AB F34 fault code meaning
AB / F34
Series: 1305
Run Boost Fault
AC drive
Meaning: An attempt has been made to set [Run Boost] greater than [Start Boost].
Possible causes
Source: Allen-Bradley Bulletin 1305 User Manual Table 6.B Fault Descriptions P6-3~6-8
Series: PowerFlex 700H
CAN Bus Flt
AC drive
Meaning: A sent message was not acknowledged. See Table 3.S, “Communication Bus Fault (F34) Subcode,” on page 15 for more information on this fault.
Possible causes
Source: