Operation Instructions
15
[Notes]
At the commissioning parameter setting page, when the state of any function changes, the system will automatically
save this change and this change will remain upon power failure.
Do not modify any commissioning parameter except the approved qualified servicemen, as it would give birth to
adverse effects to the unit.
Commissioning Function Setting
No. Item Range Default Description
1 Ctrl. state T-water out/T-room T-water out
When “Remote sensor” is set to “With”, it can
be set to “T-room”.
2 2-Way valve
Cool 2-Way valve, On/Off Off
It will decide the status of the 2-way valve under
the “Cool” and “Cool + Hot water” modes.
Heat 2-Way valve, On/Off On
It will decide the status of the 2-way valve under
the “Heat” and “Heat + Hot water” modes
5 Solar setting With/Without Without
When the water tank is unavailable, this setting
will be reserved.
When it is set to “With”, the solar kitting will work
on its own.
When it is set to “Without”, hot water by the
solar kitting is unavailable.
6 Water tank With/Without Without
7 Thermostat Without/Air/Air+ hot water Without
This setting cannot be interchanged between
“Air” and “Air+ hot water” directly but via
“Without” this option
Each time when “Air” or “Air + hot water” is
switched to “Without”, the unit will go to the OFF
status. Meanwhile, the control will send out
“OFF” command for consecutive 40 seconds (it
is longer than the communication error, and the
“ON” command can be performed only when 40
seconds have been expired.
8
Other
thermal
With/Without Without /
9
Optional E-
Heater
Off/1/2 Off /
10
Remote
sensor
With/Without Without
When it set to “Without”, and the “Ctrl. state” will
be defaulted to be “T-water out”.
11 Air removal On/Off Off /
12 Floor debug On/Off Off /
13
Manual
defrost
On/Off Off /
14 Force mode Off/Force-cool/Force-heat Off /
15 Tank heater Logic 1/Logic 2 Logic 1
This setting is allowed when the water pump is
available and the unit is OFF.
16 Gate-Ctrl. On/Off Off /
17 Current Limit On/Off Off It ranges from 0 to 50A and the default is 16A.
18 Address [1-125] [127-253] 1 /
19
Refri.
recovery
On/Off Off /
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