Siemens F002 Fault __hot__ -
Contrary to popular belief, the F002 fault rarely means "the incoming power is too high." While that is possible, the most common culprit is actually the motor acting as a generator. Let’s break down the three primary sources:
Measure the actual DC link voltage with a multimeter and compare it to parameter r0026 (or r006 for some models). If they differ significantly, an internal board (like PSU1/2 or the control card) may be faulty. siemens f002 fault
