Functions of Wired Controller
Operation of Wired/Remote Controllers
Initialization process of line control:
During the initialization of line control after powered on, [8888] [888] [88] [8] for the wired
controllers and LED flash for about 30 seconds. At this time, all buttons are disabled.
Descriptions of other components and operating methods refer to the related operating guide.
Special functions of wired control:
A
Setting of central control address of indoor units:
When indoor unit code setting allows line control to set the address, continually press "Resetting
Filtering Screen" for 10 seconds to enter into the mode of setting the central control addresses,
and select the unit No. of the group by "Time +/-" button.
Indication of temperature displays:
[Central Control Address]+XX: Press "Temp. +/-" button. XX ranges from 0-7F with the initial
value of 00. After finishing the setting, press "Setting" button to save the setting and quit. By
pressing other buttons or without pressing within 15 seconds, it will automatically quit and keep
the last setting.
B
Setting of communication address between indoor units and outdoor units:
When indoor unit code setting allows line control to set the address, continually press "Resetting
Filtering Screen" for 5 seconds to enter into the mode of setting the communication addresses,
and select the unit No. of the group by "Time +/-" button.
Indication of temperature displays:
[System Address]+XX: Press "Temp. +/-" button. XX ranges from 0-3F with the initial value of
00. after finishing the setting, press "Setting" button to save the setting and quit. By pressing
other buttons or without pressing within 15 seconds, it will automatically quit and keep the last
setting.
C
Inquiry of fault records of indoor units:
In the state of startup or shutdown, press "CHECK" button to go into the mode of inquiring faults
of all indoor units in this group. The temperature zone indicates "CHECK" and "Unit No.", which
shows the unit number with the actual connection in sequence in the decimal system. Meanwhile,
the time zone indicates the code of the current fault and the previous fault of the responding
machine in the format of [XX:YY], in which, XX refers to the code of the current fault (if normal,
it shows "- -") and YY refers to the code of the previous fault. The indication of fault code of
each machine lasts 3 seconds. After the indication of the whole group, it automatically quit.
Removing abnormal states & clearing fault records:
D
Under normal conditions, continually press "CHECK" button for 5 seconds to clear fault records.
Inquiring running state of indoor units of the group:
E
Under normal condition, press "Setting" button for 5 seconds until the temperature zone on the
liquid crystal screen shows [XX], referring to the unit number of indoor units and select unit,
and select unit number by "Temp. +/-" button. The time zone displays [YZZZ], in which, Y refers
to the data type and ZZZ to the responding data. Select the data type by "Time +/-" button.
Y
A
Temperature of indoor unit transducer TA
Temperature of indoor unit transducer TC1
B
C
Temperature of indoor unit transducer TC2
D
PMV step of indoor units
Communication address between
E
indoor/outdoor units
Central address
F
Under the inquiring state, press "CHECK" button to quit the inquiring state and return to the normal
operating state.
ZZZ
33
System
Actual value, decimal system
Actual value, decimal system
Actual value, decimal system
Actual value/2. decimal system(e.g. indication
of 50 with actual step of 100)
Actual value, sexadecimal system
Actual value, sexadecimal system