Is error 85 a fault or a warning?

It depends on the model: on some models 85 is a fault (output cut, red LED solid), on others a warning (red LED flashing, unit keeps running). Check the card for your model on this page.

How do I clear or fix error 85?

Check the battery voltage and the charger voltage settings. If the warning persists, contact the repair center. The exact steps for each affected model are listed on this page.

Felicity inverter error 85

Faults for battery high voltage of built-in MPPT

Warning — the red LED flashes and the inverter keeps running. Deal with it before it escalates.

Severity differs by model — check your model below.

The exact meaning depends on your model:

IVPS/IVPM Series

InverterWarning

Also applies to:IVPS2512IVPS2524IVPS3524IVPS5024IVPS5048IVPS7548IVPS-7548IVPS10048+3

What it means

Faults for battery high voltage of built-in MPPT — The built-in MPPT charge controller reports battery high voltage.

Cause: The battery voltage measured by the built-in MPPT charge controller is too high.

How to fix it

Check the battery voltage and the charger voltage settings.
If the warning persists, contact the repair center.

Source: IVPS-IVPM User Guide.pdf, p.18

IVGM5KL-P1G1

InverterFault

Also applies to:IVGM6KL-P1G1IVGM7K6L-P1G1IVGM8KL-P1G1

What it means

External CT Sensor Fault — External CT (current transformer) sensor fault.

Cause: The external current transformer (CT) used for export and consumption metering is not returning a valid signal — disconnected, mis-wired, or faulty.

How to fix it

Check the connection of CT is firmly and correctly
Seek help from us, if can not go back to normal state.

Source: Felicitysolar IVGM Series Hybrid inverter Instruction Manual.pdf, p.55

Frequently asked questions

What does error 85 mean on a Felicity inverter?: It depends on the model — 2 devices use code 85. On the IVPS/IVPM Series it means: Faults for battery high voltage of built-in MPPT. The card for each model on this page gives its exact meaning and fix.
Is error 85 a fault or a warning?: It depends on the model: on some models 85 is a fault (output cut, red LED solid), on others a warning (red LED flashing, unit keeps running). Check the card for your model on this page.
How do I clear or fix error 85?: Check the battery voltage and the charger voltage settings. If the warning persists, contact the repair center. The exact steps for each affected model are listed on this page.

Related error codes

Other codes on the IVPS/IVPM Series

All IVPS/IVPM Series codes

Other codes on the IVGM5KL-P1G1

All IVGM5KL-P1G1 codes

Prefer the full written guide? Read the complete Felicity inverter error-code guide

Compiled from official Felicity user manuals. Always consult your device manual and a qualified technician before performing repairs.