72
Class 5
(continued)
Warning message from one
of the power stage sets, se-
cond power stage set wor-
king normally
514 No communication with
one of the power stage
sets
Contact Fronius-trained
service technician if ser-
vice code is displayed
permanently
Temperature sensor DC/AC
or DC/DC faulty, Service
jumper located on „service“
plug-in station or „+15 V
secondary“ not connected
515 Faulty plug-in connec-
tions
Check plug-in connec-
tions
It is not possible to activate
all power stage sets
516 Status message pre-
sent for one of the po-
wer stage sets
Carry out analysis. Sec-
tion entitled „The Set-Up
Menu“, „State_PS“ for
further details. Contact
Fronius-trained service
technician if service code
is displayed permanent-
ly
Important! contact your Fronius dealer or Fronius trained service partner
if an error not mentioned in the schedule appears frequently or perma-
nently.
Customer
service
Code Designation Description Repair
Transformer not connected/
not plugged in
Bridge short-circuit
Detection of intermediate
circuit voltage damaged
517 Change of master has
taken place
Check possible errors
referred to in „Descripti-
on“. If service code is
displayed permanently:
contact Fronius-trained
service technician.
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