- 16-
Timer setting is valid, icon flash, as below.
(5) Press up key, timer icon does not flash, means setting is valid, press
to confirm. Press
down key, timer icon disappear, means the setting is not valid
（
6
）
Press up and
key at the same time for 3 seconds, all the setting is cleared.
4.4.5
、
Night mode
（
1
）
Night mode valid or not is up to parameter P47. If the data is set 0, means off, 1 means
on. The night mode starting time is decided by data 48. Ending time is decided by data 49.
（
2
）
With night mode, hot water mode will run with the current setting temp +3C, room
heating run with current setting -2C. Room cooling run with current s2C.
Ourdoor fan run at low speed.
4.4.6
、
Auto mode
( icon, Automatically select heating or cooling mode)
After you select ―AUTO‖ mode, when ambient temp < 15C, it run AC cooling mode.
When ambient temp> 25C, it run AC cooling mode. When ambient temp 15~25C, it run with
the latest setting mode.
4.4.7 Auto Heating Target Curve Function
：
A.
First need to set the AC heating target temp to ―AU‖ . When you keep pressing LCD
controller ―Down arrow‖ button until it show ―10‖, then press ―Down‖ one more time, it
will show ―AU‖.
B.
AU curve offset shift temp is adjusted by parameter(P45) , positive value means move up,
negative value means move down. (-15~15C)
C.
AC AU heat curve highest temp is set by parameter (P46), range 30~50C, default 45C. When
the parameter is 45C, the AU highest target temp is 45c.
4.4.8 communication with LCD controller
LCD controlled is connected with heat pump CN3 by 3 wires,(must in order) max 100m.
