TROUBLESHOOTING
Performance problems often can be corrected by the user. Please read through this chart for a possible solution to common problems.
PROBLEM | POSSIBLE CAUSE | SOLUTION |
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The battery is connected | The charger is in tester | Press the CHARGE RATE |
and the charger is on, | mode, not charger mode. | button to activate charging |
but it isn’t charging. |
| and select a charge rate. |
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Indicator lights are lit in an | You might have | Make sure nothing is |
erratic manner not | accidentally activated a | touching the control panel, |
explained in the “Using | special diagnostic mode. | then unplug the unit and |
Your Battery Charger” |
| plug it in again. |
section. |
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| The charger may be | Return to place of purchase |
| defective. | for replacement. |
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The CHECK (red) light | The incorrect battery type |
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always flashes before the | may have been selected. |
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battery is completely |
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charged. |
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| This will happen if the | Reset the charger by un- |
| battery did not reach full | plugging it or briefly |
| charge within 24 hours. | disconnecting it or briefly |
| May be due to a very | disconnecting the negative |
| large battery or a bank of | battery clip. Select the |
| batteries requiring more | desired charge rate and |
| power than a 40/15 Amp | battery type again, if |
| charger can deliver within | necessary. |
| 24 hours. The battery may |
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| also be faulty. |
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Engine crank time is less | Starter motor may be | Charge the battery at the |
than specified. | drawing more than 100 | 40A rate for 10 to 15 |
| Amps. | minutes then crank the |
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| engine. |
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The green CHARGED | The battery may be fully | If the battery is in a vehicle, |
light turns on a few | charged or recently | turn the headlights on for a |
minutes after connecting | charged, leaving the | few minutes to reduce the |
to the battery. | battery voltage high | battery voltage and try |
| enough to appear to be | charging again. |
| fully charged. |
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| The incorrect battery type | Reset the charger by un- |
| may have been selected. | plugging it or briefly |
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| disconnecting the negative |
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| battery clip. Select the |
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| desired charge rate and |
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| battery type again, if |
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| necessary. |
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