MediumVerifiedTASK-198

Repair open string on Ring1 Inverter 3

One MPPT input showed near zero current. Locate and repair the open circuit.

Apollo2_New · Ring1_Inverter3 · due 21 Feb 2025 · INC-0996

Before you start

Isolate and verify zero voltage before working on DC conductors.

Inspection checklist

4 of 4 steps complete

Isolate the inverter
Trace the affected string
Replace the failed connector
Verify string current after repair

Repair report

What was the root cause?

What did you do?

Parts used

Notes for the operator

Attach photographs of the repair (available on the mobile app).

Repair recorded on 21 Feb 2025.

Repair verification

SOL compares the equipment before and after the repair to confirm the fix held

Performance before

82%

Performance after

99%

Energy recovered

1,042kWh

Performance before and after maintenance

Units: Percent of expectation

What to notice: Each measure is expressed as a percentage of what comparable equipment achieved.

Ring1 Inverter 3 is now operating within 1% of comparable inverters. The low string current condition has not returned during the verification period.