To access the parameter screen, the controller must be in standby mode and the
VENT, AUTO and ON/OFF keys must be quickly pressed.
Note:
keys to be pressed are highlighted in the image below, it is not necessary
to press them all at the same time.
The password screen for entrance to the parameter menu will appear.
The navigation arrows on the upper floor are used to change the value of each
character, the AUTO key is used to change the position of the character if the
firmware version is 01 or higher.
If the installed version is 00, the password is defined using the arrows on the
upper and lower floor.
4– Parameter Screen
OPERATING INSTRUCTION
Error
Component
Cause
Solution
F13
Duct sensor Upper floor
Sensor open.
Inspect the wire harnesses. Replace sensor.
F14
Duct sensor Lower floor
Sensor open.
Inspect the wire harnesses. Replace sensor.
F15
Return temperature sensor
Upper floor
Short-circuit or open sensor.
Inspect the wire harnesses. Replace sensor.
F16
Return temperature sensor
Lower floor
Short-circuit or open sensor.
Inspect the wire harnesses. Replace sensor.
F17
Ice sensor Upper Floor
Short-circuit or open sensor.
Inspect the wire harnesses. Replace sensor.
F18
Ice sensor Lower floor
Short-circuit or open sensor.
Inspect the wire harnesses. Replace sensor.
F19
Upper floor UV purifier AC
system failure
Lamp or reactor failure.
Inspect the wire harnesses. Check lamp and reactor.
F20
Lower floor UV purifier AC
system failure
Lamp or reactor failure.
Inspect the wire harnesses. Check lamp and reactor.
CC 430 P3
16
