BUS BODY ELECTRONICS
14
2.9 Errors
2.9.1 Error display
2.9.2 Error code overview
Error code Components
Cause
Remedy
F00
High/low pres-
sure switches
-
Refrigerant too
high/low
-
High/low pressure
switches defective
-
Expansion valve de-
fective
-
Axial blower blocked or
failed
-
Replace pressure swit-
ches
-
Replace compressor
-
Inspect axial blower
-
Inspect refrigerant level
-
Inspect for leakage
-
Replace pressure swit-
ches
-
Replace expansion valve
F01
Power supply
(relays board)
Power supply <
10V
> 16V
Supply voltage on relay
boards too high or too low
Inspect wiring harness
Replace ECU
F02
Power supply
type (control
panel)
No 12V system recognized.
Supply voltage on control
panel too high or too low.
< 10V
> 16V
Inspect wiring harness
Replace ECU
Note
If an error is present, the display varies between the set
desired temperature and error codes.
The desired temperature will display for 5 seconds then
the series of errors occurring will display for 2 seconds
each.
If an error has been eliminated, it will be automatically no
longer displayed.
Figure 16 - SC410 error display