Troubleshooting
Table 4 Basic Troubleshooting Steps
Symptom | Unusual LEDs | Possible Cause | Possible Remedy | |
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| AC IN LED flashes | HBX mode has disconnected | MATE system display only: Check the AC IN | |
(Continued) |
| from AC. | hot key screen to see if HBX mode is in use. | |
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| ||
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| MATE3 system display only: Check the AC | |
Will not |
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| Input Mode setting with the AC INPUT | |
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| hot key. In either case, if activated | ||
connect to the |
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| prematurely, check the HBX settings. | |
AC source. |
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| (If this setting was intentional, then no | |
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| action is required.) | |
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| |
| AC IN LED flashes | Grid use function has | If activated prematurely: | |
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| disconnected from AC. | (MATE system display only) Check both | |
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| ADV/MATE/GRIDUSE menu settings and | |
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| clock settings. | |
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| (MATE3 system display only) Check both Grid | |
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| Use Time menu settings and clock settings. | |
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| (If this setting was intentional, then no | |
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| action is required.) | |
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| |
| AC IN LED flashes | AC source does not meet | MATE system display only: Check | |
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| requirements. | STATUS/FX/DISCON for the reason for | |
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| disconnection. | |
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| MATE3 system display only: Check the Last | |
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| AC Disconnect screen with the AC INPUT | |
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| hot key for the reason for disconnection. | |
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| In either case, if the unit never originally | |
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| connected, check the Warning menu. | |
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| Confirm the source voltage and frequency. | |
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| |
| AC IN LED switches | Inverter’s output has been | Disconnect the wires from the inverter’s AC | |
| between continuous | connected to its input. Voltage | input terminals or AC output terminals, or | |
| and flashing. Inverter | shifts are the result of trying to | both. If the problem immediately | |
| LED remains | match its own voltage. | disappears, it is an external wiring issue. | |
| illuminated. |
| The inverter’s AC HOT IN and AC HOT OUT | |
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| must remain isolated from each other. | |
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| |
Inverter clicks | AC IN LED switches | Low AC input voltage. Can be | Test AC HOT IN and NEUTRAL IN | |
between continuous | caused by weak AC source, or by | connections with AC voltmeter. If low or | ||
repeatedly. AC | and flashing. Inverter | faulty input connection. | fluctuating, this is an external problem. | |
output voltage | LED turns on and off |
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rises or drops | with each cycle. |
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to unusual |
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AC IN LED switches | Inverter has been set to sell to | Unit will drive the generator voltage up to | ||
levels with | ||||
every click. | between continuous | utility grid but has been | disconnection, then reconnect to the | |
| and flashing. Inverter | connected to a generator. | generator and try again. | |
| LED turns on and off |
| MATE system display only: Set ac transfer | |
| with each cycle. |
| ||
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| control menu to gen. This will keep it from | ||
| (Generator only) |
| ||
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| selling. | ||
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| ||
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| MATE3 system display only: Set Input Type | |
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| to Gen in the AC Input and Current Limit | |
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| menu. This will keep it from selling. | |
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34 |