Fault code 21 — Shunt resistance unbalance adjustment fault

Was bedeutet 21 ?

There is an issue with the balance adjustment of the shunt resistance, possibly indicating a control board problem.

• Control board fault

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the connections related to the shunt resistance.

2. 2

   If connections are fine, the main PCB (control board) likely needs replacement.