Toshiba XXXXXXX(<SanSerif1>X/X)
–34–
Hydro Unit
Installation Manual
(13)Setting 3way Valve Operation (function code
54)
• This setting is not necessary for normal
installation. Make this setting to invert the logic
circuit in case ports A and B of the 3-way valve
are wrongly attached and it cannot be rectified
on site.
(14)Mixing valve operation setting
• Set the time period from full close to full open of
the 2-zone control mixing valve. Set a value that
is 1/10 of the actual time. And. setting the
interval control time. (minutes)
(15)Setting Heating/Hot Water Switching when
Boiler Is Used (function code 3E)
• When boiler is used, make this setting to operate
the Hydro Unit by the instruction from the boiler.
(16)Setting Heat Pump Operating Time for Hot
Water Supply Operation
• Set the time period from the start of heat pump
run to the start of heater energization at the
beginning of hot water supply operation. If a long
period is set, it takes long time for heating water.
(17)Setting Cooling ON/OFF
• Set this function when performing cooling
operation.
(18)Remote controller time indication
• 24-hour or 12-hour notation is selected for the
timer.
(19)Setting Nighttime Quiet Operation
• Issue an instruction for low-noise mode
operation to the outdoor unit. Enabling/disabling
of this function, start time, and end time can be
set.
(20)Setting Alarm Tone
• The remote controller alarm tone can be set.
(21)Selection of mode of operation by external
input.
• Select the logic of an external input signal
(option)
+00EF99805101_01EN.book Page 34 Monday, June 21, 2010 3:45 PM
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