer’s performance. Repair or
alteration of the MiniOX
®
1 Oxygen Analyzer
beyond the scope of the maintenance
instructions or by anyone other than an
authorized Ohio Medical Corporation service
person could cause the product to fail to
perform as designed.
Battery Replacement
The MiniOX
®
1 Oxygen Analyzer requires one 9-volt
alkaline battery. To replace the battery:
1. Verify the instrument is turned OFF. If it is ON,
press the green
I/O
button on the front panel to
turn the instrument OFF.
2. Remove the back panel, which is held in place
by four small screws.
3. Remove and discard the old battery; replace
with a new battery.
4. Replace the back panel and reinstall the
screws.
5. Recalibrate the instrument. ( See Section 4,
Calibration)
Sensor Replacement
To ensure safe and effective use of your device, the
sensor must be replaced with a MiniOX
®
sensor as
this sensor is manufactured for this instrument. Use of
other types of sensors has not been tested and is not
endorsed by Ohio Medical Corporation. Use of other
sensor types will void your warranty.
There are no serviceable parts in the sensor or cable
assemblies; the entire unit must be replaced.
When the MiniOX
®
1 Oxygen Analyzer is unable to be
calibrated, or gives erratic readings, the sensor must be
replaced. To replace the sensor:
1. Verify the instrument is turned OFF. If it is ON, press
the green
I/O
button on the front panel to turn the
instrument OFF.
2. Remove 4 screws from cover to expose sensor.
3. Remove the old sensor from the coiled cable.
4. Attach a new sensor to the coiled cable. Tighten the
twist collar.
5. Recalibrate the instrument. ( See Section 4,
Calibration)
Cleaning, Disinfection and Sterilization
Never autoclave, immerse, or expose the
MiniOX
®
1 Oxygen Analyzer (including
sensor) to high temperatures (>70
0
C). Never
expose the device to pressure, irradiation,
vacuum, steam, or chemicals (other than
alcohol or mild cleaning agents).
Clean the instrument and sensor by wiping with a
cloth lightly dampened with Isopropyl Alcohol or mild
detergent. Make sure that no moisture seeps into the
instrument case or cable jack port.
Instrument
When cleaning or disinfecting the instrument, care must
be taken to prevent entry of solutions into the instrument
case.
Cleaning
The external surfaces of the unit may be cleaned
by wiping them with a cloth moistened with a mild
detergent solution.
Disinfection
The external surfaces of the unit may be disinfected
by wiping them with a cloth moistened with ethanol
or Cidex. The instrument is not designed to withstand
the conditions imposed by steam, ethylene oxide or
radiation sterilization.
Sensor and Cable
Cleaning
The external surfaces of the oxygen sensor and of
the cable may be cleaned by wiping them with a cloth
moistened with a mild detergent solution.
Disinfection
The external surfaces of the oxygen sensor housing and
of the cable may be disinfected by wiping them with a
WARNING
CAUTION
5-1