Troubleshooting Chart
Symptom | Possible cause | Solution | ||
All charger LED’s off, | 1) | No AC power | 1) | Check for 120 V Charger power |
cabinet CHARGER FAILURE |
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| 2) | Hubbell recommends that the |
indicating light on |
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2) | Charger AC fuse blown |
| charger be returned for repair | |
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Charge Current LED’s scroll,6 | 1) | Battery connections | 1) | Check battery connections |
cabinet CHARGER FAILURE |
| reversed, | 2) | Hubbell recommends that the |
indicating light on |
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2) | Charger DC fuse blown |
| charger be returned for repair | |
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6The charger LED’s scroll in order as follows: Charge Current LED’s 10 A to 2 A, Charging, Ready.
Troubleshooting Chart (Continued)
Symptom | Possible cause | Solution | ||
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Charging LED blinking, | Battery voltage high due to | Troubleshoot engine charging | ||
| Engine charging circuit | circuit | ||
| supplying charging voltage |
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| above control charger value. |
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10 A Charge Current LED | Charger stopped charging due | Allow charger time to cool | ||
flashing | to high temperature | Improve ventilation in area | ||
Ready LED does not come on, | 1) | Battery capacity too high | 1) | Check battery rating, must be |
Batteries do not charge fully |
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| less than 200 Ah |
| 2) | Excessive load on batteries | 2) | Verify load is normal |
| 3) | Short to ground | 3) | Clear the short |
| 4) | Battery terminals corroded | 4) | Clean battery terminals |
| 5) | Battery has faulty cell | 5) | Check battery/Replace |
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Contact the local Hubbell representative to request additional information, parts, or drawings.