Operation
Malfunction Display
(1) Under no screen saving state, press
key for 10 seconds to check all indoor units malfunction
in the group. Unit No. is displayed behind the top-left colon; current malfunction is displayed before
top-right colon and historical malfunction is behind colon.
(2) Unit No. is displayed in decimal and malfunction is displayed in hexadecimal.
(3) All hexadecimal numbers of malfunction are in capital. But b and d is in small capital in order not to
mix with 8.
(4) If there is no current malfunction, "--" is displayed before the right colon; if there is no historical
malfunction, "--" is displayed behind the right colon.
(5) Press
key to quit malfunction check state. The clock information and timer information are
displayed.
(6) Malfunction records clearance: Keep pressing
key for 10 seconds, malfunction is displayed.
Then press
key again for 5 seconds to clear current and historical malfunction of all the units.
(7) Press
to choose unit No..
Child Lock
(1) Child lock function can be used to prevent false operation. All of keys are locked after pressing
and together for 5 seconds. child lock icon
will display on the interface. All of settings will exit
and keep the previous state. All of keys are invalid including "ON/OFF".
(2) The screen will unlock after pressing
and together for 5 seconds, child lock icon will
disappear and all keys are available.
Note:
When controlling Fresh Air unit, the controller main interface will not display Up/Down key in normal
state. When in child lock setting, press Time key first to display Up/Down key at the main interface,
and then press Set and Down key together for 5 seconds to enter child lock setting. After setting child
lock, Up/Down key will keep displaying for the convenience of cancellation of child lock.
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