PCS-ARM-34Warning

Felicity ESS error PCS-ARM-34

ARM software fault - DC soft start failure

Warning — a protection warning — the ESS unit keeps running, but deal with the cause before it escalates.

FLS-ES232LC-S

Energy storage systemWarning

What it means

ARM software fault - DC soft start failure

Cause: DC soft start failure (general).

How to fix it

  1. Reset to restart. Report to manufacturer if it occurs three consecutive times during startup
  2. DC contactor switching-on under judgment, DC voltage difference too large
  3. When running with DCDC, DCDC startup not correct.

Source: fls-es232lc-g-2-fls-es232lc-s-user-guide-en.pdf

Frequently asked questions

What does error PCS-ARM-34 mean on a Felicity ESS?

PCS-ARM-34 means: ARM software fault - DC soft start failure. DC soft start failure (general).

Is error PCS-ARM-34 a fault or a warning?

PCS-ARM-34 is a warning: the unit keeps running. Fix the underlying condition before it escalates.

How do I clear or fix error PCS-ARM-34?

Reset to restart. Report to manufacturer if it occurs three consecutive times during startup.

Related error codes

Other codes on the FLS-ES232LC-S

All FLS-ES232LC-S 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.