Fronius Primo 208-240, Service Manual & Spare Parts List

Page: 99 / 164

99
EN-US
Code Description Behavior Remedy
401 Communication error be-
tween the Recerbo and the
power module 1. Ribbon cable between the
power module and filter PC
board faulty or not connected
correctly 1. Check ribbon cable between
Recerbo and the power mod-
ule
2. Ribbon cable faulty 2. Replace ribbon cable
3. Recerbo not connected cor-
rectly 3. Check Recerbo plug
4. Recerbo faulty 4. Replace Recerbo
5. Power module faulty 5. Replace AC power module
6. Filter PC board faulty 6. Replace filter PC board
406 Temperature sensor in the
DC semiconductor module
faulty 1. Faulty temperature sensor in
the semiconductor module 1. Replace DC PC board
2. Faulty circuit on power mod-
ule 2. Replace DC PC board
407 Temperature sensor on
power module faulty 1. Faulty temperature sensor
on power module 1. Replace AC PC board
2. Faulty circuit on power mod-
ule 2. Replace AC PC board
408 Unacceptably high DC de-
celeration detected on in-
verter 1. Asynchronous alternating
current grid 1. Check alternating current
grid
2. Power module faulty 2. Replace AC PC board
412 Set fixed voltage outside of
permissible MPP range 1. Fixed voltage set too high or
too low 1. Check adjustments in ser-
vice menu
415 Release signal: option
cards triggered 1. Option card does not pro-
vide release for feeding energy
into the grid 1. Automatically corrected; op-
tion card stopped inverter
416–425 Communication between
power module and Recerbo
not possible 1. Occurs once – PSP commu-
nication error 1. Automatically corrected
2. Unknown option card is
blocking inverter 2. Software update
3. Ribbon cable between filter
PC board and power module
faulty 3. Replace ribbon cable
4. Recerbo faulty 4. Replace Recerbo
5. Filter PC board faulty 5. Replace filter PC board
6. Power module faulty 6. Replace AC PC board
426 Intermediate circuit
charging takes too long 1. DC voltage too weak 1. Restart inverter or check ca-
bling
2. DC inductor not cleanly con-
tacted 2. Check cabling of the DC in-
ductor
3. DC booster faulty 3. Replace DC PC board and
then, if necessary, AC PC
board
427 Power module inoperative
for too long (timeout) 1. Software fault 1. Software update
2. Measurement error on pow-
er module 2. Replace AC PC board