Led Indication; Troubleshooting - Heartway Medical Products EV Rider Vita XPress S12E User Manual

3. OPERATING INSTRUCTION
(1)Make sure the battery charger output voltage is the same as the connecting battery.
(2)Plug in the power cord. LED indicates green flash when AC power on.
(3)Connect the battery charger to the battery.
(4)Start charging; please refer to 4. LED INDICATION

4. LED INDICATION

(1)Green Flash：Power on
(2)Orange：Charging
(3)Orange Flash：Pre charge
(4)Green & Orange Flash：Charged 80%。
(5)Green：Full charged(Floating charge)。
(6)Red: Error / Abnormal temperature
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Red indication keeps flashing: 1V< Battery voltage < 9V
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Red indication keeps flashing X 2: a) Wrong connection b) Short circuit c) VBAT <16V
 Red indication keeps flashing X 3: a) VBAT > 28.8V (can't charge the battery) b) Battery and Jimmy are defective
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Red indication keeps flashing X4: a) Charging system defective b) Battery defective partially
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Red indication keeps flashing X5: a) Charging hours exceeds 24 hours
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Red indication keeps flashing X6: a) Battery voltage < 16V (12V Battery)
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Red indication keeps flashing X7: a) Abnormal temperature occurs during battery charging
5. TROUBLE SHOOTING
(1) If green indicator is off：
Check AC input. If it works functionally, the battery charger may be defective.
(2) If green indicator keeps flashing and cannot turn to charging indication：
Check if the battery connector is connected successfully.
Check if there is any short circuit on the output connection.
The battery charger may be defective if the battery connection works functionally.