TROUBLESHOOTING GUIDE
PROBLEM | PROBABLE CAUSE | SOLUTION |
| Software needs to be reset | Open the battery door and remove the |
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| batteries.. Wait 10 seconds.. Replace the |
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| batteries and close the battery door.. |
| Dead batteries. | Replace or recharge batteries. |
Unit does not | Batteries installed | Make sure battery polarity is correct. |
pulse. | incorrectly (reversed). |
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| Dirty battery holder | Remove the batteries. Use rubbing alcohol |
| contacts. | and a cotton swab to clean contacts. |
| Cylinder valve is closed. | Turn cylinder valve clockwise to open.. |
| Cylinder is empty. | Check the oxygen gauge. Replace the |
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| cylinder, if empty. |
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| Oxygen cannula is blocked | Remove kinks. Clean or replace, if |
| or kinked. | necessary. |
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| Make sure the batteries inside the unit are | |
Short battery | used. | alkaline. |
life. | Batteries are faulty. | Replace batteries. (See “Installing Alkaline |
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| Batteries” section on page 12.) |
*NOTE: Do not attempt to open the electronic compartment of the unit. If the case is opened or tampered with, the warranty is void.
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