VS 8/VS 8A Vital Signs Monitor Operator’s Manual 19 - 1
19Maintenance
19.1 Maintenance Introduction
Regular maintenance is essential to ensure that the equipment continues to function
properly. This chapter contains information on periodic testing and maintenance.
19.2 Maintenance Safety Information
• To avoid electric shock, stop using the monitor if you find the housing is
damaged, and contact the service personnel.
• Failure on the part of the responsible individual hospital or institution using
this equipment to implement a recommended maintenance schedule may
cause undue equipment failure and possible health hazards.
• No modification of this equipment is allowed.
• This equipment contains no user serviceable parts.
• Software upgrades to the monitor can only be done by Mindray service
engineers with Mindray upgrading tools.
• Do not open the equipment housings. All servicing and future upgrades must
be carried out by the service personnel.
• The safety checks or maintenance involving any disassembly of the
equipment should be performed by professional service personnel.
Otherwise, undue equipment failure and possible health hazards could
result.
• Do not open batteries, heat batteries to above 60 °C, incinerate batteries, or
short the battery terminals. Batteries may ignite, explode, leak or heat up,
causing personal injury.
• Do not adjust, repair, open, disassemble, or modify the pulse oximeter or
accessories. Injury to personnel or equipment damage could occur. Return
the pulse oximeter for servicing if necessary.
• The service personnel must be properly qualified and thoroughly familiar
with the operation of the equipment.
19 - 2 VS 8/VS 8A Vital Signs Monitor Operator’s Manual
• The equipment and accessories shall not be serviced or maintained while in
use on a patient.
• If you discover a problem with any of the equipment, contact your service
personnel or Mindray.
• Use and store the equipment within the specified temperature, humidity, and
altitude ranges.
• When disposing of the packaging material, be sure to observe the applicable
waste control regulations and keep it out of the reach of children.
• At the end of its service life, the equipment, as well as its accessories, must be
disposed of in compliance with the guidelines regulating the disposal of such
products. If you have any questions concerning disposal of the equipment,
please contact Mindray.
• If needed, contact the manufacture for circuit diagrams, component part
lists, descriptions, calibration instructions, or other information concerning
the repair of the equipment.
19.3 Maintenance and Testing Schedule
Follow the maintenance and testing schedule or local regulations to perform testing and
maintenance such as defined in section 19.5 Testing Methods and Procedures. Follow your
hospital policy on cleaning and disinfecting the equipment before testing and
maintenance.
The following table lists the maintenance and testing schedule:
Test/Maintenance Item Recommended Frequency
Performance Tests
Visual inspection
Every day, before first use.
Measurement module
performance test and
calibration
1. If you suspect that the measurement values are
incorrect.
2. Follow any repairs or replacement of relevant module.
3. Once every two years for parameter module
performance tests.
To Purchase, Visit Avobus.com or call 1-800-674-3655
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