SECTION 1
SERHT50NA A0808 1-7
• Connect the equipment into an outlet on a circuit diff
erent
from that to which the devices(s) is connected
• Consult the manufacturer or field service technician for help.
Cautions
Only use medical grade oxygen with the Air/Oxygen Entrainment
Mixer or Oxygen Blending Bag Kit.
Do not place liquid containers in the immediate vicinity or on top of
the HT50. Liquids that get into the ventilator can cause equipment
malfunction and damage.
After servicing an HT50, it must completely pass an Operational
Verification Procedure (see Service Manual) before being returned
to patient use.
An authorized Newport Medical Instruments factory-trained
technician must do all service or repairs performed on the HT50.
Do not open the ventilator or perform service on an open unit while
connected to external power.
Use standard anti-static techniques while working inside the
ventilator or handling any electronic parts.
Clean all external parts of the ventilator prior to servicing.
Water in the oxygen supply can cause equipment malfunction and
damage.
Always replace a blown fuse with one of proper rating for
corresponding voltage range.
NOTE: Review HT50 Oper
ating Manual and Theory of Operation
(Section 4 of this manual) before servicing the ventilator.
NOTE: Use the tools and equipment specified in this manual to
perf
orm specific procedures.
Batteries contain materials that can harm the environment. Do not
discard them in an incinerator or force them open. Batteries cannot
be disposed of with normal waste.
Factory Maintenance or Repair
Scheduled maintenance or repair services are available from the
Newport Technical Service Department. To send your ventilator in
for service, see HT50 Service Manual for repackaging and shipping
instructions.
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