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9 Repairing and Maintenance
fil Attention:
Before cleaning the device, make sure that the equipment is switched
off and disconnected from the power line.
If there is any sign that the ECG cable may be damaged or deteriorated, replace it with a
new one instead of continuing its application on the patient.
9.1 Maintenance
•
Do not open the shell of the instrument avoiding the possible electric shock. Any
reparation and update of the instrument must be operated by professional being trained
and authorized. Only repair with the accessories produced by our company.
•
The instrument guarantees for one year, and do not arbitrary disassembly.
•
Remove the electric plug when there is power cut, the instrument must be kept cool and
dry when it is unused for long time; electrify the instrument every three months.
•
Inspect and maintain of Lead, electrode.
( l ) The state of leads can be checked by multimeter, please check the leads according to
following list. If the resistance between electrode and relevant insert needle is less than l OOohm,
the lead is up to grade. Please check the leads periodically, because damage of any lead will
cause wrong waveform, the lead can be cleaned by water and soap, be disinfected with 75%
alcohol (please don't dip the lead in the liquid).
Lead symbol
Insert needle's position
(2) Curve and knot of the lead will shorten the leads' lifespan, so please tidy the leads orderly
before use, then connect it with ECG machine.
(3) The electrode must be reserved in proper way, after long period use, its surface will be
oxidated, which may affect test result, so please change the electrode.
9 .2 Cleaning
Use fine-hair cloth moistened in mild soap liquid or cleaning agent containing 70% ethanol to
clean the equipment.
9.3 Sterilization
To avoid extended damage to the equipment, sterilization is only recommended when stipulated
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