Troubleshooting

 

Table 2

Troubleshooting

Symptom

Possible Cause

Possible Remedy

 

 

 

 

Inverter output is being fed

Disconnect AC output wires. Turn the inverter off and then on. If

Inverter hums

with an external AC source that

the problem clears, reconnect the AC output wires. If the

loudly. System

is out of phase.

problem recurs when reconnected, an external AC source is

display may show

 

connected to the output.

messages for high

 

 

Inverter has been incorrectly

Check HUB ports and make certain the master inverter is plugged

battery voltage,

low battery voltage,

stacked with another unit on

into port 1.

or backfeed error.

the same output. All units

MATE3 system display only: Check stacking settings in the Inverter

 

come defaulted as master.

 

Stacking menu. Only one master is allowed per system.

 

 

 

 

 

 

AUX output is not connected.

Test the generator or device to confirm functionality. Test the

 

 

appropriate AUX terminals with a DVM. (If the RELAY AUX

 

 

terminals are in use, test for continuity. If the 12V AUX terminals

 

 

are in use, test for 12 Vdc.) If the proper results are present when

 

 

the menu indicates the function is On (and the device still does

 

 

not work), then there is an external connection problem. If the

Generator, external

 

proper results are not present with the function On , the AUX

 

circuit may be damaged. Contact OutBack Technical Support (see

fan, etc. fails to start

 

 

inside front cover of this manual).

when triggered by

 

 

 

AUX output.

Wrong AUX terminals have

MATE3 system display only: Confirm that the AUX menu that was

 

been programmed.

programmed matches the terminals that are in use. The Auxiliary

 

 

Output menu programs the 12V AUX terminals. The Auxiliary

 

 

Relay menu programs the RELAY AUX terminals.

 

 

 

 

Wrong AUX terminals are in use.

If generator or external device requires 12 Vdc, confirm the 12V

 

 

AUX terminals have been connected. The RELAY AUX terminals

 

 

do not provide voltage.

 

 

 

Automatic

MATE3 system display only: AGS

Check both inputs for a second AC source (utility grid). If the

Generator Start fails

function does not work if a valid

inverter detects an acceptable AC source, it will not allow AGS.

to trigger when

input is present.

This is true even if it is internally disconnected from the source

conditions are met

 

(due to HBX mode, Mini Grid mode, or similar programming).

(or starts when

 

 

MATE3 system display is not

AGS programming is located in MATE3 and cannot function if it is

conditions are not

met).

present.

removed.

 

 

 

900-0020-01-00 Rev A

37

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Image 39
Outback Power Systems GS8048 manual Inverter output is being fed