Hokkaido HCNL 821 XMR, Руководство по обслуживанию

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CENTRAL control function
(only if a central controller is present)
When the central controller selects [CENTRAL] mode, the buttons in the wired controller
except for [CHECK] will be invalid.
VENTILATION mode (only for the unit with fresh air function or heat recovery
function
)
Press [RECOVERY] button, then the unit will switch over the ventilation mode:
[ ]
→
[VENTILATION][AUTO]
→
[VENTILATION][RECOVERY]
→
[VENT
I
LATION][NORMAL]
→
[ ], please select appropriate ventilation mode.
Query indoor malfunction history:
In the state of power on or power off, press [CHECK] button, enter the malfunction-querying
mode of all indoor units in the group. Then [CHECK] and [UNIT NO.] will display, and the
actual indoor numbers will be displayed in some sequence (unit number is in decimals). At
the same time, in the time region, there will be the current malfunction and the latest time
malfunction, the displaying format is [XX
：
YY], in which XX stands for the current malfunction,
if normal, it will display “
――
”; YY stands for the latest time malfunction. The failure code of
every unit will display for 3 seconds. After the failure codes of all indoor units in the whole
group are displayed, the mode will quit automatically.
Clear abnormal state and malfunction history:
In normal state, press [CHECK] button for 5 seconds to clear abnormal states, at the same
time, wired controller will send the data of “clear abnormal state”, but the malfunction history
still retains.
In normal state, press [CHECK] button for 15 seconds, except for malfunction states, the
malfunction history in wired controller will be cleared.