Comfort Control Unit
137
Pos: 21.23 /BA/I nfo-Center/La dewagen/Alarm meldungen/Al armmeldunge n Tabelle @ 2 8\mod_1250074 686025_78.doc @ 273653
9.15 Alarm messages
9.15.1 General alarms
No.
Image Description Possible cause Remedy
A1
Plug-in fuse in job
computer defective
Short circuit at electrical outputs
+12V2FU_L
Check the connection
for short circuit and
replace fuse
A2
Fuse in job
computer defective
Short circuit at electrical outputs
+12V3FU_L
Check the connection
for short circuit. The
fuse resets itself after
the unit has cooled
down
A03
CAN error The CAN bus was interrupted
between the control unit and the
machine -> loose connection to
display screen.
Check the display line
A14
Undervoltage - Tractor battery defective
- Tractor dynamo too weak
- 12-V power supply too weak on the
tractor side or not correctly connected
with the battery
Connect the KRONE
connection cable to
the tractor battery
A15
Overvoltage Tractor dynamo defective Check dynamo