Xantrex Technology Automatic Generator User Manual
Page 98
 
Troubleshooting
5–6
975-0082-01-01
Table 5-2 Auto Gen Start fault messages
Fault 
Number
Message
Self-
clearing?
Cause
Action
F200
Exceeded max 
number of start 
tries. Check gen, 
clear fault.
No
The Auto Gen Start has tried 
and failed to start the 
generator. To prevent draining 
the start battery, the Auto Gen 
Start will suspend further start 
attempts.
Check the generator’s fuel 
level and start battery 
condition. Consult 
generator manual.
Clear fault on System 
Control Panel screen to 
allow retry.
F201
Unable to stop 
gen. Stop gen via 
its control panel.
No
The Auto Gen Start has lost 
contact with the generator or 
the generator did not stop after 
the Auto Gen Start sent it a 
stop signal.
Change the Auto Gen 
Start mode to Manual Off. 
If this fails to work, stop 
the generator with the 
external stop switch.
Check generator. 
Return Auto Gen Start to 
automatic mode to resume 
automatic starts and stops.
F203
Manual Off: Gen 
stopped by ext 
sensor. Reset 
AGS mode.
No
An external sensor connected 
to the Auto Gen Start has 
stopped the generator and put 
the Auto Gen Start into 
Manual Off mode.
After the sensor 
connected to the external 
shutdown has deactivated, 
clear the fault and reset 
the Auto Gen Start to the 
desired mode.
F500
Serial Number 
Failure, Service 
Required.
No
The silicon serial ID number 
has failed and the Auto Gen 
Start has gone into Safe mode.
Call your dealer or 
Xantrex.
F501
Memory Failure. 
Service 
Required.
No
The Auto Gen Start has 
suffered a non-volatile 
memory failure.
Call your dealer or 
Xantrex.
F505
Internal Failure. 
Service 
Required.
No
A controller fault has occurred 
and the Auto Gen Start has 
gone into Safe mode.
Clear the fault. If the fault 
persists, call your dealer 
or Xantrex.