1.9- Faults (errors)
Display failure.
F00
Note: if there is a fault, the display goes between Set point and the error codes. The desired
temperature will be displayed for 5 seconds and the error series (s) occurring will be
displayed for 2 seconds each. If an error has been eliminated, it will no longer be displayed.
• Display Failure
Error Component Cause Solution
F00
Low or High
Pressure Switch
Refrigerant gas level is wrong.
Press switch is faulty.
Expansion valve is faulty.
Condenser is blocked or faulty.
Change the press switch and/
or compressor.
Check the condenser fans.
Check the refrigerant gas level.
Look for any leaks.
Change the expansion valve.
F01
Feed source
(relay board)
Feed input is out of limit:
12V: <10V >16V
24V: <20V >32V
Check the wiring harness.
Change the relay board.
F02
Feed source
(control panel)
Feed input is out of limit:
12V: <10V >16V
24V: <20V >32V
Check the wiring harness.
Change the relay board.
F03
System type
No recognition, no link.
Change the controller.
F04
Return (back)
temperature
sensor
Ground short circuit trouble
between pins.
Check the wiring harness.
Change the sensor.
F05
Return (back)
temperature
sensor
Ground short circuit trouble
between pins.
Check the wiring harness.
Change the sensor.
F06
Duct temperature
sensor (SBU410)
Power (+) short circuit or
trouble between sensor.
Check the wiring harness.
Change the sensor.
Error Components Cause Solution
F07
Duct temperature
sensor (SBU410)
Ground short circuit trouble
between pins.
Check the wiring harness.
Change the sensor.
F08
EEPROM No access from EEPROM. Change the controller.
F09
Motor water
measuring valve
(SBU410)
It can not be adjusted at the
right pressure.
Check the wiring harness.
Change the motor.
F10
Compressor clutch
coupling
F00 has appeared for 3 times
or more.
See F00.
CONTROLLER CC 185T - CC 205T - CC 205W